Chaff • Engineering Lessons Learned

Chaff • Engineering Lessons Learned

Tech Blogs Digest 01.12 - 07.12

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Engineering Lessons Learned
Dec 11, 2025
∙ Paid

This week we AI-analysed 9448 posts for you, filtered out the chaff and hand-picked the wheat.

This week
  1. 💻 AI-assisted coding - state of AI-assisted development review; turning Claude Code into a multitask agent swarm

  2. 🏗️ Architecture - distributing big AI models in mobile apps; resilient backend architecture with chaos-testing; migrating a data-intensive app between cloud providers

  3. 🤖 LLMs in production - replacing RAG with GraphRAG; digesting dense technical specs with LLMs; safer MCP integration and much more

  4. 📊 Data - guide on keeping lakehouse tables healthy; real-time ingestion with Flink, Airflow, and StarRocks; stable Elasticsearch query patterns for production

  5. ⚙️ DevOps - automating infrastructure security reviews; drastically cutting CI/CD pipeline time

  6. 🧮 Data science - building text-conditional diffusion models; solving complex NYT Strands puzzles; visualizing corporate networks without hairball graphs; building semantic search for khmer language

  7. 🛡️ Security - AI pentest agents pros and cons

  8. 🟨 JavaScript - smart scheduling to avoid UI jank in JS; rethink Angular pipes with new reactivity system

💻 AI-ASSISTED CODING

  • The Good, The Bad, and The Ugly of AI-Assisted Software Development: What Engineering Leaders Need to Know About 2025 | 20 min read

When AI tools boosted dev team productivity by 10× and turned prompt-based coding into default workflow, many teams got faster, but now some end up with brittle, hard-to-maintain systems and “senior” engineers who can’t debug without AI

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