Profile

Alimpon Sinha

Senior Software Engineer at Affirm, Inc.

8.6

Years of Experience

Education

carnegie mellon university

Companies

affirm inc., yelp, beyondbroker, microsoft, credit suisse, cmu robotics institute, lockheed martin, cogent infotech, cmu robotics institute

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Email

Email (Verified)

alXXXXXXXXXXXXXXXXXXXom

Email

Mobile Number

+1XXXXXXXX32

Experience

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    2020 - Present

    affirm inc.

    Senior Software Engineer

    Fraud Engineering Team

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    2017 - 2020

    yelp

    Senior Software Engineer

    Commerce Products Team Implemented major overhaul of subscriptions system that reduced the time of adding a new ads product from 2 months to 2 weeks ○ Refactored code from confusing monolith to activities in AWS SFN ○ Legacy code hidden behind new APIs ○ Designed how ads fulfillment would interact with subscriptions system ○ Added tiered packaging functionality, pricing eligibility API, rules engine Promotions​ - Implemented new types of promotions in promotion system that are now used by 40% of all ads purchases Pause/Resume ​- Designed and implemented pausing subscription functionality that reduced advertiser churn drastically 50% during EOY and covid-19 Security/Audit - ​Wrote GDPR compliance batches and added permissions privileges to sensitive actions in admin AWS (Amazon Web Services) ○ Migrated all team instances from uswest1 to uswest2 save $60K/month ○ Setup autoscaling for all SFN activities that saved money ○ AWS cloudwatch alarms to trigger failed transactions auto reconciliation activity, reduced oncall burden

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    2017 - 2017

    beyondbroker

    Software Developer

    Founded a startup that has a website/mobile apps that assists home sellers in finding their ideal real estate agent • Managed all technical aspects of startup including frontend and backend web application development, database, and AWS cloud hosting • Developed php, html, css, and javascript for website functionality • Made sure development team followed mockups and tasks/bugs were completed

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    2015 - 2017

    microsoft

    Software Development Engineer

    File I/O Team- Intermediate layer that interacts with a document such as open/create/save and schedules syncing of document to the cloud. • Own telemetry for key scenarios in Universal Mobile Apps, investigate bugs, and clear them for production to millions of users every month • Improved Universal Apps Boot Performance through database caching • Created a tool using SCOPE for team to easily monitor telemetry for A/B testing • Created a DLL with in-memory database for teams to use for internal testing • Refactored the API partner teams use to open/create a document • Wrote scripts to change how URLs are mapped to open documents from browser to app

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    2014 - 2014

    credit suisse

    IT Analyst Intern

    Created analytical tools for traders using C++ with R interop and HTML frontend Converted legacy SQL/VBA application into Java with HTML/Tableau frontend Followed SDLC and business requirements such as FRD/BRD

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    2013 - 2013

    cmu robotics institute

    Robotics Research Intern

    Developed C++ code so modsnake autonomously goes through holes in walls

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    2013 - 2013

    lockheed martin

    Software Intern

    Agile Development Experience with Software Development Team and Test Team Perl and Python scripts for Data Access and Management Remapped package manager builds from Ant to Maven

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    2012 - 2012

    cogent infotech

    Intern

    Created internal use Webform Resume Generator using HTML/ASP/SQL

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    2012 - 2012

    cmu robotics institute

    Robotics Research Intern

    Developed Semantic Mapping (by Crowdsourcing) in Python to enable robot to learns its environment Developed Autonomous Mapping in C/Python to enable robot to create a simulation of its environment

Experience

34 Skills

Amazon Web Services (AWS)

apache

Application Programming Interfaces (API)

auditing

Backend

c

c++

customer service

english

html

infra

Infrastructure

java

javascript

Kafka

matlab

microsoft excel

microsoft office

microsoft word

MySQL

Payments

powerpoint

programming

public speaking

python

Python

research

social media

software development

Software Engineer

teamwork

Tokenization

Web

Web Services

Education

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    2011 - 2015

    carnegie mellon university

    Bachelor of Science (BS)

    Computer Science

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