Backend & API
Backend & API Development
Robust backend systems and well-documented APIs designed to be secure, reliable, and easy to extend. We structure data, auth, and integrations so the product can grow without rewriting the core.
- Written scope
- Named owner
- You own the code
Written scope

Named owner

What this engagement covers
Reliable backend systems and APIs that power your products.
Robust backend systems and well-documented APIs designed to be secure, reliable, and easy to extend. We structure data, auth, and integrations so the product can grow without rewriting the core. Work starts with a written scope, a named owner, and a timeline you can actually plan around.
- Secure, reliable, well-documented APIs
- Data, auth, and integrations structured to grow
- Extend the product without rewriting the core
Delivered in a form your team can run
Scope upfront. Software you keep. Handover your team can actually use.
Written scope
Timeline, deliverables, and a named owner — agreed in writing before build starts.
Focused delivery
Secure, reliable, well-documented APIs
Built to last
Data, auth, and integrations structured to grow
Clean handover
Repo access, deployment notes, and docs so your team runs it without us in the loop.
How it works
The same three steps for every service. Scope in writing before we build.
01
Share the problem
Tell us who it is for, what is broken today, and the outcome you need. A short note is enough.
02
Agree the scope
We propose a focused plan, timeline, and price in writing. No open-ended hourly tab unless you ask for a retainer.
03
Build, launch, support
We design in the browser, ship in stages, and stay available after go-live for fixes and small changes.
Other ways we can help
Most products need more than one lane. Combine them when it is the honest scope.
Have a project in mind?
Tell us what you want to build, improve, or automate. JM Codex will reply with a clear plan, a realistic timeline, and a written scope — so you can move forward with confidence.



