Software Engineer / Fullstack Developer

Martin Karlsson

I build things I find cool. Currently deep into AI developer tools and agent workflows, with a background in telecom, IoT and Salesforce architecture.

See projects View CV

Featured Work

Things I build in my free time.

All projects

Faber

Live

AI architect desktop app that orchestrates coding agents through structured, task-driven workflows

Wattklok

Live

Free, private calculator that shows whether solar panels, a home battery, or both pay off for your home

Tech Stack

Current Stack

Next.js

Tailwind CSS

shadcn/ui

TypeScript

React

Biome

Also Worked With

SalesforceJavaScriptNode.jsNestJSReduxReact RouterPostgreSQLLinuxKubernetesDockerESLintMantineMaterial UIBootstrapExpressSequelizetRPC