Latest posts
- Rewriting a ledger without downtime. The compatibility-shim pattern we used to swap the core of a fintech in nine weeks.
- LLM evals that actually matter. Why golden-set accuracy lies to you, and what to measure instead.
- Multi-tenant Postgres at 400 tenants. Row-level security, connection pooling, and the day pgBouncer bit us.
- The 20-minute sprint retro. A meeting template that finally survived contact with senior engineers.
- Design tokens for teams that hate design systems. Shipping consistent UI without the platform tax.
What we write about
- Architecture decisions on real client work.
- Applied AI/ML — retrieval, evals, guardrails.
- Postgres, edge, and multi-tenant patterns.
- How a senior-only studio actually operates.
Get the RVLS Dispatch
One short brief every other Friday. Long-form posts land here first. Subscribe at the bottom of any page — no spam, unsubscribe anytime.
Next step
Ready to scope your build?
NDA-first intake. Senior-only teams. Production-ready increments every sprint.