All the major projects Iโ€™ve worked on in the last few years. Unless otherwise noted, Iโ€™m the sole-founder of each of the projects.

๐Ÿš€ The easiest way to automate building and releasing your iOS and Android apps - this project consists of 25 subprojects
๐Ÿ”๏ธ Introducing the most intelligent way to know how and when to monetize your user
๐Ÿ“ How I put my whole life into a single database - Collected over 100 data types, everything from fitness, sleep, productivity, work and more
๐Ÿ‘€ TikTok's in-app browser injects tracking code that can monitor all keystrokes, including passwords, and all taps
๐Ÿ‘ฎ An open source website to see what JavaScript commands get executed in an in-app browser
๐Ÿ•ต๏ธโ€โ™‚๏ธ Instagram injects JavaScript code into external websites on their in-app browser that can monitor text selections and clicks
๐ŸŽต Let friends queue their music at your party - no more handing over your phone, or guests stopping the music
๐Ÿ” Easily get the user's Apple ID password, just by asking
๐Ÿ“น Secretly access both iPhone cameras any time your app is running without the user knowing
๐Ÿ—บ Access the user's location history over the last few years withoung asking the user for location access
๐Ÿ–ฅ Sandboxed Mac apps can record your screen at any time without you knowing
๐Ÿดโ€โ˜ ๏ธ Proof of concept to hijack third party SDKs, with 31% of the most popular SDKs being vulnerable to this attack
๐Ÿ“ฑ Other smaller publications about the Safari Share button and in-app browsers, and more
๐Ÿ“ธ Automatically store your Instagram stories on your GC bucket, publish them on whereisfelix, and post them on Telegram
๐Ÿš A methodology for building high-quality iOS apps on a solid architecture
๐Ÿ’ฅ Instantly kill iTunes as soon as it launches to not interrupt your workflow - works for any Mac app
๐Ÿšซ Enforce pull request rules via your CI using a custom DSL
๐Ÿ“ˆ Track the key metrics of your life and analyze how they affect your happiness over time - powering
๐Ÿš— Accident & claims prediction, competitive intelligence and tools to enable defensible growth
๐Ÿ”ฐ A Telegram bot that automatically connects you with friends and family to catch up
๐Ÿ›  A simple tool to generate a GitHub-like HTML page based on a markdown file
๐Ÿ’€ Visualize your life in weeks, based on the famous Wait But Why article

Past Roles

๐Ÿš— Research and Development at the fastest growing insurtech company, shipped various data related projects
๐Ÿ”Ž Grew fastlane team - integrated with Google Services - started
๐Ÿฅ Grew fastlane from ~5,000 monthly active apps to ~75,000 - assembled fastlane team
๐Ÿค– Automated the release process of MindNode, including generating localized screenshots for 14 languages
๐ŸŽ› Set up the CI/CD infrastructure of Product Hunt
โ›ณ๏ธ Native iOS & Android app builder, using a custom CMS, offline mode, real-time sync, automatic deployments and more
๐Ÿšฒ Access 4 million biking routes from your phone - Built the initial iOS app in 2010, until 2013
๐Ÿ“• Implemented social network integrations into Wunderlist during my internship 2011
๐Ÿค– Represented Austria in Hawaii after winning the European Championship in Botball
โšฝ๏ธ Represented Austria in Singapore after winning the European Championship in Robo-Soccer at Robocup

Deprecated Projects

๐Ÿ”ฝ A command line tool to automatically install and update Xcode and its simulators
๐Ÿ›ž A 2D tank simulator game, inspired by the Wii Play Tanks game, my first iOS game in the App Store
๐Ÿ‘จโ€๐Ÿ‘ฉโ€๐Ÿ‘งโ€๐Ÿ‘ง An easy way to connect with fellow developers during WWDC
๐Ÿฆ Unfollow everybody on Twitter and to use secret lists instead to clean your timeline
๐Ÿ” A simple iOS app to view emojis full-screen to communicate with locals while traveling
๐Ÿ“ A simple script to export all your Apple iCloud notes to Bear notes
๐Ÿ“ฑ Easy to use and customizable messages/notifications for iOS apps

For more details check out my about page.