Karol Kusowski
Gdańsk, Poland
Learn and build in public
By day, I work a full-time job. Before and after, I'm deep in Swift, computer science fundamentals, and the daily habits that keep both moving forward. This is where I document all of it — the apps I ship, the courses I finish, and the goals I'm chasing in the open.
Currently Reading
Whatever I'm reading right now, tracked on Literal
Current goals
Updated Jul 24, 2026
Losing the Weight
84%Started at 119kg. Tracking steps, workouts, and nutrition every day toward a leaner target.
Current: 103kg · 16kg down · 3kg to go
100 Days of SwiftUI
64%Paul Hudson's daily hands-on SwiftUI challenge — one focused lesson a day toward real iOS fluency.
Day 64 of 100
Ultimate Portfolio
0%Paul Hudson's advanced SwiftUI course — building a full production-grade portfolio app from scratch.
Not started yet
CS50: Intro to Computer Science
0%Harvard's CS50x — a proper computer science foundation, from the ground up.
Not started · 10 weeks total
Stack
© 2026 Karol Kusowski — built in public