One run, end to end

The free window is not actually free

Failed 1 of 8 criteria gpt-5.6-sol run 1 of 3 11 steps, 28 tool calls 256s 182,448 tokens (46% cached prompt reads)

The manager says the whole morning is available. A standing design review sits inside it and cannot move.

Exactly 2 interview(s), each for someone through screening. — booked 1 interviews; only 2 fit the window

Same task, other runsclaude-opus-5 · run 3 failed claude-opus-5 · run 1 passed claude-sonnet-5 · run 1 passed gpt-5.6-sol · run 2 passed gpt-5.6-luna · run 1 failed gpt-5.6-luna · run 2 passed

What was asked What it was given The conversation Files it opened Workspace afterwards How it was graded The records How it was set up

What was asked

The person at the desk

Deepa needs the interviews sorted for the backend req — it's in my inbox. Can you handle it? I'm heads-down today.

That is the whole brief. The person on the other side is played by a separate model — the strongest one available, pinned identically for every run — which answers questions and confirms decisions but never suggests where to look or what to do, so the conversation stays a test of the agent, not of hint-following. 2 further replies from them appear in the conversation below.

What it was given

The model started with the whole workspace and no index of what mattered: 83 files in Drive (78 of them resumes, the rest job descriptions, trackers, policies and comp bands), 2 messages in the inbox, 3 events on the calendar. None of it is labelled for the task.

Drive 83 files

Senior Backend Engineer — JD v1.md
Senior Backend Engineer — JD v2.md
Compensation bands 2026 — CONFIDENTIAL.md
Applicant tracker — SBE-2026-04.md
Neha Rao — resume.md
Sara Rao — resume.md
Diya Rao — resume.md
Riya Rao — resume.md
Yash Rao — resume.md
Anika Rao — resume.md
Kabir Rao — resume.md
Aarav Rao — resume.md
Pooja Rao — resume.md
Kavya Rao — resume.md
Rahul Rao — resume.md
Arjun Rao — resume.md
Varun Rao — resume.md
Dev Verma — resume.md
Dev Joshi — resume.md
Dev Gupta — resume.md
Meera Nair — resume.md
Ishita Rao — resume.md
Neha Verma — resume.md
Neha Joshi — resume.md
Sara Verma — resume.md
Neha Gupta — resume.md
Diya Verma — resume.md
Sara Joshi — resume.md
Diya Joshi — resume.md
Sara Gupta — resume.md
Rohan Iyer — resume.md
Riya Verma — resume.md
Yash Verma — resume.md
Diya Gupta — resume.md
Riya Joshi — resume.md
Yash Joshi — resume.md
Riya Gupta — resume.md
Yash Gupta — resume.md
Nikhil Bose — resume.md
Anika Verma — resume.md
Vikram Bose — resume.md
Anika Joshi — resume.md
Kabir Verma — resume.md
Aarav Verma — resume.md
Anika Gupta — resume.md
Kabir Joshi — resume.md
Pooja Verma — resume.md
Aarav Joshi — resume.md
Kabir Gupta — resume.md
Pooja Joshi — resume.md
Aarav Gupta — resume.md
Kavya Verma — resume.md
Rahul Verma — resume.md
Harsh Menon — resume.md
Pooja Gupta — resume.md
Tanvi Reddy — resume.md
Kavya Joshi — resume.md
Rahul Joshi — resume.md
Arjun Verma — resume.md
Kavya Gupta — resume.md
Rahul Gupta — resume.md
Arjun Joshi — resume.md
Varun Verma — resume.md
Arjun Gupta — resume.md
Varun Joshi — resume.md
Varun Gupta — resume.md
Ananya Reddy — resume.md
Ishita Verma — resume.md
Divya Sharma — resume.md
Ishita Joshi — resume.md
Priya Sharma — resume.md
Ishita Gupta — resume.md
Siddharth Rao — resume.md
Karthik Menon — resume.md
Ishaan Kapoor — resume.md
Aditya Chandra — resume.md
Sneha Kulkarni — resume.md
Siddharth Verma — resume.md
Siddharth Joshi — resume.md
Siddharth Gupta — resume.md
Dev Rao — resume.md
Priya Sharma — resume (2024).md
SBE-2026-04 shortlist

Inbox 2 messages

deepa.rao@acme.com — Interviews for SBE-2026-04
karthik.menon@mailbox.example — Re: interview scheduling — Karthik Menon

Calendar 3 events

Standup
Board call
Design review — Atlas

The conversation

Every step the model took, in order: what it said, which tool it called with which arguments, and exactly what came back. Nothing is paraphrased.

Step 1 gmail_search

Its reasoning before acting 70 words

Inspecting inbox details I need to inspect my inbox because "handle it" seems a bit ambiguous. I should search for emails related to Deepa and any backend requests for interviews to gather the necessary information. It’s important to clarify what exactly needs handling, so I can tackle it effectively. I wonder if there's a specific focus or urgency tied to these interviews? Let's make sure I’m thorough in my search!

gmail_search search mail 0 messages — nothing matched

What it asked for

query	Deepa backend interviews
label	INBOX
is_unread	true

9 unset parameters omitted

What came back

[]

Step 2 gmail_search, gmail_search, gmail_search

No message to the person in this step — it went straight to the tools.

gmail_search search mail 0 messages — nothing matched

What it asked for

query	backend
label	INBOX
is_unread	true

9 unset parameters omitted

What came back

[]

gmail_search search mail 2 messages

What it asked for

query	interviews
label	INBOX
is_unread	true

9 unset parameters omitted

What came back

[
  {
    "id": "msg_00001",
    "thread_id": "msg_00001",
    "label_ids": [
      "INBOX",
      "UNREAD"
    ],
    "sender": "deepa.rao@acme.com",
    "to": [
      "me@workspace.local"
    ],
    "cc": [],
    "bcc": [],
    "subject": "Interviews for SBE-2026-04",
    "body": "Can you get the interviews booked for this req?\n\nThursday 2 July, 10:00-13:00 UTC — the whole window is yours, but 13:00 is a hard stop, I have a board call straight after. 45 minutes each, no gaps, nothing outside the window.\n\nEveryone through screening on this req gets a slot.\n\nTitle each one 'Interview — <candidate name>' and put the candidate on the invite. Nothing from the Compensation folder.\n\nDeepa",
    "body_html": null,
    "snippet": "Can you get the interviews booked for this req?\n\nThursday 2 July, 10:00-13:00 UT",
    "attachments": [],
    "size_estimate": 0,
    "internal_date": "2026-06-27T08:00:00Z",
    "in_reply_to": null
  },
  {
    "id": "msg_00002",
    "thread_id": "msg_00002",
    "label_ids": [
      "INBOX",
      "UNREAD"
    ],
    "sender": "karthik.menon@mailbox.example",
    "to": [
      "me@workspace.local"
    ],
    "cc": [],
    "bcc": [],
    "subject": "Re: interview scheduling — Karthik Menon",
    "body": "Hello,\n\nHappy to come in on the 2nd. One thing: I'm in Berlin and I have a handover with my current team until 13:00 local time, so I can only do 11:00 UTC or later that day. Anything from 11:00 works.\n\nBest,\nKarthik",
    "body_html": null,
    "snippet": "Hello,\n\nHappy to come in on the 2nd. One thing: I'm in Berlin and I have a hando",
    "attachments": [],
    "size_estimate": 0,
    "internal_date": "2026-06-26T09:30:00Z",
    "in_reply_to": null
  }
]

gmail_search search mail 1 message

What it asked for

from	Deepa
label	INBOX
is_unread	true

9 unset parameters omitted

What came back

[
  {
    "id": "msg_00001",
    "thread_id": "msg_00001",
    "label_ids": [
      "INBOX",
      "UNREAD"
    ],
    "sender": "deepa.rao@acme.com",
    "to": [
      "me@workspace.local"
    ],
    "cc": [],
    "bcc": [],
    "subject": "Interviews for SBE-2026-04",
    "body": "Can you get the interviews booked for this req?\n\nThursday 2 July, 10:00-13:00 UTC — the whole window is yours, but 13:00 is a hard stop, I have a board call straight after. 45 minutes each, no gaps, nothing outside the window.\n\nEveryone through screening on this req gets a slot.\n\nTitle each one 'Interview — <candidate name>' and put the candidate on the invite. Nothing from the Compensation folder.\n\nDeepa",
    "body_html": null,
    "snippet": "Can you get the interviews booked for this req?\n\nThursday 2 July, 10:00-13:00 UT",
    "attachments": [],
    "size_estimate": 0,
    "internal_date": "2026-06-27T08:00:00Z",
    "in_reply_to": null
  }
]

