Hungry Minds | Alexandre Zajac | Substack
Hungry Minds
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By Alexandre Zajac
🍔🧠 Shopify Said: MySQL > Redis
PLUS: SpaceX buys Cursor for $60B 💰, AWS Blocks framework launch ⚡, Terminal optimization tips 👨💻
READ THE LATEST
- 🍔🧠 Palantir Built an ElasticSearch Indexing Machine
PLUS: Claude skills guide 👨💻, Call queue architecture ⚡, when NOT to use Kafka 👨💻
Jun 15 • Alexandre Zajac - 🍔🧠 How Stripe Runs a 50M lines Monorepo With 0 Pain
PLUS: Index design fundamentals 👨💻, KV performance tool ⚡, Null bugs cost billions 💰
Jun 8 • Alexandre Zajac - 🍔🧠 All the Distributed Systems Failures in 1 Email
PLUS: SWE job market 2026 👨💻, Visual debugging for ML ⚡, S-tier demo framework 👨💻
Jun 1 • Alexandre Zajac - 🍔🧠 Airbnb's Graph Was So Slow They Rewrote the Engine
PLUS: Vector database deep dive 👨💻, Avoiding AI code slop 🤖, DoorDash clusterless ML feature store ⚡
May 25 • Alexandre Zajac - 🍔🧠 Why the F*ck is Discord Still Using Elixir
PLUS: AI as Netflix model 📊, Spotify NLI via Claude 🎵, Subagent patterns 2026 🤖
May 18 • Alexandre Zajac - 🍔🧠 Zero Downtime: How Yelp Upgraded 1000+ Cassandra Nodes (No Rollback)
PLUS: OpenAI phone by 2027 📱, Shadow testing Flink 👨💻, Computer use 45x expensive 💰
May 11 • Alexandre Zajac - 🍔🧠 How Amazon Uses LLM for Product Recommendation
PLUS: How Shazam Works 🎼 , Agent Harness 🧇, Vercel Breach 🔥
May 4 • Alexandre Zajac
Hungry Minds