Yuxin Liang
Machine Learning Engineer at Apple
Sunnyvale, California, United States
Summary
🤩
Rockstar🎓
Top SchoolYuxin Liang is a Machine Learning Engineer with 11 years of experience building robust backend systems and ML-driven products, currently based in Sunnyvale and working at Apple. Previously at Uber, they progressed from intern to Senior Software Engineer, shipping production services and improving test and build environments. A practical open-source contributor, Yuxin has strengthened smart-contract analysis (Oyente), TypeScript typings (DefinitelyTyped), and distributed evolutionary algorithms (DEAP), blending security, tooling, and correctness. They bring strong QA and DevOps instincts—evident in Docker/test hardening for Aleth and focused test automation for ts-essentials—that help reduce production surprises. With an MS from Carnegie Mellon and a BS from Purdue, Yuxin pairs rigorous academic training with hands-on engineering across C++, Python, and TypeScript ecosystems. Notably, their contributions repeatedly target integration and compatibility gaps, improving developer workflows as well as end-user reliability.
11 years of coding experience
7 years of employment as a software developer
Bachelor of Science - BS Computer Science, Bachelor of Science - BS Computer Science at Purdue UniversityMaster's degree Computer Software Engineering, Master's degree Computer Software Engineering at Carnegie Mellon University
Stackoverflow
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Github Skills (22)
docker10
solidity10
python10
testing10
typescript10
typescript-definitions10
evolutionary-algorithms10
essentials10
type-definition10
dockers10
type-system10
ethereum10
typescript-types10
blockchain10
smart-contracts10
Programming languages (22)
Github contributions (5)
enzymefinance/oyente
Jul 2018 - Nov 2020
An Analysis Tool for Smart Contracts
Role in this project:
Back-end Developer & Security Engineer
Back-end Developer & Security EngineerContributions:10 reviews, 33 commits, 20 PRs in 2 years 4 months
Contributions summary:Yuxin significantly contributed to the Oyente smart contract analysis tool by implementing new features and fixing bugs. Their work included adding functionality to specify target contracts, improving the output of compilation errors, and supporting UTF-8 encoding. The user also addressed issues related to source map handling and made updates to support crytic-compile, demonstrating a focus on improving the tool's functionality, compatibility, and integration with other tools.
smart-contractsethereumblockchainsecurity-analyzers
ts-essentials/ts-essentials
Mar 2019 - May 2019
All essential TypeScript types in one place 🤙
Role in this project:QA Engineer / Test Automation Engineer
QA Engineer / Test Automation EngineerContributions:8 commits, 6 PRs, 23 comments in 1 month
Contributions summary:Yuxin primarily contributed to the project by adding and refining tests. They implemented and improved tests related to `DeepReadonly` and `DeepWritable` TypeScript types. Their work involved writing tests to verify the correct behavior of these types, specifically focusing on scenarios where applying `DeepReadonly` and then `DeepWritable` should return the original type. They also made adjustments to address formatting issues within the test files.
typescript-typestypescripttype-level-programmingtoolbox
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