Allen Chen
Engineering at Plaid
13.3
Years of Experience
Education
Companies
plaid, twitter, twitter, twitter, twitter, google, uc berkeley radamp lab, microsoft
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Experience
2021 - Present
plaid
Engineering Leader
Plaid is the platform that helps companies of any size build and offer financial services. I lead the teams responsible for our Account Verification products, including Auth, Balance, and Identity. We help customers onboard users safely and smoothly.
2019 - 2021
twitter
Engineering Manager, Conversations & Fleets
Made Twitter a better place to engage with each other. New product features (Fleets, safety/abuse controls, reply prompts), combatting abuse, ML infra, high-scale infra.
2017 - 2019
twitter
Engineering Manager, Timelines Infrastructure
Made Twitter a better place to stay informed on what's happening. Core product infrastructure for all Twitter feeds. ML/ranking infra, new product features, maintain and scale high-scale infra.
2016 - 2017
twitter
Senior Software Engineer, Timelines Infrastructure
Built the rank-ordered reply Tweets feature, abuse filtering, and rearchitected the reply Tweet infra for scale.
2013 - 2016
twitter
Senior Software Engineer, Data Applications
Big data infrastructure for product metrics. Built pipelines and services to consume and serve Twitter's impressions and engagements data in realtime. Scaled the infrastructure, made it accessible and usable for internal use cases, and helped bring to market for Twitter's data reselling business and end-consumers. Also contributed to Tsar: a framework to to generalize hybrid batch/realtime timeseries aggregation: https://blog.twitter.com/2014/tsar-a-timeseries-aggregator.
2012 - 2013
google
Software Engineer
Risk Engineering. Worked on data analytics and ML infrastructure to prevent payment fraud across Google's products: Google Play Store, Ads, and Google Wallet. Contributed to real-time data ingest / evaluation pipelines.
2010 - 2012
uc berkeley radamp lab
Student Researcher
2010 - 2011
microsoft
Software Development Engineer - Intern
SkyDrive web client and backend
Experience
5 Skills
financial services
infra
Infrastructure
Machine Learning (ML)
Senior Software Engineer
Education
