Willie Xu
Software Engineer
Summary
🤩
RockstarWillie Xu is a software engineer with 10 years of experience focused on backend systems, cloud tooling, and developer tooling, currently active in the Seattle area. He has contributed substantive features and robustness improvements to high-profile Azure open-source projects—including Azure CLI extensions, Azure SDK for Node, and the core Azure CLI—working on storage preview features, serialization edge cases, and interactive CLI modules. Willie excels at turning complex protocol and data-model edge cases into tested, maintainable code (e.g., polymorphic serialization fixes and account-auth integration for storage). Originally from New York, he blends practical cloud engineering with an interest in machine learning, bringing a user-facing mindset to infrastructure work that improves developer experience.
11 years of coding experience
Github Skills (18)
serializable10
javascript10
serializer10
python10
azure-sdk10
testing10
command-line-interface10
storage10
azure-cli10
serialization10
deserialization10
command-line10
nodejs10
polymorphism9
apidoc9
Programming languages (9)
Github contributions (5)
Azure/azure-cli
Aug 2017 - Mar 2019
Azure Command-Line Interface
Role in this project:
Back-end Developer
Back-end DeveloperContributions:1 release, 211 commits, 412 PRs in 1 year 7 months
Contributions summary:Willie primarily contributed to the Azure Command-Line Interface (CLI) repository, focusing on the `azure-cli-vm` and `azure-cli-interactive` command modules. Their work involved modifying documentation, implementing new features for interactive mode, addressing code refactoring, and ensuring consistency by fixing naming conventions. They also added scenario tests to the `azure-cli-resource` module for resource-level locks.
azurecommand-line-interfaceazure-clicloud
Azure/azure-sdk-for-node
Nov 2017 - Jun 2018
Azure SDK for Node.js - Documentation
Role in this project:Backend Developer
Backend DeveloperContributions:101 commits, 44 PRs, 20 pushes in 7 months
Contributions summary:Willie focused on improving the serialization and deserialization of data structures within the `azure-sdk-for-node` repository. Their commits involved modifications to the `ms-rest` runtime library, particularly in the `serialization.js` file. They addressed issues related to handling complex data types, including sequences, dictionaries, and polymorphic types. Additionally, they added tests to cover edge cases such as missing discriminators in polymorphic types.
azure-sdknodejsjavascript
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.