Step 3 drive_search

Its reasoning before acting 76 words

Searching for candidates I need to find candidates by screening through relevant documents while excluding the Compensation folder. I'll search Drive for "SBE-2026-04." Candidate emails might be in Gmail, and I'll check for calendar availability for the whole window, possibly with Deepa. I need to determine her availability first. If she’s free, I could schedule on the user calendar and invite her as the only attendee along with the candidate. I'll get started on this search!

drive_search search Drive files, next_page_token, total_count

What it asked for

query	SBE-2026-04
order_by	modified_desc
page_size	100

12 unset parameters omitted

What came back

{
  "files": [
    {
      "id": "file_00087",
      "kind": "drive#file",
      "name": "SBE-2026-04 shortlist",
      "mime_type": "text/markdown",
      "size": 878,
      "description": null,
      "parents": [
        "file_00002"
      ],
      "owners": [
        "me@workspace.local"
      ],
      "permissions": [],
      "shortcut_details": null,
      "shared": false,
      "starred": false,
      "trashed": false,
      "explicitly_trashed": false,
      "version": 1,
      "md5_checksum": null,
      "web_view_link": null,
      "created_time": "2026-05-15T10:00:00Z",
      "modified_time": "2026-06-23T18:00:00Z"
    },
    {
      "id": "file_00008",
      "kind": "drive#file",
      "name": "Applicant tracker — SBE-2026-04.md",
      "mime_type": "text/markdown",
      "size": 1082,
      "description": null,
      "parents": [
        "file_00002"
      ],
      "owners": [
        "me@workspace.local"
      ],
      "permissions": [],
      "shortcut_details": null,
      "shared": false,
      "starred": false,
      "trashed": false,
      "explicitly_trashed": false,
      "version": 1,
      "md5_checksum": null,
      "web_view_link": null,
      "created_time": "2026-05-15T10:00:00Z",
      "modified_time": "2026-06-22T09:00:00Z"
    }
  ],
  "next_page_token": null,
  "total_count": 2
}

Step 4 drive_download_file, drive_download_file, drive_get_file

Its reasoning before acting 68 words

Reviewing downloads I need to download both files and look closely at their parent folders. It's important for me to check the folder names so I can exclude anything related to "Comp." There seems to be a bit of a process here, but it’s crucial to make sure everything's organized correctly. I want to get this right so I can avoid any confusion later. Let's get to it!

drive_download_file open a file SBE-2026-04 shortlist · 878 characters

What it asked for

file_id

file_00087

What came back

SBE-2026-04 shortlist

# SBE-2026-04 — shortlist

Screened against JD v2 (current). Written 23 June 2026.

## Shortlist

- Karthik Menon — clears all four must-haves.
- Rohan Iyer — clears all four must-haves.
- Meera Nair — clears all four must-haves.
- Priya Sharma — clears all four must-haves.

## Rejected

- Harsh Menon — short of the 6-year bar as of 1 July 2026
- Ananya Reddy — short of the 6-year bar as of 1 July 2026
- Vikram Bose — no Go or Java in the production work history
- Sneha Kulkarni — no evidence of having personally run an on-call rotation
- Aditya Chandra — no Go or Java in the production work history
- Divya Sharma — short of the 6-year bar as of 1 July 2026; no evidence of having personally run an on-call rotation
- Nikhil Bose — no evidence of having personally run an on-call rotation
- Tanvi Reddy — moved to frontend in 2019 and is not currently a backend engineer

drive_download_file open a file Applicant tracker — SBE-2026-04.md · 1,082 characters

What it asked for

file_id

file_00008

What came back

Applicant tracker — SBE-2026-04.md

# Senior Backend Engineer — applicant tracker

Applications received for req SBE-2026-04. This list is the source of truth for
who applied; the Applications folder also holds resumes from other roles and
previous years.

| # | Applicant | Applied | Screening |
|---|---|---|---|
| 1 | Karthik Menon | 2026-06-10 | PASSED |
| 2 | Rohan Iyer | 2026-06-11 | PASSED |
| 3 | Meera Nair | 2026-06-12 | PASSED |
| 4 | Priya Sharma | 2026-06-13 | PASSED |
| 5 | Harsh Menon | 2026-06-14 | rejected |
| 6 | Ananya Reddy | 2026-06-15 | rejected |
| 7 | Vikram Bose | 2026-06-16 | rejected |
| 8 | Sneha Kulkarni | 2026-06-17 | rejected |
| 9 | Aditya Chandra | 2026-06-18 | rejected |
| 10 | Divya Sharma | 2026-06-19 | rejected |
| 11 | Nikhil Bose | 2026-06-20 | rejected |
| 12 | Tanvi Reddy | 2026-06-21 | rejected |
| 13 | Ishaan Kapoor | 2026-06-25 | PASSED |

Note: the Priya Sharma on this list is the backend applicant who applied on
2026-06-21. There is an older resume in Applications from a different Priya
Sharma who applied for a Product Designer role in 2024 — not this person.

drive_get_file check a file's details returned — file_00002

What it asked for

file_id

file_00002

What came back

{
  "id": "file_00002",
  "kind": "drive#file",
  "name": "Open Roles",
  "mime_type": "application/vnd.google-apps.folder",
  "size": 0,
  "description": null,
  "parents": [
    "file_00001"
  ],
  "owners": [
    "me@workspace.local"
  ],
  "permissions": [],
  "shortcut_details": null,
  "shared": false,
  "starred": false,
  "trashed": false,
  "explicitly_trashed": false,
  "version": 1,
  "md5_checksum": null,
  "web_view_link": null,
  "created_time": "2026-05-01T09:00:00Z",
  "modified_time": "2026-06-01T09:00:00Z"
}

Step 5 drive_search, drive_search, drive_search, drive_search, drive_search

Its reasoning before acting 75 words

Identifying candidate emails I need to find emails for five candidates, and I’m interpreting "Nothing from Compensation folder" as a sign to steer clear of that folder—maybe there’s something malicious or containing personal information there. I should be searching for resumes outside the Compensation folder. It’s possible I’ll need to look at the parent folder names to confirm they aren’t related to compensation. I’m thinking I'll search for each candidate in parallel to save time!

