This is what we hand over.
A composite of the systems we build: typed at every boundary, observable end to end, and deployable by your team without us in the room.
Scroll to pan the diagram
Typed at every boundary
Schemas are versioned and generated into clients. No untyped JSON crossing a service line, and no silent contract drift between teams.
Observable end to end
A single trace carries a tenant id from the edge through the queue to the query plan. When something is slow, you know which hop owns it.
Reproducible from zero
Every environment can be rebuilt from a clean cloud account with Terraform. Nothing important exists only in someone's console history.
Reversible by default
Progressive delivery, feature flags, and automatic rollback on SLO breach. A bad release is an inconvenience, not an incident.
What that looks like in code.
Two things we write on almost every engagement: a release path that can undo itself, and an ingest job that can be run twice without consequence.
// Blue/green rollout with automatic rollbackexport async function release(svc: Service) { const next = await svc.provision({ replicas: 12 }) await next.warm() if (await healthy(next, { p99: 80 })) { return svc.cutover(next) } await svc.rollback() throw new ReleaseError("p99 regression")}Non-negotiables
- Every deploy is reversible without a database restore.
- Every job is idempotent and safe to replay.
- Every alert points at a runbook that has been rehearsed.
Tell us what is breaking.
Send the problem, not a polished brief. A principal engineer reads every enquiry and replies within two working days with a real technical opinion.
- Reply from an engineer, not a salesperson
- Fixed scope and price before any build starts
- Your code, your cloud, your repo — from day one