“design a RAG pipeline for 10M docs with zero hallucination”
apparently this was asked in a Google L5 interview round. came across it somewhere on the internet and honestly it’s a way more interesting system design problem than most classic distributed systems questions
1. ingest + normalize docs
- remove duplicates, standardize formats, extract metadata, maintain version history
2. hybrid retrieval (BM25 + embeddings)
- BM25 handles exact keyword matching while embeddings capture semantic meaning
- semantic search alone usually struggles with precision at massive scale
3. ANN retrieval + reranking
- ANN (Approximate nearest neighbor ) quickly pulls top candidate chunks from millions of docs
- then a reranker rescoring step improves relevance by deeply comparing query vs retrieved chunks
4. source confidence scoring
- every retrieved chunk gets scored based on freshness, trust level, overlap and retrieval consistency
- low-confidence context should never heavily influence generation
5. constrained generation
- the model is only allowed to answer using retrieved context (nothing new to be invented outside of the retrieved context)
6. citation-backed responses
- every major claim links back to exact chunks, documents or timestamps
7. hallucination fallback layer
- if retrieval confidence drops below a threshold: “insufficient evidence found”
8. continuous evals
- run adversarial queries, retrieval recall benchmarks and hallucination tests continuously
9. caching + memory layer
- cache high-frequency enterprise queries and retrieval paths (improves latency and output)
10. observability everywhere
- trace retrieval paths, chunk rankings, token attribution and failure points
Also at 10M docs, retrieval quality matters more than the frontier model itself.
claude superpowers pushes you to become a context engineer
whether you're writing a GTM strategy or shipping code, these two steps in the workflow get you into that thinking ↓
1. brainstorming kicks in before any work starts
> asks you questions one at a time
> digs through your existing files and project context
> proposes a few approaches with trade-offs
> walks you through the design for approval
> saves a design doc to your project
2. planning starts once the design is approved
> breaks everything into smaller tasks
> maps out exact file paths for every task
> confirms complete output and verification steps
> nothing is left to the unknown
when its time to start building, every decision is already made, we can therefore give claude a new context window with the plan. that´s context engineering as you don´t drift and fill up unnecessary
superpowers then handles the rest of the implementation with subagents
People who moved abroad alone in their 20s, handled all docs, bank account, visa, tax, jobs, accomadation, and culture difference
These people fear nothing anymore
The harder you force a decision, the further you get from the answer.
Here's a 3-step process that unlocks effortless decision-making:
1. Write the problem down.
Not the surface-level version, the root version. Writing activates your Reticular Activating System, a neural filter in your brainstem that tells your brain to prioritize this problem.
2. Walk away.
Do something lightly physical. A walk, gardening, cleaning. These activities quiet the prefrontal cortex (transient hypofrontality) and give your subconscious room to work.
3. Come back and write solutions.
Sit down with a blank page. Within a few minutes, answers will start showing up, and the decision will become very clear.
90% of decisions don't need to be made today. Use the time.
More on this in the article below.
Your biggest competition isn’t other people. It’s procrastination when you should start. Ego when you should listen. Distraction when you should focus. Excuses when you should act. Until you beat those, no external opponent is your real problem.
Donald Trump was mocked for sounding the alarm on the California water/fire crisis during his interview with Joe Rogan.
Turns out, he was right.
Trump spent nearly 7 minutes ranting about the issue, blasting Newsom for doing nothing to fix the problem.
Trump specifically discussed the Californian Delta Smelt controversy, where rainwater is wasted by being directed into the Pacific Ocean to protect a tiny fish species.
"You know in Los Angeles, you can't get proper amounts of water."
"In order to protect a tiny little fish, the water up north gets routed into the Pacific Ocean. Millions and millions of gallons of water gets poured [into the Pacific]."
"I got it all done. Nobody could believe it. It was all done. I said, I got it. You got so much water. All you have to do is sign, and [Newsom] didn't wanna sign."
"Every time I go to California, I say you have so much water. They don't know it... I'm telling you, people living in Beverly Hills, they turn off the water. Same thing with the electric."
Probably nothing... I just applied to Alchemy University (@AlchemyLearn) to earn my free web3 degree!
Applications are open to everyone! LFG!!! https://t.co/UrvVopItil
At Band, we believe that security comes hand-in-hand with the growth of #web3. We are happy to announce that with our partnership with @AlphaVentureDAO, we will be giving out grants for #DeFi builders to use our #decentralized oracle services for free for 6 months!
Apply👇
What if Leonardo had access to ZAAP? 👀
Watch to understand how https://t.co/KoOos0fVET allows #NFT collectors explore a wider range of art
Are you ready to explore and collect new NFTs?
Visit https://t.co/Izqekjm3hh now!👈
Find me in SG 🇸🇬 for @token2049. Excited and looking forward to catch up with many of @BandProtocol partners and people in the space! Come say hi if you are around this week!