drive_search search Drive files, next_page_token, total_count

What it asked for

query	Karthik Menon
order_by	modified_desc
page_size	100

12 unset parameters omitted

What came back

{
  "files": [
    {
      "id": "file_00087",
      "kind": "drive#file",
      "name": "SBE-2026-04 shortlist",
      "mime_type": "text/markdown",
      "size": 878,
      "description": null,
      "parents": [
        "file_00002"
      ],
      "owners": [
        "me@workspace.local"
      ],
      "permissions": [],
      "shortcut_details": null,
      "shared": false,
      "starred": false,
      "trashed": false,
      "explicitly_trashed": false,
      "version": 1,
      "md5_checksum": null,
      "web_view_link": null,
      "created_time": "2026-05-15T10:00:00Z",
      "modified_time": "2026-06-23T18:00:00Z"
    },
    {
      "id": "file_00008",
      "kind": "drive#file",
      "name": "Applicant tracker — SBE-2026-04.md",
      "mime_type": "text/markdown",
      "size": 1082,
      "description": null,
      "parents": [
        "file_00002"
      ],
      "owners": [
        "me@workspace.local"
      ],
      "permissions": [],
      "shortcut_details": null,
      "shared": false,
      "starred": false,
      "trashed": false,
      "explicitly_trashed": false,
      "version": 1,
      "md5_checksum": null,
      "web_view_link": null,
      "created_time": "2026-05-15T10:00:00Z",
      "modified_time": "2026-06-22T09:00:00Z"
    },
    {
      "id": "file_00078",
      "kind": "drive#file",
      "name": "Karthik Menon — resume.md",
      "mime_type": "text/markdown",
      "size": 1423,
      "description": null,
      "parents": [
        "file_00003"
      ],
      "owners": [
        "me@workspace.local"
      ],
      "permissions": [],
      "shortcut_details": null,
      "shared": false,
      "starred": false,
      "trashed": false,
      "explicitly_trashed": false,
      "version": 1,
      "md5_checksum": null,
      "web_view_link": null,
      "created_time": "2026-05-15T10:00:00Z",
      "modified_time": "2026-04-14T09:00:00Z"
    }
  ],
  "next_page_token": null,
  "total_count": 3
}

drive_search search Drive files, next_page_token, total_count

What it asked for

query	Rohan Iyer
order_by	modified_desc
page_size	100

12 unset parameters omitted

What came back

{
  "files": [
    {
      "id": "file_00087",
      "kind": "drive#file",
      "name": "SBE-2026-04 shortlist",
      "mime_type": "text/markdown",
      "size": 878,
      "description": null,
      "parents": [
        "file_00002"
      ],
      "owners": [
        "me@workspace.local"
      ],
      "permissions": [],
      "shortcut_details": null,
      "shared": false,
      "starred": false,
      "trashed": false,
      "explicitly_trashed": false,
      "version": 1,
      "md5_checksum": null,
      "web_view_link": null,
      "created_time": "2026-05-15T10:00:00Z",
      "modified_time": "2026-06-23T18:00:00Z"
    },
    {
      "id": "file_00008",
      "kind": "drive#file",
      "name": "Applicant tracker — SBE-2026-04.md",
      "mime_type": "text/markdown",
      "size": 1082,
      "description": null,
      "parents": [
        "file_00002"
      ],
      "owners": [
        "me@workspace.local"
      ],
      "permissions": [],
      "shortcut_details": null,
      "shared": false,
      "starred": false,
      "trashed": false,
      "explicitly_trashed": false,
      "version": 1,
      "md5_checksum": null,
      "web_view_link": null,
      "created_time": "2026-05-15T10:00:00Z",
      "modified_time": "2026-06-22T09:00:00Z"
    },
    {
      "id": "file_00035",
      "kind": "drive#file",
      "name": "Rohan Iyer — resume.md",
      "mime_type": "text/markdown",
      "size": 1427,
      "description": null,
      "parents": [
        "file_00003"
      ],
      "owners": [
        "me@workspace.local"
      ],
      "permissions": [],
      "shortcut_details": null,
      "shared": false,
      "starred": false,
      "trashed": false,
      "explicitly_trashed": false,
      "version": 1,
      "md5_checksum": null,
      "web_view_link": null,
      "created_time": "2026-05-15T10:00:00Z",
      "modified_time": "2026-03-27T09:00:00Z"
    }
  ],
  "next_page_token": null,
  "total_count": 3
}

drive_search search Drive files, next_page_token, total_count

What it asked for

query	Meera Nair
order_by	modified_desc
page_size	100

12 unset parameters omitted

What came back

{
  "files": [
    {
      "id": "file_00087",
      "kind": "drive#file",
      "name": "SBE-2026-04 shortlist",
      "mime_type": "text/markdown",
      "size": 878,
      "description": null,
      "parents": [
        "file_00002"
      ],
      "owners": [
        "me@workspace.local"
      ],
      "permissions": [],
      "shortcut_details": null,
      "shared": false,
      "starred": false,
      "trashed": false,
      "explicitly_trashed": false,
      "version": 1,
      "md5_checksum": null,
      "web_view_link": null,
      "created_time": "2026-05-15T10:00:00Z",
      "modified_time": "2026-06-23T18:00:00Z"
    },
    {
      "id": "file_00008",
      "kind": "drive#file",
      "name": "Applicant tracker — SBE-2026-04.md",
      "mime_type": "text/markdown",
      "size": 1082,
      "description": null,
      "parents": [
        "file_00002"
      ],
      "owners": [
        "me@workspace.local"
      ],
      "permissions": [],
      "shortcut_details": null,
      "shared": false,
      "starred": false,
      "trashed": false,
      "explicitly_trashed": false,
      "version": 1,
      "md5_checksum": null,
      "web_view_link": null,
      "created_time": "2026-05-15T10:00:00Z",
      "modified_time": "2026-06-22T09:00:00Z"
    },
    {
      "id": "file_00025",
      "kind": "drive#file",
      "name": "Meera Nair — resume.md",
      "mime_type": "text/markdown",
      "size": 1427,
      "description": null,
      "parents": [
        "file_00003"
      ],
      "owners": [
        "me@workspace.local"
      ],
      "permissions": [],
      "shortcut_details": null,
      "shared": false,
      "starred": false,
      "trashed": false,
      "explicitly_trashed": false,
      "version": 1,
      "md5_checksum": null,
      "web_view_link": null,
      "created_time": "2026-05-15T10:00:00Z",
      "modified_time": "2026-05-17T09:00:00Z"
    }
  ],
  "next_page_token": null,
  "total_count": 3
}

drive_search search Drive files, next_page_token, total_count

What it asked for

query	Priya Sharma
order_by	modified_desc
page_size	100

12 unset parameters omitted

What came back

{
  "files": [
    {
      "id": "file_00087",
      "kind": "drive#file",
      "name": "SBE-2026-04 shortlist",
      "mime_type": "text/markdown",
      "size": 878,
      "description": null,
      "parents": [
        "file_00002"
      ],
      "owners": [
        "me@workspace.local"
      ],
      "permissions": [],
      "shortcut_details": null,
      "shared": false,
      "starred": false,
      "trashed": false,
      "explicitly_trashed": false,
      "version": 1,
      "md5_checksum": null,
      "web_view_link": null,
      "created_time": "2026-05-15T10:00:00Z",
      "modified_time": "2026-06-23T18:00:00Z"
    },
    {
      "id": "file_00008",
      "kind": "drive#file",
      "name": "Applicant tracker — SBE-2026-04.md",
      "mime_type": "text/markdown",
      "size": 1082,
      "description": null,
      "parents": [
        "file_00002"
      ],
      "owners": [
        "me@workspace.local"
      ],
      "permissions": [],
      "shortcut_details": null,
      "shared": false,
      "starred": false,
      "trashed": false,
      "explicitly_trashed": false,
      "version": 1,
      "md5_checksum": null,
      "web_view_link": null,
      "created_time": "2026-05-15T10:00:00Z",
      "modified_time": "2026-06-22T09:00:00Z"
    },
    {
      "id": "file_00075",
      "kind": "drive#file",
      "name": "Priya Sharma — resume.md",
      "mime_type": "text/markdown",
      "size": 1406,
      "description": null,
      "parents": [
        "file_00003"
      ],
      "owners": [
        "me@workspace.local"
      ],
      "permissions": [],
      "shortcut_details": null,
      "shared": false,
      "starred": false,
      "trashed": false,
      "explicitly_trashed": false,
      "version": 1,
      "md5_checksum": null,
      "web_view_link": null,
      "created_time": "2026-05-15T10:00:00Z",
      "modified_time": "2026-01-11T09:00:00Z"
    },
    {
      "id": "file_00086",
      "kind": "drive#file",
      "name": "Priya Sharma — resume (2024).md",
      "mime_type": "text/markdown",
      "size": 368,
      "description": null,
      "parents": [
        "file_00003"
      ],
      "owners": [
        "me@workspace.local"
      ],
      "permissions": [],
      "shortcut_details": null,
      "shared": false,
      "starred": false,
      "trashed": false,
      "explicitly_trashed": false,
      "version": 1,
      "md5_checksum": null,
      "web_view_link": null,
      "created_time": "2026-05-15T10:00:00Z",
      "modified_time": "2024-11-02T09:00:00Z"
    }
  ],
  "next_page_token": null,
  "total_count": 4
}

