Expert
Maciej Jastrzębski
@mdj_dev

Maciej Jastrzębski

Software Developer

React & React Native developer with multiple years of experience building native iOS and Android apps. Passionate about building robust & delightful apps along with writing well-architected and readable code. Loves learning new things. In his free time likes to travel, hike in the mountains & take photographs.
Twitter activity
Technologies
  • Backend
  • REST
  • Frontend
  • JS (ES5, ES6, ES7)
  • React
  • Redux-saga
  • Redux
  • React Testing Library
  • Mobile
  • React Native
  • iOS
  • Android
  • Swift/ObjC
  • Kotlin/Java
  • Rx(Swift/Cocoa)
  • Other
  • SCRUM
  • Git
Contributions
@@name's Blue Github Chart

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React and React Native experts serving you from Wrocław, Poland
Callstack.io Sp. z o.o. seated in Wrocław, Poland, at Prosta 36, 53-508 Wrocław, entered in the Register of Entrepreneurs of the National Court Register, kept by the District Court of Wrocław-Fabryczna in Wrocław, VI Commercial Division of the National Court Register under the number 0000606530, with share capital of PLN 8,000.00, with tax identification number (NIP) 8992785616, and statistical number (REGON) 363921820.