Enrique López-mañas is a Munich-based CTO and Google Developer Expert with 17+ years specializing in Android, Java and Kotlin, who combines hands-on engineering with leadership across mobile and full-stack projects. An author and international speaker, he wrote "Android High-Performance Programming" and founded the widely followed Kotlin Weekly newsletter serving 23K+ subscribers. His open-source contributions include improvements to Google Maps Android samples and popular libraries like a native Tinder-like Swipeable-Cards and Android StackBlur, demonstrating both UI polish and low-level image fixes. He has led mobile teams at Sixt and consulted globally as a freelancer, and was recently promoted to CTO at Snapp Mobile Germany while still shipping code. Known for learning fast and turning experiments into production, he blends performance-minded engineering with pragmatic product thinking.
17 years of coding experience
5 years of employment as a software developer
M.Sc. Computer Science / Ingeniería en Informática, M.Sc. Computer Science / Ingeniería en Informática at Universidad Complutense de Madrid
A native library providing a Tinder-like cards effect. A card can be constructed using an image and displayed with animation effects, dismiss-to-like and dismiss-to-unlike, and use different sorting mechanisms.
Role in this project:
Mobile Developer (Android)
Contributions:1 release, 66 commits, 18 PRs in 5 years 9 months
Contributions summary:Enrique primarily focused on developing the Android application's user interface. They implemented a Tinder-like card effect, including animations, like/dislike interactions, and the ability to set visibility for the bottom menu. The user also added functionality for launching intents from the cards and modified the existing code.
Android StackBlur is a library that can perform a blurry effect on a Bitmap based on a gradient or radius, and return the result. The library is based on the code of Mario Klingemann.
Role in this project:
Mobile Developer (Android)
Contributions:1 review, 56 commits, 7 PRs in 8 years 10 months
Contributions summary:Enrique primarily contributed to the Android StackBlur library. Their work involved modifying the core `StackBlurManager.java` file to support alpha channels and correct an indexing error related to pixel access. They also updated the `MainActivity.java` file in the demo application to demonstrate the alpha channel functionality. The contributions focus on improving the image blurring capabilities and fixing a potential bug within the Android library.
bitmapradiusandroid-libraryandroidblurry
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Enrique López-mañas - CTO at Snapp Mobile Germany GmbH