Peng Zhai
Senior Engineering Manager at DoorDash
New York, New York, United States
Summary
🤩
Rockstar🎓
Top SchoolPeng Zhai is a seasoned engineering leader with 11 years of experience building large-scale, real-time systems for marketplaces and ads at DoorDash, Uber, and Amazon. He’s led teams of 30–40+ engineers across integrity, promotions, pricing, and logistics, translating complex product and safety requirements into reliable platform services. Technically grounded from early contributions to network RPC tooling like uber/tchannel, he blends deep backend engineering with modern AI-native org design. Currently focused on autonomous, lean execution pods, Peng pursues engineering fundamentals even as agents and automation reshape teams. His background spans foundational infrastructure work at AWS EC2 and Ads platforms, giving him a rare combination of low-level systems craftsmanship and product-facing platform leadership. Based in New York, he pairs an MS in Computer Science with executive training from Harvard Business School to scale both teams and technical architecture.
11 years of coding experience
20 years of employment as a software developer
M.S. Computer Science, M.S. Computer Science at The University of Texas at DallasUber - HBS Leadership & Strategy, Uber - HBS Leadership & Strategy at Harvard Business School Executive Education
English, Chinese
Github Skills (8)
context-manager10
rpc10
context-api10
go10
networking9
thrift9
python9
testing8
Programming languages (2)
Github contributions (5)
uber/tchannel
Jul 2015 - Jul 2015
network multiplexing and framing protocol for RPC
Role in this project:
Back-end Developer
Back-end DeveloperContributions:8 commits, 2 PRs, 6 pushes in 3 days
Contributions summary:Peng contributed to the `uber/tchannel` repository, a network multiplexing and framing protocol for RPC. The primary focus of the commits involved enhancing the Go implementation of the tchannel library, introducing features to retrieve incoming calls with custom keys, and making changes to the context management. The user also worked on changes within the Python and Thrift-related components of the project. They made improvements in testing, and also merged branch changes.
rpcnetworkingmultiplexingframingtcp
pengzhai/gpb
Jun 2015 - Sep 2015
Contributions:3 pushes, 1 branch in 2 months
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