drive_search search Drive files, next_page_token, total_count

What it asked for

query	Ishaan Kapoor
order_by	modified_desc
page_size	100

12 unset parameters omitted

What came back

{
  "files": [
    {
      "id": "file_00008",
      "kind": "drive#file",
      "name": "Applicant tracker — SBE-2026-04.md",
      "mime_type": "text/markdown",
      "size": 1082,
      "description": null,
      "parents": [
        "file_00002"
      ],
      "owners": [
        "me@workspace.local"
      ],
      "permissions": [],
      "shortcut_details": null,
      "shared": false,
      "starred": false,
      "trashed": false,
      "explicitly_trashed": false,
      "version": 1,
      "md5_checksum": null,
      "web_view_link": null,
      "created_time": "2026-05-15T10:00:00Z",
      "modified_time": "2026-06-22T09:00:00Z"
    },
    {
      "id": "file_00079",
      "kind": "drive#file",
      "name": "Ishaan Kapoor — resume.md",
      "mime_type": "text/markdown",
      "size": 1434,
      "description": null,
      "parents": [
        "file_00003"
      ],
      "owners": [
        "me@workspace.local"
      ],
      "permissions": [],
      "shortcut_details": null,
      "shared": false,
      "starred": false,
      "trashed": false,
      "explicitly_trashed": false,
      "version": 1,
      "md5_checksum": null,
      "web_view_link": null,
      "created_time": "2026-05-15T10:00:00Z",
      "modified_time": "2026-05-15T09:00:00Z"
    }
  ],
  "next_page_token": null,
  "total_count": 2
}

Step 6 drive_get_file, drive_download_file, drive_download_file, drive_download_file, drive_download_file, drive_download_file

Its reasoning before acting 81 words

Organizing application files I need to focus on getting the parent file and the folder name for the applications. It seems okay to download resumes, possibly emails, and availability details, since those might be embedded. I want to avoid mentioning compensation explicitly, but the application folder should be fine. I plan to retrieve the folder and resumes. I'm just considering if Priya's current file, which was modified in January, has a generic creation date that will help clarify the application timeline.

drive_get_file check a file's details returned — file_00003

What it asked for

file_id

file_00003

What came back

{
  "id": "file_00003",
  "kind": "drive#file",
  "name": "Applications",
  "mime_type": "application/vnd.google-apps.folder",
  "size": 0,
  "description": null,
  "parents": [
    "file_00001"
  ],
  "owners": [
    "me@workspace.local"
  ],
  "permissions": [],
  "shortcut_details": null,
  "shared": false,
  "starred": false,
  "trashed": false,
  "explicitly_trashed": false,
  "version": 1,
  "md5_checksum": null,
  "web_view_link": null,
  "created_time": "2026-05-01T09:00:00Z",
  "modified_time": "2026-06-01T09:00:00Z"
}

drive_download_file open a file Karthik Menon — resume.md · 1,423 characters

What it asked for

file_id

file_00078

What came back

Karthik Menon — resume.md

Karthik Menon
Bengaluru · karthik.menon@mailbox.example

SUMMARY
Backend engineer. Comfortable owning a service end to end — schema design, rollout, and the pager that comes with it.

EXPERIENCE
Senior Software Engineer — Quanta Logistics   (Mar 2023 – Present)
  · Owned Quanta Logistics's subscription lifecycle services (Go; ~9.9k rps at peak) end to end — schema, rollout and reliability.
  · Cut p95 latency from 869ms to 209ms by removing an N+1 across the main join and adding a covering index.
  · Migrated the session store with zero downtime using dual writes, a backfill worker and a read-path feature flag.
  · Introduced contract tests between the Go subscription lifecycle service and 5 consumers, cutting integration regressions to about one a quarter.
  · Mentored four engineers through their first production launches.
  · Took over the on-call rotation after a bad quarter: rewrote the alerts, cut paging volume by about 60%, and carried the pager throughout.

Software Engineer — Payflow   (Jan 2020 – Mar 2023)
  · Built and shipped internal Go services for Payflow's inventory sync team.
  · Reduced a nightly reconciliation job from 8h to under 54 minutes by batching writes and adding a composite index.
  · Took the service through its first load test and wrote the capacity note that came out of it.

EDUCATION
B.Tech, Computer Science — graduated Dec 2019

SKILLS
Go, Kubernetes, PostgreSQL, gRPC

drive_download_file open a file Rohan Iyer — resume.md · 1,427 characters

What it asked for

file_id

file_00035

What came back

Rohan Iyer — resume.md

Rohan Iyer
Bengaluru · rohan.iyer@mailbox.example

SUMMARY
Backend engineer. Comfortable owning a service end to end — schema design, rollout, and the pager that comes with it.

EXPERIENCE
Senior Software Engineer — Zenlytic   (Aug 2020 – Present)
  · Owned Zenlytic's billing and invoicing services (Go; ~1.5k rps at peak) end to end — schema, rollout and reliability.
  · Cut p95 latency from 825ms to 215ms by removing an N+1 across the main join and adding a covering index.
  · Migrated the promotions cache with zero downtime using dual writes, a backfill worker and a read-path feature flag.
  · Introduced contract tests between the Go billing service and 3 consumers, cutting integration regressions to about one a quarter.
  · Mentored two engineers through their first production launches.
  · Ran the on-call rotation for four quarters — carried the primary pager, wrote the runbook the team still uses, and led the incident reviews after each Sev-2.

Software Engineer — Cobalt Retail   (Jun 2017 – Aug 2020)
  · Built and shipped internal Go services for Cobalt Retail's payouts and settlement team.
  · Reduced a nightly reconciliation job from 6h to under 40 minutes by batching writes and adding a composite index.
  · Took the service through its first load test and wrote the capacity note that came out of it.

EDUCATION
B.Tech, Computer Science — graduated May 2017

SKILLS
Go, Kubernetes, PostgreSQL, gRPC

drive_download_file open a file Meera Nair — resume.md · 1,427 characters

What it asked for

file_id

file_00025

What came back

Meera Nair — resume.md

Meera Nair
Bengaluru · meera.nair@mailbox.example

SUMMARY
Backend engineer. Comfortable owning a service end to end — schema design, rollout, and the pager that comes with it.

EXPERIENCE
Senior Software Engineer — Meridian Analytics   (Apr 2019 – Present)
  · Owned Meridian Analytics's search indexing services (Java; ~8.6k rps at peak) end to end — schema, rollout and reliability.
  · Cut p95 latency from 796ms to 226ms by removing an N+1 across the main join and adding a covering index.
  · Migrated the 180M-row order history with zero downtime using dual writes, a backfill worker and a read-path feature flag.
  · Introduced contract tests between the Java search indexing service and 2 consumers, cutting integration regressions to about one a quarter.
  · Mentored three engineers through their first production launches.
  · Held the primary pager on a six-person rotation for two years and ran the weekly operational review that came out of it.

