Junyang Xin
Senior Software Engineer at Datadog
New York, New York, United States
Summary
👤
Senior🎓
Top SchoolJunyang Xin is a senior software engineer with 13 years of experience building high-throughput data infrastructures and low-latency analytics services for financial markets. He has led mission-critical reference data systems and ETL pipelines at Citadel and designed scalable Fixed Income data platforms at Bloomberg, now applying that expertise at Datadog. Junyang combines deep systems and SRE practices—optimizing memory footprints by orders of magnitude and orchestrating data-center migrations—with pragmatic API and pipeline design to serve demanding downstream consumers. He also co-captained Bloomberg’s NY campus recruitment, blending hands-on engineering with talent sourcing and mentorship. Comfortable across backend, full-stack, and operational tooling, he has a track record of turning complex market data requirements into resilient, production-grade services.
13 years of coding experience
14 years of employment as a software developer
Masters Computer Science, Masters Computer Science at New York UniversityBachelor Computer Science, Bachelor Computer Science at Technological University DublinBachelor Software Engineering, Bachelor Software Engineering at Harbin Institute of Technology
English, Chinese, Chinese
Stackoverflow
1reputation
0reached
0answers
0questions
Programming languages (1)
Github contributions (4)
lgtm314159/NLP
Mar 2013 - Oct 2013
Contributions:22 commits in 7 months
lgtm314159/event_manager
Jul 2025 - Jul 2025
Contributions:2 PRs, 2 pushes, 1 branch in 1 day
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