Nikolas Thiessen

Product Builder

Currently scaling products at Tesla

Exploring the latest in AI

What I'm Building.

FrugalScan

AI-powered spending insights from your bank statements. Upload a PDF, get personalized analysis in 60 seconds—no account linking required. Built with Next.js, Claude API, and Recharts.

LiftTrack

An iOS local-first workout tracking app built with React Native. Features weekly goals, progress monitoring, and routine management to help you stay consistent.

What I'm Sharing.

Gist | Weekly Newsletter

Every week, one new trend or concept in frontier tech explained clearly—AI, chips, the forces reshaping the future. No jargon. No hype. So you're never the one nodding along.

Read Now Spotify Apple

What I'm Into.

Currently Reading

The Will of The Many — James Islington
The Origins of Efficiency — Brian Potter
Lenny's Newsletter — Lenny Rachitsky

Active Life

Jiu Jitsu — training for my next competition
Surfing — planning my next trip to Indonesia
Gym — staying young, one rep at a time