Jingyu Ma is a Principal Software Engineer with 13 years of experience, currently shaping Azure Compute at Microsoft from Chongqing, China. He has progressed through multiple engineering roles at Microsoft since 2018, combining deep systems and cloud infrastructure expertise with hands-on implementation. An active contributor to the .NET ecosystem, he notably reworked C# double.ToString() for CoreCLR—achieving multi-fold performance gains and fixing a decade-old bug—demonstrating low-level algorithmic skill beyond typical cloud engineering. His background includes leadership and founder roles in Chinese tech firms, giving him a blend of startup grit and enterprise-scale delivery. Collectedly, he brings proven performance optimization chops, cross-platform systems knowledge, and a track record of shipping resilient infrastructure at scale.
12 years of coding experience
10 years of employment as a software developer
Network Engineering, Network Engineering at Nanjing University of Posts and Telecommunications
Contributions:116 pushes, 4 branches in 5 years 4 months
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Jingyu Ma - Principal Software Engineer at Microsoft