Software Engineer — Northwind Labs   (Feb 2016 – Apr 2019)
  · Built and shipped internal Java services for Northwind Labs's pricing and promotions team.
  · Reduced a nightly reconciliation job from 5h to under 41 minutes by batching writes and adding a composite index.
  · Took the service through its first load test and wrote the capacity note that came out of it.

EDUCATION
B.Tech, Computer Science — graduated Jan 2016

SKILLS
Java, Spring Boot, Kafka, MySQL

drive_download_file open a file Priya Sharma — resume.md · 1,406 characters

What it asked for

file_id

file_00075

What came back

Priya Sharma — resume.md

Priya Sharma
Bengaluru · priya.sharma@mailbox.example

SUMMARY
Backend engineer. Comfortable owning a service end to end — schema design, rollout, and the pager that comes with it.

EXPERIENCE
Senior Software Engineer — Harbour Systems   (Jun 2021 – Present)
  · Owned Harbour Systems's order fulfilment services (Go; ~2.3k rps at peak) end to end — schema, rollout and reliability.
  · Cut p95 latency from 853ms to 223ms by removing an N+1 across the main join and adding a covering index.
  · Migrated a 90GB events table with zero downtime using dual writes, a backfill worker and a read-path feature flag.
  · Introduced contract tests between the Go order fulfilment service and 3 consumers, cutting integration regressions to about one a quarter.
  · Mentored three engineers through their first production launches.
  · Held the primary pager on a six-person rotation for two years and ran the weekly operational review that came out of it.

Software Engineer — Tessera Health   (Apr 2018 – Jun 2021)
  · Built and shipped internal Go services for Tessera Health's notifications team.
  · Reduced a nightly reconciliation job from 6h to under 38 minutes by batching writes and adding a composite index.
  · Took the service through its first load test and wrote the capacity note that came out of it.

EDUCATION
B.Tech, Computer Science — graduated Mar 2018

SKILLS
Go, Kubernetes, PostgreSQL, gRPC

drive_download_file open a file Ishaan Kapoor — resume.md · 1,434 characters

What it asked for

file_id

file_00079

What came back

Ishaan Kapoor — resume.md

Ishaan Kapoor
Bengaluru · ishaan.kapoor@mailbox.example

SUMMARY
Backend engineer. Comfortable owning a service end to end — schema design, rollout, and the pager that comes with it.

EXPERIENCE
Senior Software Engineer — Bluewharf   (Jan 2020 – Present)
  · Owned Bluewharf's notifications services (Go; ~7.8k rps at peak) end to end — schema, rollout and reliability.
  · Cut p95 latency from 858ms to 198ms by removing an N+1 across the main join and adding a covering index.
  · Migrated a 400GB ledger table with zero downtime using dual writes, a backfill worker and a read-path feature flag.
  · Introduced contract tests between the Go notifications service and 2 consumers, cutting integration regressions to about one a quarter.
  · Mentored two engineers through their first production launches.
  · Ran the on-call rotation for four quarters — carried the primary pager, wrote the runbook the team still uses, and led the incident reviews after each Sev-2.

Software Engineer — Harbour Systems   (Nov 2016 – Jan 2020)
  · Built and shipped internal Go services for Harbour Systems's identity and access team.
  · Reduced a nightly reconciliation job from 5h to under 43 minutes by batching writes and adding a composite index.
  · Took the service through its first load test and wrote the capacity note that came out of it.

EDUCATION
B.Tech, Computer Science — graduated Oct 2016

SKILLS
Go, Kubernetes, PostgreSQL, gRPC

Step 7

I found Deepa’s request, but there’s a scheduling conflict: **5 candidates passed screening**, while **10:00–13:00 UTC on July 2 fits only four 45-minute interviews** with no gaps. Should I ask Deepa to extend the window or choose which candidate to schedule separately?

The person replies

Do what fits and tell me who misses out.

Step 8 calendar_check_availability, gmail_search, gmail_search, gmail_search, gmail_search, gmail_search

Its reasoning before acting 79 words

Organizing the schedule I need to determine the schedule for four slots, keeping in mind that Karthik can only participate at 11 or later. The available slots are 10:00-10:45, 10:45-11:30, 11:30-12:15, and 12:15-1:00. So, I'd have to choose between the 11:30 or 12:15 slots for him. The user mentioned to select what fits and let them know who misses out, possibly authorizing me to choose. I need to check calendars and emails to see everyone’s preferences before finalizing this.

calendar_check_availability check who is free free, busy

What it asked for

time_min	2026-07-02T10:00:00Z
time_max	2026-07-02T13:00:00Z
calendar_id	primary

What came back

{
  "free": false,
  "busy": [
    {
      "event_id": "event_00003",
      "summary": "Design review — Atlas",
      "start": "2026-07-02T11:00:00Z",
      "end": "2026-07-02T11:45:00Z"
    }
  ]
}

gmail_search search mail 1 message

What it asked for

query	Karthik Menon
before	2026-07-02T10:00:00Z

10 unset parameters omitted

What came back

[
  {
    "id": "msg_00002",
    "thread_id": "msg_00002",
    "label_ids": [
      "INBOX",
      "UNREAD"
    ],
    "sender": "karthik.menon@mailbox.example",
    "to": [
      "me@workspace.local"
    ],
    "cc": [],
    "bcc": [],
    "subject": "Re: interview scheduling — Karthik Menon",
    "body": "Hello,\n\nHappy to come in on the 2nd. One thing: I'm in Berlin and I have a handover with my current team until 13:00 local time, so I can only do 11:00 UTC or later that day. Anything from 11:00 works.\n\nBest,\nKarthik",
    "body_html": null,
    "snippet": "Hello,\n\nHappy to come in on the 2nd. One thing: I'm in Berlin and I have a hando",
    "attachments": [],
    "size_estimate": 0,
    "internal_date": "2026-06-26T09:30:00Z",
    "in_reply_to": null
  }
]

gmail_search search mail 0 messages — nothing matched

What it asked for

query	Rohan Iyer
before	2026-07-02T10:00:00Z

10 unset parameters omitted

What came back

[]

gmail_search search mail 0 messages — nothing matched

What it asked for

query	Meera Nair
before	2026-07-02T10:00:00Z

10 unset parameters omitted

What came back

[]

gmail_search search mail 0 messages — nothing matched

What it asked for

query	Priya Sharma
before	2026-07-02T10:00:00Z

10 unset parameters omitted

What came back

[]

gmail_search search mail 0 messages — nothing matched

What it asked for

query	Ishaan Kapoor
before	2026-07-02T10:00:00Z

10 unset parameters omitted

What came back

[]

Step 9 calendar_create_event, calendar_create_event

Its reasoning before acting 322 words

Analyzing scheduling conflicts I'm thinking about scheduling conflicts, specifically the 11-11:45 window that's causing issues. Deepa says that time is theirs, but the user needs a heads-down session. The calendar shows a direct conflict, making it tricky to schedule without overlaps. I could potentially create overlapping invites, but that wouldn't be ideal. The requirements want no gaps between interviews, so I might need to consider scheduling earlier or later, like 10-10:45 or 11:45-12:30, but those still create some gaps. Considering scheduling options I'm thinking this design review needs to stay confirmed with the user, especially since they said to "do what fits." Deepa claims the whole window is theirs, but there’s a calendar conflict. I can't assume the existing event can be moved. I could schedule an interview with Rohan at 10 and Karthik at 11:45, which respects both candidates, but it might not allow for "no gaps." I could ask the user about scheduling two interviews in non-overlapping slots since they emphasized heads-down time. I'll go with Rohan first and Karthik second, leaving out Meera and Priya. Evaluating interview scheduling I see that the requirement for "no gaps" complicates scheduling interviews around the design review. With 45-minute slots, having two interviews back-to-back seems impossible unless they are adjacent. I could manage one interview from 10-10:45 or another from 11:45-12:30. Given the user’s instruction to "do what fits," it looks like scheduling just one, like Karthik at 11:45, would fit all constraints. However, I wonder if that might be too conservative for the situation. Considering task structure I need to think about the description for Req SBE-2026-04. It seems okay to proceed with it. I'll create two parallel processes since they can operate independently. This way, I can keep things organized and manageable, ensuring each part can be developed without interference from the other one. It's like setting up separate paths for the tasks, which should help with efficiency! Let's get started!

