Qin Fengling
Project Manager at Proof of Existence
Haidian District, Beijing, China
Summary
👤
Senior🎓
Top SchoolQin Fengling is a project manager and seasoned embedded Linux engineer with 13 years' experience and eight years focused on embedded Linux, cross toolchains and driver/GUIs across ARM, MIPS, LatticeMico32 and even Z80 systems. Based in Haidian, Beijing, Qin has led firmware and tooling work for high-profile mining hardware at Canaan Creative—authoring CGMiner drivers, AUC and Avalon firmwares and pushing many changes upstream to OpenWrt and CGMiner. He also builds blockchain infrastructure and containerized fullnode/explorer services at PoEx, blending low-level device expertise with cloud deployment and Bitcoin metadata services. An avid open-source contributor, Qin’s work on ASIC/FPGA miner support for cgminer demonstrates rare fluency spanning firmware, kernel drivers and higher-level services, and his interests now include applying AI to embedded and distributed systems.
13 years of coding experience
8 years of employment as a software developer
High School, High School at Liangji Senior High School
English, Chinese
Github Skills (6)
mining10
device-driver10
driver10
c-programming10
sys9
embedded9
Programming languages (11)
Github contributions (5)
ckolivas/cgminer
May 2014 - Dec 2017
ASIC and FPGA miner in c for bitcoin
Role in this project:
Back-end Developer
Back-end DeveloperContributions:223 commits, 12 PRs, 3 comments in 3 years 7 months
Contributions summary:Qin appears to have primarily contributed to the core logic of the cgminer project, particularly focusing on device driver development and the integration of new hardware support, specifically related to ASIC and FPGA miners. The contributions involve the modification of existing drivers, and the introduction of new functionality to support different hardware models, including Avalon2, Avalon4, and Avalon5. Their work has directly impacted the performance and compatibility of the mining software with various hardware.
asicminerbitcoinfpga
Canaan-Creative/Avalon-extras
Apr 2014 - Nov 2017
Avalon ASIC extras
Contributions:218 commits, 25 PRs, 102 pushes in 3 years 7 months
dotnetasicavalonc-sharpcsharp
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