Sword Chen
Shanghai, China
Summary
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SeniorShufeng Chen is a backend and systems engineer with nine years of experience building scalable infrastructure and high-throughput data pipelines across cloud, bare-metal, and HPC environments. His work spans gRPC, Kubernetes, HDFS, and performant ETL systems—he scaled a streaming collector to ingest gigabit-speed data from 4,300+ devices and cut P95 latency in a secrets-detection microservice from 170ms to ~40ms under massive QPS. He has practical MLOps and on-device ML experience, shipping real-time environmental monitoring and integrating model embedding improvements in research settings. Comfortable from low-level POSIX storage tweaks to Spring Boot APIs and distributed scheduling, he focuses on measurable performance wins (e.g., 1.3x latency improvement, 2.25x CPU reduction). Incoming to Stripe’s engineering intern cohort, he blends production-grade operational tooling with research-driven model work and a knack for pragmatic systems optimizations.
10 years of coding experience
Github Skills (54)
translation9
name-service8
music8
go8
flac8
golang8
csharp7
monitoring7
objective-c7
open-source7
time-series7
php7
python7
cpp7
high-performance6
Programming languages (8)
Github contributions (5)
Titanssword/Notes
Jan 2018 - Jul 2018
Contributions:8 commits, 7 pushes, 1 branch in 5 months
Titanssword/GameByJs
Jul 2017 - Oct 2017
Contributions:7 commits, 5 pushes, 2 branches in 2 months
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