Junchen Zhang
Software Engineer at Meta
United States
Summary
👤
Senior🎓
Top SchoolJunchen Zhang is a seasoned software engineer with 11 years of experience building high-throughput backend systems across Meta Reality Labs, Robinhood, and Google. He has deep expertise in systems engineering for ads, trading, and identity at scale—designing unified ID linkage for Display Ads at 20M+ QPS, leading major crypto backend services and product launches at Robinhood, and now contributing to Codec Avatars at Reality Labs. Comfortable across languages and stacks (Go, C++, Python, Django, Kafka, Postgres, Kubernetes), he combines cross-team leadership with hands-on implementation, mentoring engineers and owning mission-critical components. Notable for shipping product-facing features that reached millions of users (e.g., Crypto Learn and Earn) and for pragmatic compliance and operational work (ePrivacy, settlement systems), he pairs technical depth with product impact.
11 years of coding experience
8 years of employment as a software developer
Bachelor of Business Administration (B.B.A.), Bachelor of Business Administration (B.B.A.) at Wilfrid Laurier UniversityBachelor’s Degree, Computer Science and Business, Bachelor’s Degree, Computer Science and Business at University of Waterloo
English, Chinese
Github Skills (30)
intellij8
java7
backend6
gpu6
linear-algebra6
python6
scala6
spark6
keras5
hadoop5
jvm5
artificial-intelligence5
pytorch4
clojure4
cpp4
Programming languages (1)
Github contributions (5)
miracle1949/miracle1949.github.io
Aug 2015 - Jan 2018
Contributions:18 pushes in 2 years 6 months
miracle1949/leetcode
May 2015 - Sep 2015
Contributions:2 commits, 1 push, 1 branch in 4 months
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