Creating value-generating apps is my passion.


I’m Julian Praest – an iOS Developer with an UX-focused design background.  Apart from being an iOS-developer at Check24, I love to work on sideprojects, participate in hackathons and read about blockchain-technologies.

Let's Talk.


Say hello 👋 and shoot me a message –
I’m always interested in getting to know new people and I’d really like to hear about your work & projects, ideas and feedback!

Contact me

I love to design and code...

My Skills

UX-& UI-Design with Adobe Creative Suite, Sketch & Principle 92%
Swift, RxSwift & RxCocoa 95%
Objective-C 60%
Realm, SQLite & MongoDB 45%
Git-Workflow 90%
Frontend Webdevelopment (Vanilla Javascript, Html, CSS) 70%
“To the user, the interface is the product.”

Aza Raskin, VP at Jawbone

...and I love sharing tips and writing about it: