Experienced software engineer with a strong focus on building scalable, high-performance applications. Passionate about bridging the gap between business needs and technical solutions, with expertise in TypeScript, Node.js, React, and cloud architectures.
Selected Projects

hiPets simplifies pet care with instant booking for services, from vet visits to pet sitting.

Streamline pathology with synchronized multi-slide views, AI analysis, and seamless collaboration.
Work Experience
Principal Software Engineer
Geist Marcin Mrotek
10/2017 - Present
CTO & Co-Founder
hiPets
10/2021 - 04/2024
CTO & Founder
Petsly by hiPets
01/2020 - 10/2021
Senior Software Engineer
Kingsmen Digital Ventures
09/2019 - 04/2022
Senior Software Engineer
VOLO Group
01/2019 - 01/2020
Senior Software Engineer
Mobica
04/2019 - 08/2019
Senior Software Engineer
Roche
10/2017 - 12/2018
Lead Backend Developer
BulbThings
08/2016 - 10/2017
Front-end Developer
STV Group plc
05/2016 - 07/2016
Software Engineer
Mobica
06/2014 - 04/2016
Junior Front End Developer
Mufloo
05/2013 - 10/2013
Blog
Step-Video-T2V: China’s Open-Source AI Model Revolutionizing Text-to-Video
StepFun has released Step-Video-T2V, a groundbreaking open-source text-to-video AI model with 30 billion parameters. Explore how this innovation is shaping the future of AI-generated video.
The Future of Full-Stack Development: Trends to Watch in 2025
Full-stack development is evolving rapidly with AI, serverless, TypeScript, and new frameworks shaping the future. Discover the top trends that will redefine web development in 2025 and beyond.
Connect
Feel free to contact me at kontakt@marcinmrotek.pl