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Joe Sack

Product, Database, and AI Consulting

Portfolio | LinkedIn | Substack | GitHub

Led product for the query optimizer at Microsoft, and product teams at Microsoft, MongoDB, and Elastic. Now I consult on product strategy, database performance, and AI implementation.

Portfolio

Books, papers, courses, and writing from 20+ years in databases and AI.

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Newsletter

Essays on product leadership, career transitions, and AI.

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Vector Search Essentials

New Course

A comprehensive course preparing SQL Server DBAs and Developers for AI-powered semantic search. Covers vector embeddings, DiskANN indexing, hybrid search, and production deployment.

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Vector Search in Practice

New Course

Production patterns for real-world vector search, building on Essentials. Covers embedding selection, search quality metrics, reranking, RAG, and multi-modal search.

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