I Stopped Needing Cursor and Didn't Notice
I replaced VS Code without ever deciding to. What kept me there was never the editor, it was the agent living inside it, and ACP is what took that away.
Blog
Technical notes. Irregularly updated.
Code Is Cheap, Judgment Is Not: What AI Can't Automate in Software Development
Any AI can generate code that works. Deciding if it makes sense in your system is a different skill, and it's the one that actually matters now.
What Writing a Rust Extension Taught Me About Python
PyO3 from the brain of a Python dev learning Rust: where the two languages disagree, what hurts first, and what stuck.
Celery Is Not Always the Answer: A Real Comparison of Python Task Queues
I migrated from ARQ to Celery at work. During that process I tested every serious Python task queue out there. Here's what the benchmarks say, and what they don't.
How Bad Authorization Design Put 200,000+ Students at Risk
How I discovered a chain of IDORs in a public education platform used by every FP student in Catalonia, chained them into a full account takeover, and reported it responsibly.
The Python Toolchain I Use in Production: uv, ruff, and ty
Why I replaced pip, black, flake8, and mypy with a single stack from Astral, and how I integrate it in CI/CD with GitHub Actions.
How I Structure FastAPI Projects in Production: and Why
What most FastAPI tutorials skip: how I structure routes, services, exceptions, logging, and multi-tenancy in a production B2B SaaS, and the reasoning behind each decision.