The HappiHacking Blog
Notes on BEAM, systems, architecture, and technical work
The HappiHacking Blog
The blog collects essays, technical notes, course material, and reflections on software work. The strongest posts are grounded in BEAM, runtime behavior, systems design, and production experience.
Recent Highlights
BEAM & Erlang Deep Dives
- "Why I Wrote The BEAM Book": The journey behind the runtime reference
- "30 Years On and In the BEAM": Lessons from three decades of Erlang
- "The Monolith vs Microservices": When to choose what, based on real experience
Developer Productivity
- "The AI Duck": Using AI as a rubber duck debugging partner
- "Dev Containers Done Right": Reproducible development environments
- "Team Performance Metrics": What to measure and what to ignore
Technical Deep Dives
- "RabbitMQ at Scale": Lessons from processing billions of messages
- "Erlang for IoT": Building reliable embedded systems
- "Neural Networks in Elixir": ML on the BEAM
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What People Are Saying
Thank you for writing this book! I really wanted this a few years ago as I was debugging production Elixir, when existing learning sources were pretty dense and dry (or too simple and shallow).
- bicx, Hacker News