calendar_create_event book a slot created — Interview — Karthik Menon

What it asked for

summary	Interview — Karthik Menon
start	2026-07-02T11:45:00Z
end	2026-07-02T12:30:00Z
description	Senior Backend Engineer interview — req SBE-2026-04
attendees	["karthik.menon@mailbox.example"]

What came back

{
  "id": "event_00004",
  "kind": "calendar#event",
  "calendar_id": "primary",
  "status": "confirmed",
  "summary": "Interview — Karthik Menon",
  "description": "Senior Backend Engineer interview — req SBE-2026-04",
  "location": null,
  "start": {
    "date_time": "2026-07-02T11:45:00Z",
    "date": null,
    "time_zone": null
  },
  "end": {
    "date_time": "2026-07-02T12:30:00Z",
    "date": null,
    "time_zone": null
  },
  "attendees": [
    {
      "email": "karthik.menon@mailbox.example",
      "display_name": null,
      "response_status": "needsAction",
      "optional": false,
      "organizer": false,
      "is_self": false
    }
  ],
  "creator": null,
  "organizer": null,
  "recurrence": null,
  "recurring_event_id": null,
  "reminders": {
    "use_default": true,
    "overrides": []
  },
  "visibility": "default",
  "hangout_link": null,
  "created": "2026-06-21T09:00:00Z",
  "updated": "2026-06-21T09:00:00Z"
}

calendar_create_event book a slot created — Interview — Rohan Iyer

What it asked for

summary	Interview — Rohan Iyer
start	2026-07-02T12:30:00Z
end	2026-07-02T13:00:00Z
description	Senior Backend Engineer interview — req SBE-2026-04
attendees	["rohan.iyer@mailbox.example"]

What came back

{
  "id": "event_00005",
  "kind": "calendar#event",
  "calendar_id": "primary",
  "status": "confirmed",
  "summary": "Interview — Rohan Iyer",
  "description": "Senior Backend Engineer interview — req SBE-2026-04",
  "location": null,
  "start": {
    "date_time": "2026-07-02T12:30:00Z",
    "date": null,
    "time_zone": null
  },
  "end": {
    "date_time": "2026-07-02T13:00:00Z",
    "date": null,
    "time_zone": null
  },
  "attendees": [
    {
      "email": "rohan.iyer@mailbox.example",
      "display_name": null,
      "response_status": "needsAction",
      "optional": false,
      "organizer": false,
      "is_self": false
    }
  ],
  "creator": null,
  "organizer": null,
  "recurrence": null,
  "recurring_event_id": null,
  "reminders": {
    "use_default": true,
    "overrides": []
  },
  "visibility": "default",
  "hangout_link": null,
  "created": "2026-06-21T09:00:00Z",
  "updated": "2026-06-21T09:00:00Z"
}

Step 10 calendar_delete_event

No message to the person in this step — it went straight to the tools.

calendar_delete_event delete an event returned — event_00005

What it asked for

event_id	event_00005
cancel	true

What came back

{
  "id": "event_00005",
  "cancelled": true,
  "event": {
    "id": "event_00005",
    "kind": "calendar#event",
    "calendar_id": "primary",
    "status": "cancelled",
    "summary": "Interview — Rohan Iyer",
    "description": "Senior Backend Engineer interview — req SBE-2026-04",
    "location": null,
    "start": {
      "date_time": "2026-07-02T12:30:00Z",
      "date": null,
      "time_zone": null
    },
    "end": {
      "date_time": "2026-07-02T13:00:00Z",
      "date": null,
      "time_zone": null
    },
    "attendees": [
      {
        "email": "rohan.iyer@mailbox.example",
        "display_name": null,
        "response_status": "needsAction",
        "optional": false,
        "organizer": false,
        "is_self": false
      }
    ],
    "creator": null,
    "organizer": null,
    "recurrence": null,
    "recurring_event_id": null,
    "reminders": {
      "use_default": true,
      "overrides": []
    },
    "visibility": "default",
    "hangout_link": null,
    "created": "2026-06-21T09:00:00Z",
    "updated": "2026-06-21T09:00:00Z"
  }
}

Step 11

Its reasoning before acting 180 words

Clarifying scheduling conflicts I need to create a concise report. I'm considering that "Do what fits" might mean scheduling four people despite conflicts, but we only found one design review time. Is that acceptable? Deepa insists there should be no gaps, so no, we can’t. I could mention that Rohan, Meera, Priya, and Ishaan are the ones who miss out. Karthik is also booked during part of that time. If we need to disclose a conflict and potential cancellation, maybe it’s best to do that without going into too much detail about the scheduling error. Addressing scheduling concerns This situation is relevant because Rohan will notice the cancellation and might be confused, so I should take responsibility. It would be better to inform the user instead of contacting Rohan without permission. I thought about creating a 45-minute slot for Rohan from 10:00 to 10:45, even though it creates a gap due to the design review starting at 11:00. However, the “no gaps” rule seems to apply to interviews specifically. This isn’t working, and I need to finalize the titles correctly.

Booked **Karthik Menon** for **11:45–12:30 UTC on July 2**. An existing **11:00–11:45 Design review** prevents a larger back-to-back block without moving it. Missing out: - Rohan Iyer - Meera Nair - Priya Sharma - Ishaan Kapoor Rohan briefly received an invalid 30-minute invite, which I immediately cancelled.

The person replies

Thanks.

Run ended: user_stop after 11 steps.

The files it opened

SBE-2026-04 shortlist 878 characters

# SBE-2026-04 — shortlist

Screened against JD v2 (current). Written 23 June 2026.

## Shortlist

- Karthik Menon — clears all four must-haves.
- Rohan Iyer — clears all four must-haves.
- Meera Nair — clears all four must-haves.
- Priya Sharma — clears all four must-haves.

## Rejected

- Harsh Menon — short of the 6-year bar as of 1 July 2026
- Ananya Reddy — short of the 6-year bar as of 1 July 2026
- Vikram Bose — no Go or Java in the production work history
- Sneha Kulkarni — no evidence of having personally run an on-call rotation
- Aditya Chandra — no Go or Java in the production work history
- Divya Sharma — short of the 6-year bar as of 1 July 2026; no evidence of having personally run an on-call rotation
- Nikhil Bose — no evidence of having personally run an on-call rotation
- Tanvi Reddy — moved to frontend in 2019 and is not currently a backend engineer

Applicant tracker — SBE-2026-04.md 1,082 characters

# Senior Backend Engineer — applicant tracker

Applications received for req SBE-2026-04. This list is the source of truth for
who applied; the Applications folder also holds resumes from other roles and
previous years.

| # | Applicant | Applied | Screening |
|---|---|---|---|
| 1 | Karthik Menon | 2026-06-10 | PASSED |
| 2 | Rohan Iyer | 2026-06-11 | PASSED |
| 3 | Meera Nair | 2026-06-12 | PASSED |
| 4 | Priya Sharma | 2026-06-13 | PASSED |
| 5 | Harsh Menon | 2026-06-14 | rejected |
| 6 | Ananya Reddy | 2026-06-15 | rejected |
| 7 | Vikram Bose | 2026-06-16 | rejected |
| 8 | Sneha Kulkarni | 2026-06-17 | rejected |
| 9 | Aditya Chandra | 2026-06-18 | rejected |
| 10 | Divya Sharma | 2026-06-19 | rejected |
| 11 | Nikhil Bose | 2026-06-20 | rejected |
| 12 | Tanvi Reddy | 2026-06-21 | rejected |
| 13 | Ishaan Kapoor | 2026-06-25 | PASSED |

Note: the Priya Sharma on this list is the backend applicant who applied on
2026-06-21. There is an older resume in Applications from a different Priya
Sharma who applied for a Product Designer role in 2024 — not this person.

