IDEAS, DECISIONS & LESSONS
Notes on AI, architecture and building useful products.
880 articles
24 Mar 2026 · 6 min read
ai
Mistral's Devstral 2 scores 72.2% on SWE-bench, ships under MIT license, and costs up to 7x less than Claude Sonnet. Here's how it works, when to use it, and whether open-source agentic coding is finally production-ready.
Read more24 Mar 2026 · 12 min read
business-english
Master the exact words, phrases, and scripts that senior engineers and tech leads use when presenting technical work to non-technical stakeholders, running product demos, and handling tough questions under pressure.
Read more24 Mar 2026 · 5 min read
bug-reports
A practical guide for Vietnamese QA engineers and developers on writing clear bug reports, test cases, and code review comments in English for international teams.
Read more24 Mar 2026 · 6 min read
ai
Gartner says 40% of enterprise apps will embed AI agents this year. But 40% of agentic projects will be scrapped by 2027. Here's what separates the teams that ship production agents from those that get stuck in pilots forever.
Read more23 Mar 2026 · 5 min read
english-lesson
Daily English practice for tech professionals. Evening session — speaking practice, review, and real-world scenarios.
Read more23 Mar 2026 · 5 min read
api
Daily English practice for tech professionals. Morning session covering technical programming vocabulary — APIs, terminal commands, Git, and dev tools — with pronunciation guide, exercises, and real-world examples.
Read more23 Mar 2026 · 4 min read
english-lesson
Daily English practice for tech professionals. Noon session — vocabulary deep dive with pronunciation, exercises, and real-world examples.
Read more23 Mar 2026 · 6 min read
agile
Practical English templates and phrases for Vietnamese developers writing user stories, acceptance criteria, and backlog items that product owners and international teams actually understand.
Read more23 Mar 2026 · 7 min read
agents
Anthropic's Agent Teams feature in Claude Opus 4.6 lets multiple Claude Code instances work in parallel on the same codebase. Here's the architectural model, real-world performance data, and what actually changes for teams building production software.
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