Booking Open

Hey, I'm Jannis.
Developer & Student

Hey, I'm Jannis.
Developer & Student

I create reliable, user-friendly solutions that improve efficiency and are easy to maintain.

Book a short call

10 +

Trusted by industry leaders

Book a short call

10 +

Trusted by industry leaders

Projects

Run Pal

RunPal – Monitor your workouts and keep a running journal

View Project

Run Pal

RunPal – Monitor your workouts and keep a running journal

View Project

Run Pal

RunPal – Monitor your workouts and keep a running journal

View Project

Work Experience

2023- Present

Lead Developer and Founder at

Founder and Lead Developer

Bttr Studio

2025 - Present

Lead Developer at

Limitless Stock

2025

Student Intern at

HDI Versicherung

Jannis is a highly skilled developer with impressive speed and consistently high-quality work. He is reliable, always available when needed, and a pleasure to work with. He is a truly valuable member of any team.

Constantin C.

Owner of Pure Pings

Jannis is a highly skilled developer with impressive speed and consistently high-quality work. He is reliable, always available when needed, and a pleasure to work with. He is a truly valuable member of any team.

Constantin C.

Owner of Pure Pings

Jannis is a highly skilled developer with impressive speed and consistently high-quality work. He is reliable, always available when needed, and a pleasure to work with. He is a truly valuable member of any team.

Constantin C.

Owner of Pure Pings

Journal

A space where I share how I build my latest projects, with updates, insights, and lessons learned.

Picture

Louis Vuitton Monitor

Sep 27, 2025

Picture

Louis Vuitton Monitor

Sep 27, 2025

Picture

Louis Vuitton Monitor

Sep 27, 2025

Let's be in touch!

Feel free to contact me if having any questions. I'm available for new projects or just for chatting.

Follow me on X

Email

Let's be in touch!

Feel free to contact me if having any questions. I'm available for new projects or just for chatting.

Follow me on X

Email

Let's be in touch!

Feel free to contact me if having any questions. I'm available for new projects or just for chatting.

Follow me on X

Email