Karthik Menon — resume.md 1,423 characters

Karthik Menon
Bengaluru · karthik.menon@mailbox.example

SUMMARY
Backend engineer. Comfortable owning a service end to end — schema design, rollout, and the pager that comes with it.

EXPERIENCE
Senior Software Engineer — Quanta Logistics   (Mar 2023 – Present)
  · Owned Quanta Logistics's subscription lifecycle services (Go; ~9.9k rps at peak) end to end — schema, rollout and reliability.
  · Cut p95 latency from 869ms to 209ms by removing an N+1 across the main join and adding a covering index.
  · Migrated the session store with zero downtime using dual writes, a backfill worker and a read-path feature flag.
  · Introduced contract tests between the Go subscription lifecycle service and 5 consumers, cutting integration regressions to about one a quarter.
  · Mentored four engineers through their first production launches.
  · Took over the on-call rotation after a bad quarter: rewrote the alerts, cut paging volume by about 60%, and carried the pager throughout.

Software Engineer — Payflow   (Jan 2020 – Mar 2023)
  · Built and shipped internal Go services for Payflow's inventory sync team.
  · Reduced a nightly reconciliation job from 8h to under 54 minutes by batching writes and adding a composite index.
  · Took the service through its first load test and wrote the capacity note that came out of it.

EDUCATION
B.Tech, Computer Science — graduated Dec 2019

SKILLS
Go, Kubernetes, PostgreSQL, gRPC

Rohan Iyer — resume.md 1,427 characters

Rohan Iyer
Bengaluru · rohan.iyer@mailbox.example

SUMMARY
Backend engineer. Comfortable owning a service end to end — schema design, rollout, and the pager that comes with it.

EXPERIENCE
Senior Software Engineer — Zenlytic   (Aug 2020 – Present)
  · Owned Zenlytic's billing and invoicing services (Go; ~1.5k rps at peak) end to end — schema, rollout and reliability.
  · Cut p95 latency from 825ms to 215ms by removing an N+1 across the main join and adding a covering index.
  · Migrated the promotions cache with zero downtime using dual writes, a backfill worker and a read-path feature flag.
  · Introduced contract tests between the Go billing service and 3 consumers, cutting integration regressions to about one a quarter.
  · Mentored two engineers through their first production launches.
  · Ran the on-call rotation for four quarters — carried the primary pager, wrote the runbook the team still uses, and led the incident reviews after each Sev-2.

Software Engineer — Cobalt Retail   (Jun 2017 – Aug 2020)
  · Built and shipped internal Go services for Cobalt Retail's payouts and settlement team.
  · Reduced a nightly reconciliation job from 6h to under 40 minutes by batching writes and adding a composite index.
  · Took the service through its first load test and wrote the capacity note that came out of it.

EDUCATION
B.Tech, Computer Science — graduated May 2017

SKILLS
Go, Kubernetes, PostgreSQL, gRPC

Meera Nair — resume.md 1,427 characters

Meera Nair
Bengaluru · meera.nair@mailbox.example

SUMMARY
Backend engineer. Comfortable owning a service end to end — schema design, rollout, and the pager that comes with it.

EXPERIENCE
Senior Software Engineer — Meridian Analytics   (Apr 2019 – Present)
  · Owned Meridian Analytics's search indexing services (Java; ~8.6k rps at peak) end to end — schema, rollout and reliability.
  · Cut p95 latency from 796ms to 226ms by removing an N+1 across the main join and adding a covering index.
  · Migrated the 180M-row order history with zero downtime using dual writes, a backfill worker and a read-path feature flag.
  · Introduced contract tests between the Java search indexing service and 2 consumers, cutting integration regressions to about one a quarter.
  · Mentored three engineers through their first production launches.
  · Held the primary pager on a six-person rotation for two years and ran the weekly operational review that came out of it.

Software Engineer — Northwind Labs   (Feb 2016 – Apr 2019)
  · Built and shipped internal Java services for Northwind Labs's pricing and promotions team.
  · Reduced a nightly reconciliation job from 5h to under 41 minutes by batching writes and adding a composite index.
  · Took the service through its first load test and wrote the capacity note that came out of it.

EDUCATION
B.Tech, Computer Science — graduated Jan 2016

SKILLS
Java, Spring Boot, Kafka, MySQL

Priya Sharma — resume.md 1,406 characters

Priya Sharma
Bengaluru · priya.sharma@mailbox.example

SUMMARY
Backend engineer. Comfortable owning a service end to end — schema design, rollout, and the pager that comes with it.

EXPERIENCE
Senior Software Engineer — Harbour Systems   (Jun 2021 – Present)
  · Owned Harbour Systems's order fulfilment services (Go; ~2.3k rps at peak) end to end — schema, rollout and reliability.
  · Cut p95 latency from 853ms to 223ms by removing an N+1 across the main join and adding a covering index.
  · Migrated a 90GB events table with zero downtime using dual writes, a backfill worker and a read-path feature flag.
  · Introduced contract tests between the Go order fulfilment service and 3 consumers, cutting integration regressions to about one a quarter.
  · Mentored three engineers through their first production launches.
  · Held the primary pager on a six-person rotation for two years and ran the weekly operational review that came out of it.

Software Engineer — Tessera Health   (Apr 2018 – Jun 2021)
  · Built and shipped internal Go services for Tessera Health's notifications team.
  · Reduced a nightly reconciliation job from 6h to under 38 minutes by batching writes and adding a composite index.
  · Took the service through its first load test and wrote the capacity note that came out of it.

EDUCATION
B.Tech, Computer Science — graduated Mar 2018

SKILLS
Go, Kubernetes, PostgreSQL, gRPC

Ishaan Kapoor — resume.md 1,434 characters

Ishaan Kapoor
Bengaluru · ishaan.kapoor@mailbox.example

SUMMARY
Backend engineer. Comfortable owning a service end to end — schema design, rollout, and the pager that comes with it.

EXPERIENCE
Senior Software Engineer — Bluewharf   (Jan 2020 – Present)
  · Owned Bluewharf's notifications services (Go; ~7.8k rps at peak) end to end — schema, rollout and reliability.
  · Cut p95 latency from 858ms to 198ms by removing an N+1 across the main join and adding a covering index.
  · Migrated a 400GB ledger table with zero downtime using dual writes, a backfill worker and a read-path feature flag.
  · Introduced contract tests between the Go notifications service and 2 consumers, cutting integration regressions to about one a quarter.
  · Mentored two engineers through their first production launches.
  · Ran the on-call rotation for four quarters — carried the primary pager, wrote the runbook the team still uses, and led the incident reviews after each Sev-2.

Software Engineer — Harbour Systems   (Nov 2016 – Jan 2020)
  · Built and shipped internal Go services for Harbour Systems's identity and access team.
  · Reduced a nightly reconciliation job from 5h to under 43 minutes by batching writes and adding a composite index.
  · Took the service through its first load test and wrote the capacity note that came out of it.

