Built from work this engineer published themselves. It makes no claim that they are available for hire, and it is marked noindex until they claim it. Source: erikbern.com. This is you, or it should not be here? Write to hello@aiengineer.me.
ai-engineer
Erik Bernhardsson
Modal founder; Annoy and Luigi — vector search and pipeline plumbing.
Founded Modal, a platform for running GPU workloads and batch jobs straight from Python, and earlier built Luigi and Annoy at Spotify — a pipeline orchestrator and an approximate-nearest-neighbour library that still turns up inside retrieval stacks. Writes about infrastructure, data systems, and the economics of engineering teams.
Technical stack & depth
Production hardening
Latency, cost, observability, and the path from a notebook to a service.
Retrieval / RAG
Indexing, chunking, reranking, and grounding answers in a corpus.
Engineered solutions
- Repositoryspotify/annoygithub.com
Author of Annoy, the approximate-nearest-neighbour library used for embedding search in production stacks.
- Portfolioerikbern.comerikbern.com
Public writing on infrastructure, data pipelines, and running engineering organisations.
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