Qiang Zhu
Quantitative Software Developer
Hong Kong Island, Hong Kong, China
Summary
🤩
Rockstar🎓
Top SchoolQiang Zhu is a quantitative software developer with over 8 years building low-latency trading systems and core infrastructure components—OMS, trading engines, risk managers, market data pipelines and exchange connectivity—across leading firms including Cubist and Balyasny. He combines strong CS fundamentals in algorithms and data structures with pragmatic software architecture, OOAD and design-pattern expertise to deliver production-grade, high-performance systems. His background spans high-frequency trading, post-trade reporting and infrastructure work at global banks and asset managers, reflecting deep domain knowledge of electronic markets. Qiang also contributes to open-source networking projects (SONiC), improving DHCP relay and test automation for complex topologies, showing an attention to reliability and operational detail beyond trading use cases. Based in Hong Kong, he pairs quantitative rigor with hands-on engineering to move systems from prototype to resilient production.
8 years of coding experience
17 years of employment as a software developer
Optimization, mathematics department, Optimization, mathematics department at Nanjing UniversityBachelor of Science (BS), Computer Science, Bachelor of Science (BS), Computer Science at Peking University
Github Skills (19)
sonic10
pytest10
python10
testing10
test-framework10
lacp10
networking10
dhcp10
cli10
test-automation10
linux9
vlan9
automation9
arp9
automations9
Programming languages (6)
Github contributions (5)
sonic-net/sonic-mgmt
Aug 2022 - Jan 2023
Configuration management examples for SONiC
Role in this project:
QA Engineer / Test Automation Engineer
QA Engineer / Test Automation EngineerContributions:225 reviews, 108 commits, 383 PRs in 5 months
Contributions summary:Qiang primarily focuses on developing and maintaining tests for the SONiC configuration management examples. Their contributions include writing and modifying Python-based test scripts, particularly for testing LACP lag functionality, ARP, and VLANs. They also added support for different topologies such as M0 and MX in existing tests, demonstrating a focus on test coverage and adapting tests to the evolving network environment. Additionally, the user corrected typos and refactored test code to ensure clarity.
configuration-managementansibleconfigurationsonic
sonic-net/sonic-buildimage
Dec 2022 - Mar 2025
Scripts which perform an installable binary image build for SONiC
Role in this project:Backend Developer
Backend DeveloperContributions:168 reviews, 119 PRs, 307 comments in 2 years 3 months
Contributions summary:Qiang primarily contributed to the implementation of DHCP relay functionality, enhancing and expanding the capabilities of the SONiC build image. Their work involved adding and modifying CLI configurations, including support for DHCPv6 relay and features for smart switch environments. The user also addressed existing issues and added new features, such as the ability to customize string options that include commas and the removal of unnecessary logic, further refining the project's DHCP relay component. These contributions focused on improving system functionality and overall code efficiency.
armv6installableimage-buildsonicbinary-image
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