Jiayi Ma
Software Engineer at Microsoft
Los Angeles Metropolitan Area United States
Summary
🤩
Rockstar🎓
Top SchoolJiayi Ma is a results-driven software engineer with a decade of experience building cloud-native, data-focused systems and a current Master's in Business Analytics from USC. He has driven production services at Microsoft, eBay, and Verizon, delivering microservices, observability and performance improvements using Java, Spring, Kubernetes, AWS, Kafka and Prometheus. Jiayi combines strong data skills (Python/R/SQL, ML basics, dashboarding) with practical backend engineering—his open-source contributions include tooling and serialization fixes in the widely used dotnet/wcf repo. Experienced in reducing tech debt, optimizing large-scale data flows, and shipping safe framework changes via traffic mirroring, he brings both analytical rigor from cost-accounting work on a $1B project and a tenacious, outcome-oriented mindset.
10 years of coding experience
3 years of employment as a software developer
Master's degree Master of Science in Business Analytics, Master's degree Master of Science in Business Analytics at USC Marshall School of BusinessBachelor's degree Computer Auditing, Bachelor's degree Computer Auditing at Beijing Information Science&Technology University
Chinese, English
Github Skills (10)
net10
asp-net10
dotnet10
wcf10
csharp10
dotnet-core10
serialization9
data-serialization9
command-line-arguments9
unit-testing7
Programming languages (7)
Github contributions (5)
dotnet/wcf
Nov 2018 - May 2019
This repo contains the client-oriented WCF libraries that enable applications built on .NET Core to communicate with WCF services.
Role in this project:
Back-end Developer
Back-end DeveloperContributions:10 commits, 11 PRs, 5 pushes in 5 months
Contributions summary:Jiayi primarily contributed to the WCF library within the .NET environment, focusing on command-line argument parsing and related tooling. The commits demonstrate changes to the `CommandLineParser.cs` file, and the addition of the 'quiet' command line option. The user also implemented changes related to serialization and testing of serialization behaviors, adding a test case for `ISerializationSurrogateProvider`. Moreover, the user addressed pull request comments and updated resource files.
dotnetwcf-clientcommunicatewcfnet-core
yujayee/corefx
Feb 2018 - May 2019
This repo contains the .NET Core foundational libraries, called CoreFX. It includes classes for collections, file systems, console, XML, async and many others. We welcome contributions.
Contributions:62 pushes, 52 branches in 1 year 3 months
dotnetfile-systemsconsolexmlnet-core
Find and Hire Top DevelopersWe’ve analyzed the programming source code of over 60 million software developers on GitHub and scored them by 50,000 skills. Sign-up on Prog,AI to search for software developers.