Junzhi Peng
Beijing, China
Summary
🤩
Rockstar🎓
Top SchoolJunzhi Peng is a software engineer specializing in distributed systems, consensus algorithms, and performance optimization with five years of experience and active roots in Beijing's open-source community. He is a committer for Apache IoTDB and Apache HugeGraph and a contributor to TiKV, demonstrating practical expertise in high-performance, data-intensive platforms. Junzhi pairs strong academic credentials—a top-ranked bachelor's from Nanjing University and ongoing master's studies at Tsinghua University—with hands-on system design and optimization. His work focuses on making large-scale storage and graph systems more reliable and efficient, often contributing at the algorithm and infrastructure level rather than just surface features. He maintains an active GitHub (Pengzna) where his contributions reflect deep involvement in backend engineering and distributed databases. Colleagues know him for translating theoretical consensus concepts into measurable performance gains in production-grade projects.
5 years of coding experience
Bachelor's degree, Software Engineering, 4.606/5.0 (Rank 2/234), Bachelor's degree, Software Engineering, 4.606/5.0 (Rank 2/234) at Nanjing UniversityMaster, Software Engineering, Master, Software Engineering at Tsinghua University
Github Skills (51)
gremlin10
oltp10
nosql10
graph10
big-data10
graph-database10
java10
doc10
graphdb10
iot10
apache-iotdb10
rest10
rest-api10
database10
gnn9
Programming languages (7)
Github contributions (5)
Pengzna/Vegetable_Java
May 2021 - Jun 2021
NJU SE 2020_respository for WechatApp
Contributions:15 commits, 2 PRs, 20 pushes in 23 days
cssvuerespositorynju
Pengzna/incubator-hugegraph
Jan 2024 - Nov 2025
A graph database that supports more than 100+ billion data, high performance and scalability (Include OLTP Engine & REST-API & Backends)
Contributions:85 pushes, 16 branches in 1 year 10 months
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