Andrej Badin
Senior Software Engineer at Creatix is now GoHealth!
Slovakia
Summary
🤩
Rockstar🎓
Top SchoolAndrej Badin is a Senior Software Engineer based in Slovakia with 13 years of hands-on experience delivering full-stack and mobile solutions, currently at GoHealth. He started in frontend roles and progressed into robust engineering work, blending UI expertise with backend and mobile integrations. Andrej contributes to notable open-source projects—improving Formik for React forms and tightening iOS Apple Pay behavior in a popular React Native payments library—showing a knack for edge-case fixes and cross-platform consistency. His background in management and informatics (Bachelor) and economic informatics (Master’s) gives him a practical mix of product-minded engineering and systems thinking. Known for shipping reliable fixes that bridge simulator and device discrepancies, he excels at making complex integrations feel seamless to users. Colleagues describe him as a pragmatic problem-solver who brings both depth in code and attention to real-world testing nuances.
13 years of coding experience
3 years of employment as a software developer
Master’s Degree, Fakulta hospodárskej informatiky, Master’s Degree, Fakulta hospodárskej informatiky at Ekonomická univerzita v BratislaveBachelor, Management and Informatics, Bachelor, Management and Informatics at University of Zilina
English
Github Skills (9)
objective-c10
swift10
javascript10
ios10
react-native10
apple-pay10
payment10
react10
documentation8
Programming languages (14)
Github contributions (5)
naoufal/react-native-payments
Oct 2017 - Nov 2018
Accept Payments with Apple Pay and Android Pay using the Payment Request API.
Role in this project:
Mobile Developer (iOS)
Mobile Developer (iOS)Contributions:3 releases, 45 commits, 18 PRs in 1 year
Contributions summary:Andrej primarily focused on improving the iOS implementation of the React Native payments library. Their work included fixing critical issues related to Apple Pay on real devices, unifying responses between the iOS simulator and real devices, and refining type definitions. They also addressed edge cases with payment token presence and deprecated payment networks, ensuring compatibility across different iOS versions. Furthermore, the user contributed to the documentation, adding sections on testing payments and addressing simulator versus device inconsistencies.
android-payapple-paypayment-request-apireact-nativepayments
jaredpalmer/formik
Jul 2017 - Jun 2019
Build forms in React, without the tears 😭
Role in this project:Front-end Developer
Front-end DeveloperContributions:8 commits, 13 PRs, 8 pushes in 1 year 10 months
Contributions summary:Andrej primarily contributed to improving the functionality and usability of the Formik library. They addressed critical bug fixes related to asynchronous validation and React Native compatibility issues. The user also introduced new features, such as field-level validation enhancements and the addition of examples and documentation to showcase its usage. Moreover, they included a new story for field validation in the example section.
reacthooksformikreact-hooksrender-props
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