Halldor Stefansson

Hi! My name's Halldor, and I am the creator of Engineer-A-Car. During the day, I work as a software engineer, and by night, I learn about cars.

Tala v2: betting on local-first

02 Jun 2026 3 min read MGB Modernisation

First version of Tala was like a small SaaS, with auth, PostgreSQL, etc. I never used it or worked on it. Why v2 is going the other way.

01 May 2026 3 min read MGB Modernisation

The wings are on the floor. The interior is gutted. The car has no face. What have I done — and how do I get it back together?

21 Sep 2025 4 min read MGB Modernisation

I'm terrible at tracking car maintenance. So I'm building a digital logbook app with Go, PostgreSQL & Flutter. Here's my tech stack rationale.

24 Jun 2025 7 min read Embedded Systems

WSNs: Small, wireless sensors that talk to each other, collecting vital data from the world. Essential for smart systems & intelligent vehicles

20 Jun 2025 7 min read Embedded Systems

Learn about the types of sensors, including the differences between analogue, digital, MEMS, and smart sensors.