Felix Rottler
AI Research Engineer at GitHub
Rheda-Wiedenbrück, North Rhine-Westphalia, Germany
Summary
🤩
Rockstar🎓
Top SchoolFelix Rottler is an AI Research Engineer with five years of professional experience building backend systems and applied ML solutions across startups and enterprise environments. He has progressed from internships at Daimler and immersight to software engineering roles at MaibornWolff and SAP, and currently contributes at GitHub while leading AI research engineering at XBOW. Felix brings practical backend expertise—demonstrated by contributions to the well-known corona-warn-app server where he improved authentication, exception handling, and critical calculation fixes—paired with a media informatics MS/BS from Ulm University. He excels at turning research ideas into production-ready code, with strong integration testing and refactoring discipline. Based in Rheda-Wiedenbrück, Germany, he combines curiosity-driven exploration with a track record of shipping reliable, secure systems. Colleagues describe him as a pragmatic engineer who bridges research rigor and production reliability.
5 years of coding experience
5 years of employment as a software developer
Master of Science - MS, Medieninformatik, Master of Science - MS, Medieninformatik at Ulm University
Github Skills (18)
back-end-development10
testing10
java10
javas10
spring-boot10
api-design9
restful-api9
api-rest9
error-handling9
rest-api9
covid-testing8
co8
corona8
vi8
virus8
Programming languages (4)
Github contributions (5)
corona-warn-app/cwa-server
Nov 2020 - Dec 2021
Backend implementation for the Apple/Google exposure notification API.
Role in this project:
Back-end Developer
Back-end DeveloperContributions:230 reviews, 25 commits, 66 PRs in 1 year 1 month
Contributions summary:Felix primarily contributed to the backend implementation of the CWA-Server, focusing on features related to the callback endpoint and authentication. They refactored code, added exception handling, and integrated new exceptions for authentication errors. Furthermore, the user worked on fixing calculation errors in the RSIN values and enhanced integration tests.
backendexposure-notificationcwa-server
FelixRottler/deep-learning
Aug 2021 - Nov 2021
Contributions:2 PRs, 7 pushes, 2 branches in 3 months
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