Ark Liu
Software Engineer at Notion
San Francisco Bay Area United States
Summary
🤩
Rockstar🎓
Top SchoolArk Liu is a Senior Platform Engineer based in the San Francisco Bay Area with 12 years of experience building data platforms and integration systems across startups and scale-ups. He has repeatedly led projects from design through deployment—scaling integration infrastructure at Truework, building a team and launching products at SimpleLegal, and advancing data platform capabilities at GoodRx and Block. Comfortable as both an IC and manager, Ark blends deep backend and data engineering skills (SQL/PLSQL, Spark, AWS) with a strong focus on data quality and operational process improvements. He contributes to open-source tooling—improving core behavior and test stability in a TypeScript Node.js web framework—demonstrating attention to maintainability beyond product code. Known for thriving under fast-paced, high-pressure conditions, he pairs pragmatic engineering with a history of cross-functional collaboration to deliver measurable platform reliability.
12 years of coding experience
13 years of employment as a software developer
Data Science, Data Science at Galvanize - San Francisco, SoMaBS, Computer Science, BS, Computer Science at California State University, Fullerton
English, Chinese
Stackoverflow
1reputation
0reached
0answers
0questions
Github Skills (8)
web-framework10
typescript10
nodejs10
typescripts10
koa10
typescript-types10
javascript9
testing8
Programming languages (2)
Github contributions (5)
darukjs/daruk
May 2019 - May 2019
a node.js web framework based on typescript
Role in this project:
Back-end Developer
Back-end DeveloperContributions:12 commits, 7 pushes in 8 days
Contributions summary:Ark focused on enhancing the core functionality of the Daruk framework. Their contributions include adding a `listen` method to the `DarukCore` class, aligning its usage with the standard `HttpServer` interface. They also refactored the codebase by merging in changes from the `developer` branch and updating example files. In addition to this, the user addressed test cases and code style issues to ensure stability and maintainability.
nodejstypescriptweb-frameworknode-framework
myluluy/syslog-node
Dec 2018 - Dec 2019
Contributions:25 commits, 11 pushes, 1 branch in 11 months
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