- 🔭 Currently working on — full-stack applications, AI-powered products, and developer tools.
- 🤝 Looking to collaborate on — open-source projects, AI/ML tooling, developer infrastructure, and interesting full-stack products.
- 🆘 Looking for help with — building reliable, scalable AI systems and improving production-grade software architecture.
- 🌱 Currently learning — advanced AI/LLM engineering, distributed systems, cloud infrastructure, and scalable backend architecture.
- 💬 Ask me about — TypeScript, Python, Next.js, React, Node.js, AWS, AI/LLM applications, APIs, and full-stack development.
- ⚡ Fun fact — I have upstream code merged at Microsoft (Playwright, GitHub spec-kit), the OpenJS Foundation (Jest) and LangChain — and my Jest fix shipped in v30.5.1, credited by name in the release notes.
Upstream contributions to projects I actually use in production.
| # | Project | Stars | Contribution |
|---|---|---|---|
| 1 |  Playwright |
95.6k |
#42449 — the UI-mode filter summary was a plain div, so it could not be reached or opened from the keyboard |
| 2 | .NET · BenchmarkDotNet |
11.5k |
#3242 — --affinity could not address a CPU above the 32nd, and the 64th threw an unhandled OverflowException on a 32-bit host instead of a normal option error |
| 3 | OpenClaw | 389k |
1bf5fb6 — the macOS Talk overlay was hidden by a dismissal that had already been interrupted. My #132565 was superseded, and the fix shipped carrying my Co-authored-by. Released in v2026.9.1 |
| 4 | GitHub · spec-kit |
133.6k |
#4367 — check-prerequisites exported the spec path but never checked the file existed, so later phases failed with no guidance |
| 5 |  Jest |
45.5k |
#16413 — a leading # was read as a URL fragment, so every package imports subpath broke under ESM. Shipped in v30.5.1 |
| 6 |  LangChain |
145.7k |
#39978 — removed a contradictory duplicate block from the Groq with_structured_output docstring |
| 7 | GitHub · spec-kit |
133.6k |
#4356 — command-ref tokens could not hold a hyphen, so a bundled command was unreachable. Chosen as the canonical fix for #4198 over two competing PRs |
| Project | Contribution |
|---|---|
 Elasticsearch |
#158437 · #158503 — a malformed SQL cursor came back as a raw JVM error, and setting similarity on an nvidia embedding endpoint always threw a 500 |
 Quarkus |
#56360 — @WithFormRead request filters were moved after the body handler in reverse order, so their priorities were applied backwards |
| .NET · EF Core |
#38875 · #38880 — a named default constraint carried onto the temporal history table, and a pooled SQLite connection that killed the process from a native callback |
 pandas |
#68035 · #68036 — an Enum subclass is iterable but is_list_like said otherwise so it could not be used as columns, and MultiIndex.factorize rebuilt its uniques from tuples, silently dropping extension dtypes and level names |
 SciPy |
#26100 — fcluster read one slot past the end of its criterion array, so maxclust with t=0 returned whatever was in that memory |
| .NET · ML.NET |
#7692 — DataFrame.Join and Merge spun forever when both suffixes were the same string, open since 2022 |
| mypy | #21941 — stubtest aborted the entire run when a classmethod's first parameter wasn't named cls, taking out stub checking for a whole distribution |
| Tailwind CSS | #20436 — the v4 upgrade codemod rewrote a React variant prop as a utility class |
| Chart.js | #12292 · #12293 — a legend key that did not match the line it stood for, and a fractional-canvas resize regression |
 Pkl |
#1840 — silenced a publish warning for the shaded variant |
| Scrapy · parsel | #367 — pinned how C1-range numeric character references extract |
Languages
Frontend
Backend & Data
AI / LLM
Cloud & Tooling
