Py Data

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Beyond Basic Endpoints: Engineering High-Performance PyPI Metrics Microservices with FastAPI and Pydantic V2

Building simple FastAPI routes works for weekend projects, but real production systems choke on unvalidated upstream payloads, unhandled third-part…
Beyond `requests`: Engineering a High-Throughput Python CLI for 10,000 RPM External API Calls

When I first tried to harvest every article from Discord Engineering’s RSS feed, my simple `requests` loop stalled after a few dozen items. I neede…
Beyond Feast: Architecting a Low‑Latency, Zero‑Copy Feature Store from Scratch for Real‑Time ML Inference

I was tired of fighting training‑serving skew every time I added a new author‑level metric to my recommendation model. Feast solved the problem on …
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