Jieliang Ang
Quantitative Developer
Singapore
Summary
👤
Senior🎓
Top SchoolJieliang Ang is a Quantitative Developer based in Singapore with eight years of software engineering experience across high-frequency trading, e-commerce, and large-scale consumer platforms. He currently develops low-latency systems at Citadel Securities after building backend and infrastructure features at Shopee and ByteDance, reflecting strong interests in low-level development, database systems, and cloud computing. His background includes internships at Goldman Sachs, Grab, Intel, and Sea, giving him cross-domain exposure to security, research, and production engineering. A high-achieving engineer with top honors from NUS High School and a Computer Engineering degree from the National University of Singapore, he combines rigorous academic grounding with practical impact in performance-sensitive environments. Colleagues know him for tackling tough technical problems and shipping innovative, efficient software under demanding constraints.
8 years of coding experience
3 years of employment as a software developer
Bachelor of Engineering - BE, Computer Engineering, Bachelor of Engineering - BE, Computer Engineering at University of MichiganNUS High School Diploma, High Distinction, CAP: 4.8/5.0, NUS High School Diploma, High Distinction, CAP: 4.8/5.0 at NUS High School of Mathematics & ScienceBachelor of Engineering - BE, Computer Engineering, GPA: 4.98/5.0, Bachelor of Engineering - BE, Computer Engineering, GPA: 4.98/5.0 at National University of Singapore
English, Chinese
Github Skills (29)
json10
caching10
redis10
database10
in-memory9
key-value9
realtime9
data-structure9
nosql9
key-value-store9
vector-search9
message-queue9
distributed-systems9
time-series9
message-broker9
Programming languages (6)
Github contributions (5)
CS2113-AY1819S1-T16-2/main
Sep 2018 - Nov 2018
ProManage
Contributions:5 releases, 79 PRs, 36 pushes in 1 month
jieliangang/promanage
Sep 2018 - Apr 2019
:ab::four: Address Book sample application (Level 4)
Contributions:113 pushes, 2 branches in 6 months
addresssample-applicationfourjavaaddress-book
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