Harry Wang
Systems Software Engineer at Citadel Securities
Singapore
Summary
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Rockstar🎓
Top SchoolHarry Wang is a systems software engineer with 12 years of experience building high-performance C++ and .NET systems for finance and internet businesses, currently focused on low-latency trading infrastructure at Citadel Securities. He brings deep expertise in Linux, performance tuning, and system engineering, having built execution systems for options trading at Akuna Capital and contributed backend code for blockchain and smart-contract platforms like jmzk and the notable EOSIO project. As a co-founder and CTO of blockchain ventures and a private equity fund founder in China, he blends product-minded engineering with entrepreneurial experience across distributed systems, databases, and regulatory/security-focused backends. Based in Singapore and holding BS and MS degrees in Computer Software Engineering from Wuhan University, he pairs rigorous academic training with practical, production-grade contributions to open source and financial systems.
12 years of coding experience
7 years of employment as a software developer
Bachelor of Science (BS), Computer Software Engineering, Bachelor of Science (BS), Computer Software Engineering at Wuhan University
Chinese, English
Stackoverflow
1reputation
0reached
0answers
0questions
Github Skills (13)
c-language10
postgresql10
cprogramming-language10
back-end-development10
blockchain10
eosio10
api-design9
http9
build-automation8
system-design7
json7
data-structures6
data-structure6
Programming languages (10)
Github contributions (5)
jmzkChain/jmzk
Mar 2018 - Apr 2020
Boost Engine for Regulation and Security
Role in this project:
Back-end Developer
Back-end DeveloperContributions:50 releases, 1613 commits, 151 PRs in 2 years 1 month
Contributions summary:Harry's primary focus was on implementing and modifying core functionality for the "jmzk" repository, which involves regulation and security using blockchain technology. Their commits include merging and modifying branches such as 'pg-plugin' and 'master' into the 'pg-plugin' branch and implementing actions related to a blockchain. The primary focus was on postgres-related back-end aspects of the repository, as indicated by the code changes.
blockchain-platformsecurityblockchainboostregulation
EOSIO/eos
Apr 2018 - Jun 2018
An open source smart contract platform
Role in this project:Back-end Developer
Back-end DeveloperContributions:10 commits, 11 PRs, 4 comments in 2 months
Contributions summary:Harry primarily contributed to the backend of the EOSIO smart contract platform. Their work involved fixing type mismatches, correcting code scopes, and addressing reflection issues. Additionally, they improved HTTP performance, and implemented options for the HTTP plugin. The commits also included a typo fix in a build script, demonstrating a focus on code quality and system stability.
smart-contractblockchain-platformethereumcontractblockchain
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