Chengcheng Jin
Big Data Developer
Shanghai, Shanghai, China
Summary
👤
Senior🎓
Top SchoolChengcheng Jin is a Big Data Developer with nine years of experience and five years concentrated on relational databases and large-scale data systems, currently building data platforms at Intel in Shanghai. He has deep practical expertise in PostgreSQL, distributed Postgres-XC, Spark and Iceberg, having implemented Iceberg compaction, snapshot expiry and TTL services at Tencent and optimizer-level graph query improvements at Huawei. His background spans storage internals, query optimization and operational features such as online version upgrades and timeseries scaling, enabling robust data lake and OLTP/OLAP convergence. Chengcheng combines strong systems-level engineering with production-focused delivery, and often bridges database internals with data engineering workflows to tame metadata and performance challenges at scale.
9 years of coding experience
5 years of employment as a software developer
Bachelor's degree, Thermal and power, Bachelor's degree, Thermal and power at Sichuan UniversityMaster's degree, Power, Master's degree, Power at Shanghai Jiao Tong University
Github Skills (10)
predict-stock-prices8
future7
predict7
prediction-model7
stock7
machine-learning4
web-development4
stock-price-prediction4
python3
jdbc3
Programming languages (1)
Github contributions (5)
ShuzhongChen/Food-Order-System
Apr 2018 - May 2018
Contributions:58 commits, 7 PRs, 34 pushes in 24 days
term-projectterm
littlesatellite/uml_parser
Mar 2017 - Apr 2017
Contributions:31 pushes, 1 branch, 11 issues in 1 month
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