TheProdSDE
You learned how to code.
Nobody taught you how code actually works at work.
TheProdSDE covers the gap — the standards, trade-offs, decisions, and systems that engineers usually learn only through years of production experience. Written by Karan Gehlod.
“You start as SDE, you stay SDE. Just the title changes.”
— Karan Gehlod
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All postsSoftware Debugging Techniques: Which One Do You Reach For at 2 AM?
Most engineers have one go-to method. The best engineers have a playbook of software debugging...
Our Benchmark Reported 0.96 Recall. It Was Measuring Nothing.
An overnight benchmark run produced a 0.9653 and a 0.0000 for the same dataset. Both numbers were wrong, for different reasons. A postmortem on four measurement bugs — and why every one of them reported success.

What If AI Stopped Talking? Inside Jev, System One Models, and RLCD
LLMs are great at generating text. But many software systems do not need generated text.They need decisions.For example:Is this transaction suspicious?Which team should handle this ticket?Is this RAG …