A
Apps
Native and cross-platform apps for iOS, Android and the web, with a focus on speed and polished UX.
We build software.
Then we keep it running.
Apps, websites, servers and software. Planned, built and maintained for businesses and individuals who need it to just work.
What we do
From first idea to something that runs in production.
W
Websites & platforms
Fast, modern websites and web applications, from simple company sites to full software products.
I
Infrastructure
Servers, databases, deployments and ongoing maintenance, designed to stay reliable without unnecessary complexity.
Technology
A practical stack for modern software.
React
React Native
Swift
Next.js
TypeScript
Bun
Docker
Postgres
Cloudflare
Git
Linux
REST & APIs
Company
JSTT is built around useful software and long-term ownership.
We develop, set up, manage and maintain software for people and businesses, and build products of our own.
That includes apps, websites, servers, software and online services, from a small project to a complete production environment.
Let's build something.
Tell us what you have in mind. We'll take it from there.