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thoughts on code & life

Automating GPU-Aware Finetuning for Embedding Models

May 19, 2026

How chasing a broken batch sampler turned into rewriting our embedding finetuning stack around cached supervised contrastive loss and a compiler that turns training intent into hardware-aware execution plans.

Your Errors Deserve a Domain Model

April 29, 2026

Why application errors need shared types, boundary remapping, and observability so product meaning survives from backend to UI.

Introducing OpenAPI HTTPX

April 16, 2026

A typed HTTPX client generated from OpenAPI in a single file, TypedDicts and @overloads for the wire, your SDK on top.

It’s Never too Late to Learn Something New

February 17, 2025

A personal story about how blogging led me into software engineering, and why it’s never too late to learn new skills — from web development to AI.

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© 2026 Tobias Lohse