AI engineer specializing in building systems with generative AI and LLMs.
Core expertise
- RAG / multi-agent systems / Text-to-SQL
- Prompt engineering / agent workflows
- Google Agent Developer Kit (ADK)
Issue #5539 — Discovered and reported an HTTP 500 error when ADK Developer UI creates sessions with Firestore-reserved __session_metadata__ state keys. Filed a minimal reproduction, verified the fix in PR #5549, and contributed test guidance. Fixed (Close #5539).
PR #5640 — Fixed a bug where list_sessions() always returned last_update_time as 0.0. Implemented timestamp conversion logic and added unit tests.
PR #5814 — Fixed MissingGreenlet when DatabaseSessionService.append_event runs with asyncpg. Read the revision field before commit and added a regression test. Integrated into main.
PR #5854 — Fixed a bug where inline_data.display_name was dropped when loading binary artifacts from FileArtifactService and GcsArtifactService. Persisted display names in file/GCS metadata and added regression tests. Integrated into main.
Issue #5799 — Reproduced and reported a bug where FunctionTool arguments typed as Union[Pydantic, Pydantic] were passed as plain dicts at runtime in ADK 2.0 GA. Fixed (Close #5799).
