Ruby on Rails
since 2008 · core daily tool
Rails 5–8 · Hotwire · Active Record · Sidekiq · RSpec · Minitest · Spree
Production AI
current focus · daily
RubyLLM · Agentic workflows · Structured outputs · Tool calls · Evals · Cost control · OpenAI / Claude / Gemini
Backend & data
since 2005
PostgreSQL · MySQL · Redis · 100GB+ datasets · ETL · Background jobs
Front-end
where it earns its keep
React · Redux · TypeScript · Hotwire · Turbo · Stimulus · D3.js
Infra & ops
deploy, run, observe
Heroku · AWS · Docker · GitHub Actions · Honeybadger / Sentry
Integrations
payments, content, vendors
Stripe · Google Docs · Medium · HubSpot · WordPress · Slack · Webhooks