
Maciej Korzeniewski
Verified Expert in Engineering
Mobile Developer
Maciej is a mobile developer who has been developing, testing, deploying, and maintaining mobile applications both for Android and iOS. He has experience collaborating with teams using the Agile framework and working with native and cross-platform frameworks like Xamarin, Flutter, and React Native. Maciej is skilled in setting up CI/CD pipelines on Jenkins and Bitrise, including automatic building, testing, and deploying to the Google Play Store and App Store.
Portfolio
Experience
Availability
Preferred Environment
MacOS, Slack, Flutter, Firebase, TypeScript, Node.js
The most amazing...
...thing I've done was leading and developing the app Hamilton - The Official App, available for both Android and iOS.
Work Experience
Senior Flutter Developer
Very Good Ventures
- Led the re-architecture of the Hamilton Musical app.
- Co-developed an open-source web project called Photobooth for the Google I/O event. It allowed people to take a photo, add assets and share it with friends on social media.
- Co-created apps for Homethrive Inc. with incorporated video streaming using Twilio SDK.
- Improved testing skills by providing the apps with 100% test coverage.
- Deployed apps to the App Store and Google Play Store using phased or incremental rollout.
Mobile Developer
Freelance
- Co-developed Billy, a home budget assistant app in Flutter and Firebase.
- Developed communication and engagement skills related to working with clients.
- Learned how to optimize Firebase Firestore usage for minimal bills.
Mobile Developer
LeanCode
- Implemented a GPS tracking module for Android in Kotlin.
- Co-created Activity Challenges, an activity GPS tracker and game, with React Native and Redux.
- Developed the Shell Fleet Assistant, a fleet management app in Xamarin and MvvmCross.
- Added real-time chat functionality with React Native, Redux, and Firebase Firestore for BeautyClick, a finding beauty specialist app.
Experience
Hamilton – The Official App
https://apps.apple.com/us/app/hamilton-the-official-app/id1255231054Skills
Frameworks
Flutter, Redux, React Native, .NET Core
Platforms
Firebase, Mobile, Xamarin
Other
Deployment, Crash Reporting, Crash Fixing, Automated UI Testing, Code Coverage
Languages
TypeScript
Libraries/APIs
Node.js, React
Paradigms
Testing
Education
Bachelor of Engineering Degree in Computer Science
Warsaw University of Technology - Warsaw, Poland