Week 2 of 5
RAG and context engineering
Ground the assistant in your documents with hybrid retrieval, citations and access control, and keep its context small.
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Build this week
- Ingestion pipeline (parse, chunk, embed, store in pgvector)
- Hybrid search (BM25 + vectors) and a reranker, measuring whether each one helps
- Incremental updates keyed by chunk hash
- Role metadata filtered at query time (access control)
- Citations that link to the source chunks
- Summarising long conversations and truncating large tool outputs
- Day 81 h 30 minToday
- Day 91 h 30 minToday
- Day 101 h 30 minToday
Parse and chunk
- 1 h 30 min
Notes
- Day 111 h 30 minToday
- Day 124 h 45 min · weekendToday
- Day 133 h 45 min · weekendToday
- Day 141 h 20 minToday
Week review
- 50 min
- 30 min
Notes
If you have time
- 45 min
Checkpoint
Answer out loud, then rate yourself.