Callstack. That's our Brand Story.

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Callstack

We are a small but extremely skilled, highly specialized group of React Native experts, all with strong backgrounds in the open-source community, and we're here for your larger projects which require that next level of talent.

Software HouseInformation Technology35-45Wrocław

tech stack

React Native

JavaScript

Node.js

React

social media

job offers

React / React Native Developer

11 000 - 14 000 PLN

Wrocław

Mobile Developer (iOS / Android)

14 000 - 17 000 PLN

Wrocław

Senior React/React Native Developer

14 000 - 19 000 PLN

Wrocław

Quality Assurance Engineer

8 000 - 11 000 PLN

Wrocław

our team

Mike Grabowski

Co-Founder & CTO

Mike is a React Native core contributor and the author of libraries like RNPM and Haul. Mike makes sure our infrastructure performs well to its limits.

Satyajit Sahoo

Frontend Developer

Satya is in Facebook’s 2016 TOP 5 external contributors list. You can find him everywhere. Satya is also a React & React Native ninja that will make your apps stand above the crowd.

Michał Pierzchała

Team Leader & Software Engineer

UI engineer passionate about building mobile and web experiences, high quality JS tooling and Open Source. Core Jest & React Native Community contributor. Space exploration enthusiast.

take a closer look

Meet Callstack

Callstack people are not only great developers and core contributors to React Native. We are also a close-knit team of amazing people, enjoying our jobs as much as our after-work hobbies and passions.
Meet the Callstack team and see if we share some of your passions too.