About Four43Labs

A boutique studio for founders who need it built right.

We build resilient systems, micro-SaaS, and complex management platforms — with the same rigor we'd bring to our own infrastructure.

Systems shipped

50k+

Users served

4–8 wks

Typical build

100%

Client-owned code

How we work

Production-quality from the start — not a prototype you'll throw away in three months.

Architecture and product calls are made by the people writing the code.

The code, the infra, the accounts. No lock-in, no hostage situations.

Weekly updates, clear scope, honest timelines. If something's off track, you'll hear it first.

Ready to build something?

Tell us about the system. We'll figure out the fastest path to shipping it.