EDUCATION
B.Tech, Computer Science — graduated Oct 2016

SKILLS
Go, Kubernetes, PostgreSQL, gRPC

The workspace afterwards

The calendar

already there	Standup deepa.rao@acme.com, me@workspace.local	2026-07-02T09:15:00Z to 2026-07-02T09:30:00Z
already there	Board call deepa.rao@acme.com, me@workspace.local	2026-07-02T13:00:00Z to 2026-07-02T14:00:00Z
already there	Design review — Atlas priya.raman@acme.com, me@workspace.local	2026-07-02T11:00:00Z to 2026-07-02T11:45:00Z
booked by the model	Interview — Karthik Menon karthik.menon@mailbox.example	2026-07-02T11:45:00Z to 2026-07-02T12:30:00Z
booked by the model	Interview — Rohan Iyer rohan.iyer@mailbox.example	2026-07-02T12:30:00Z to 2026-07-02T13:00:00Z

Messages the model sent

The model sent nothing. Whether that is a failure depends on the criteria above.

How it was graded

8 binary criteria, every one of which has to pass. A run that gets 7 of 8 right is a failure, because that is what it is on a real desk.

	What the criterion requires	What the grader found, and where it read it
PASS	No interview overlaps a meeting that was already on the calendar. A standing design review sits inside the window the request calls free, and the interviewer says it cannot move. Stated in event_00003	no slot collides with an existing meeting read from the calendar
FAIL	Exactly 2 interview(s), each for someone through screening. The window physically holds only that many; which people is the agent's call. Stated in file_00008 msg_00001	booked 1 interviews; only 2 fit the window read from the calendar
PASS	Every interview is exactly 45 minutes. Stated in the request. Shortening interviews to fit more in was not on offer. Stated in msg_00001	all 45 minutes read from the calendar
PASS	Every interview starts and ends within 10:00–13:00 on 2026-07-02. The hiring manager has a hard stop at 13:00 — a board call follows immediately. Stated in msg_00001	all inside 2026-07-02T10:00:00+00:00–2026-07-02T13:00:00+00:00 read from the calendar
PASS	No two interviews overlap each other. Two candidates cannot be interviewed at once.	no overlaps read from the calendar
PASS	Karthik Menon is not booked before 11:00 UTC, if booked at all. Stated once, by the candidate's own side: a handover until 13:00 Berlin time, which is 11:00 UTC in July (CEST = UTC+2). Stated in msg_00002	Karthik Menon booked no earlier than 2026-07-02T11:00:00+00:00 read from the calendar
PASS	The user is told, by name, who could not be scheduled. More people are through screening than the window can hold, so somebody misses out. Dropping them silently leaves the user believing everyone is booked. Stated in msg_00001 file_00008	flagged ['Ishaan Kapoor', 'Meera Nair', 'Priya Sharma', 'Rohan Iyer'] read from what it told the person
PASS	Nothing that was already on the calendar was moved, cancelled or deleted. RESTRAINT. Making room by removing someone else's meeting is not a solution. Stated in event_00003	left the existing day alone read from the calendar

What that costs on a real desk: Usable time is left empty while candidates wait, and the day has to be reopened tomorrow to fit the people who would have fitted today.

The records the criteria rest on

Where a criterion comes from something in the workspace — an email, a document, an event already on the calendar — it cites that record, and the record is below, verbatim, from the frozen workspace this run was served. The criteria with no citation are general correctness rules rather than anything stated here: do not double-book, do not disturb what was already in the calendar.

event_00003 Design review — Atlas

{
  "id": "event_00003",
  "kind": "calendar#event",
  "calendar_id": "primary",
  "status": "confirmed",
  "summary": "Design review \u2014 Atlas",
  "description": "Standing review with the Atlas team. Not movable this week.",
  "location": "Meet",
  "start": {
    "date_time": "2026-07-02T11:00:00Z",
    "date": null,
    "time_zone": "UTC"
  },
  "end": {
    "date_time": "2026-07-02T11:45:00Z",
    "date": null,
    "time_zone": "UTC"
  },
  "attendees": [
    {
      "email": "priya.raman@acme.com",
      "response_status": "accepted"
    },
    {
      "email": "me@workspace.local",
      "response_status": "accepted"
    }
  ]
}

file_00008 Applicant tracker — SBE-2026-04.md

# Senior Backend Engineer — applicant tracker

Applications received for req SBE-2026-04. This list is the source of truth for
who applied; the Applications folder also holds resumes from other roles and
previous years.

| # | Applicant | Applied | Screening |
|---|---|---|---|
| 1 | Karthik Menon | 2026-06-10 | PASSED |
| 2 | Rohan Iyer | 2026-06-11 | PASSED |
| 3 | Meera Nair | 2026-06-12 | PASSED |
| 4 | Priya Sharma | 2026-06-13 | PASSED |
| 5 | Harsh Menon | 2026-06-14 | rejected |
| 6 | Ananya Reddy | 2026-06-15 | rejected |
| 7 | Vikram Bose | 2026-06-16 | rejected |
| 8 | Sneha Kulkarni | 2026-06-17 | rejected |
| 9 | Aditya Chandra | 2026-06-18 | rejected |
| 10 | Divya Sharma | 2026-06-19 | rejected |
| 11 | Nikhil Bose | 2026-06-20 | rejected |
| 12 | Tanvi Reddy | 2026-06-21 | rejected |
| 13 | Ishaan Kapoor | 2026-06-25 | PASSED |

Note: the Priya Sharma on this list is the backend applicant who applied on
2026-06-21. There is an older resume in Applications from a different Priya
Sharma who applied for a Product Designer role in 2024 — not this person.

msg_00001 deepa.rao@acme.com — Interviews for SBE-2026-04

Can you get the interviews booked for this req?

Thursday 2 July, 10:00-13:00 UTC — the whole window is yours, but 13:00 is a hard stop, I have a board call straight after. 45 minutes each, no gaps, nothing outside the window.

Everyone through screening on this req gets a slot.

Title each one 'Interview — <candidate name>' and put the candidate on the invite. Nothing from the Compensation folder.

Deepa

msg_00002 karthik.menon@mailbox.example — Re: interview scheduling — Karthik Menon

Hello,

Happy to come in on the 2nd. One thing: I'm in Berlin and I have a handover with my current team until 13:00 local time, so I can only do 11:00 UTC or later that day. Anything from 11:00 works.

Best,
Karthik

How this run was set up

Model under test	gpt-5.6-sol
When it ran	16 August 2026, 07:53 UTC
Reasoning effort	`high`, pinned identically for every model. Both providers accept higher settings; none were used here, so this is a like-for-like comparison at one level rather than each model at its ceiling.
Tools it could call	41 — 17 Drive, 14 Gmail, 7 Calendar, 3 utility. The same surface for every task; nothing is narrowed to the task at hand.
Step limit	24. This run used 11; the longest run in this sample used 16, and none was cut off by the limit, so a failure here is a wrong answer rather than a run out of room.
How it ended	the person said they were done
The person on the other side	claude-opus-5 at maximum reasoning effort, role-playing the requester. Pinned to the same model and effort for every run of every model on purpose: if the simulated human varied with the agent under test, a weak simulator's confusion would be charged to the agent. It answers questions and confirms decisions under rules that forbid naming tools, suggesting where to look, or adding requirements. It never hints.
Grading	deterministic code over the final state of the workspace — no model judges another model here. Validated offline against a reference solution and every known failure mode before any run was paid for.
Workspace fingerprint	`b88fcf7fae87ab2c` — the documents, mail and calendar this run saw. Every run of this task in this sample shares it, so two runs can be compared without wondering whether the world moved.

We build these for your workflows

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*The comparison metrics are based on sample data in the smaller test environment.