Kensink Labs
API & backend developmentProject Types8-week engagement
PROJECT TYPE · APIS + BACKENDS

Backends and APIs other systems can trust.

The engine behind the product: data models, business logic, integrations, and a clean, documented API. We build backends that are typed, tested, and observable.

TypeScriptNode.jsPostgreSQLOpenAPI 3.x
Cycle
8 weeks · fixed price
Stack
Node / Python
Output
Production code + eval suite
Handoff
Full source ownership
[THE SHORT VERSION]

The part users never see and always feel.

A backend's job is correctness, performance, and a contract other systems can rely on. We design the API first, model the data deliberately, handle integrations and edge cases honestly, and ship with observability so problems surface before users report them.

When it fits
  • APIs for web, mobile, or partner clients
  • Backends for an existing frontend or app
  • Integrations and data-processing services
[HOW WE BUILD IT]

How we build with API & backend development.

01

Scope and fit

We decide where API & backend development earns its place in your system, and where a simpler tool wins. No resume-driven architecture.

02

Build on a tested foundation

We integrate API & backend development against a foundation we trust: typed code, CI, and observability from the first commit. Boring infrastructure, modern surface.

03

Eval before launch

An eval suite proves the build behaves before it reaches a user. We measure, then ship.

04

Handoff with ownership

Your team gets the code, the tests, and a runbook. No lock-in to us or to a vendor framework.

[WHAT YOU GET]

What the engagement leaves behind.

8 wks
Problem to production
100%
Source ownership at handoff
Eval-first
Tested before it ships
0
Framework lock-in
APPLIED K-FRAMEWORK

Bring the problem.
We’ll bring the build.

Eight weeks, fixed price, eval suite at handoff. Senior engineers, full source ownership, no framework lock-in.