Experienced Software Engineer and Tech Lead Manager with expertise in various aspects (Engineering Productivity, Web/Mobile/Test Development), specialized in Developer Tools. Co-architected and built several developer platforms serving engineers in top tech giants (Alibaba Group, Tencent, ByteDance).

AI Bot Platform at LarkSuite.

Lead a team for DevAI exploratory tasks.

• LLM Infra for Code:
• Worked on LLM training & evaluation infrastructure (for Code SFT, Sandbox & CI Pipeline).
• Code AI:
• Add AI features (e.g., code changes review, code KBQA, freeform chat, etc.) on top of ByteDance's internal code platform and reach 2.5k+ WAU within 4 months.

Led a team for remote development services on top of Tencent's internal infrastructure.

• Build remote workspace orchestration & provision service on Kubernetes cluster.
• Support remote development with desktop IDE clients (VS Code, JetBrains GW).

Worked on the CI platform at Alibaba Cloud.

Led a team for an in-house issue tracking & resource management tool. The startup project was planned to provide an org-wide Scaled Agile Framework (SAFe) workflow and make cross-project inventories visible.

Led the CloudIDE team for cloud-based DevMachines, Code IntelliSense service.

• DevMachine service:
• Eclipse-Che inspired workspace engine for interpreting an application stack definition and generating the containerized code workspace.
• Code intelliSense service:
• Provided LSIF-based code intelliSense for 600+ repos (3PL: Java, TS, Go), integrated with WebIDE & code hosting platform.

Worked on the DevOps platform.

• The all-in-one developer workbench, with sub-systems like Code Hosting / CI / Artifact mgmt. / Deployment, etc.

Built developer tools around IntelliJ Platform.

• Built an IDEA plugin for internal usage (3k+ DAU).
• Integration features with DevOps platform. (Pipeline & CI jobs view, code review supports)
• Static code analysis with custom rulesets / live template, PSI for code generations.
• Built a customized IntelliJ IDEA based on the OSS intellij-community project.
• Usage tracking / Chinese translations / customized plugins.
• Headless IntelliJ runtime for static analysis, symbol search, lexical diff, etc.

• Designed and implemented a test automation platform for Tencent OS (Custom ROM for smartphones and smartwatches based on Google AOSP).
• Built UiAutomation framework, FactoryTest application, crawler for 3rd part apps for OS compatibility test.

Led a team on WebUI development of TP-LINK wireless 3G/4G portable router. Designed and implemented the responsive UI framework, JavaScript module loader, and build system.

• Test automation for Android box & smartphone.
• Valgrind arm-linux cross compilation, memory-related errors detection & bugfix for embedded WebServer on TP-LINK router.
• Responsible for Gerrit & other internal development platforms.