René Fischer
Senior Software Engineer at brands4friends - Private Sale GmbH
Jena, Thuringia, Germany
Summary
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RockstarRené Fischer is a Senior Software Engineer based in Jena, Germany with a decade of hands-on experience building reliable, user-facing systems. He currently drives engineering at brands4friends, bringing practical expertise in mobile iOS development and camera functionality from notable open-source work. René contributed iOS enhancements to the popular react-native-camera project—adding PNG capture, refining white balance and zoom controls, and fixing barcode detection bugs—demonstrating skill in low-level image processing and hardware integration. He combines a pragmatic, bug-oriented mindset with product-focused delivery, routinely turning complex device behavior into stable features. Quietly, his background shows he favors tangible, high-impact contributions over flashy infrastructure, making him a strong executor on cross-functional teams.
10 years of coding experience
German, Chinese, English
Github Skills (7)
camera10
objective-c10
ios10
react-native10
avfoundation10
png9
javascript6
Programming languages (4)
Github contributions (5)
react-native-camera/react-native-camera
May 2020 - Jan 2021
A Camera component for React Native. Also supports barcode scanning!
Role in this project:
Mobile Developer (iOS)
Mobile Developer (iOS)Contributions:1 review, 8 commits, 5 PRs in 7 months
Contributions summary:René primarily contributed to the iOS component of the react-native-camera project. They focused on enhancing camera functionality by adding features such as taking pictures in PNG format, and improving white balance and zoom controls. Additionally, the user fixed a bug related to barcode detection, ensuring the application's stability. The changes involve modifications to camera settings and image processing within the iOS implementation.
reactrncamerareact-nativecameracamera-component
rfischer/react-native-camera
Mar 2020 - Jan 2021
A Camera component for React Native. Also supports barcode scanning!
Contributions:1 PR, 34 pushes, 10 branches in 10 months
reactreact-nativecameracamera-componentbarcode-scanning
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