SMRTR ProgrammingNov 3, 2025Daily.dev

Why we migrated from Python to Node.js

SMRTR summary

Skald completely rewrote their backend from Python to Node.js just one week after launch, abandoning Django due to Python's clunky async support that made handling concurrent LLM and API calls extremely difficult. The three-day migration delivered 3x better throughput and unified their codebase, though they lost Django's excellent ORM and Python's superior ML ecosystem.

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