Pepe Becker is a Full Stack Engineer based in Berlin with 11 years of professional experience and 8+ years focused on building responsive web applications using React, Next.js, Node.js, PostgreSQL and cloud platforms like AWS, Supabase, and Firebase. He has repeatedly led projects from concept to production as sole or lead developer—building platforms, CMS tooling, and a drag-and-drop journey builder—while translating Figma designs into polished, mobile-first UIs. Comfortable across web and native mobile, he has contributed UI and messaging features to the open-source Chat SDK for both Android and iOS, improving image handling, flagged messages, and profile modules. Pepe prioritizes reliable systems and maintainable code, and brings a curious, polyglot mindset—he enjoys travel and learning languages, which informs his pragmatic, user-focused approach to product design.
11 years of coding experience
9 years of employment as a software developer
High School Diploma, 11-12, High School Diploma, 11-12 at Dolores High School
Korean Studies, Korean Studies at Sogang Korean Language Education Center
Korean Studies, Korean Studies at Yonsei Korean Language Institute
Contributions:234 commits, 46 PRs, 210 pushes in 1 year 3 months
Contributions summary:Pepe primarily contributed to the user interface and functionality of the Android chat application. Their work included adding a search bar to public threads, enhancing the image handling by saving full-size images instead of thumbnails, and incorporating new features, such as adding an icon next to messages in the message bubble. They also worked on file message handling and made changes to the profile section, along with creating a new profile picture module. The commits indicate a focus on UI/UX improvements and feature implementations within the Android SDK.
Contributions:23 commits, 23 PRs, 5 pushes in 1 year 8 months
Contributions summary:Pepe primarily contributed to the iOS mobile application, focusing on user interface and feature enhancements. Their work included creating a flagged messages screen and a file message module, indicating a focus on improving the messaging functionality. They also addressed UI aspects, such as adding a terms of service view controller, and modified profile picture features.
xmppxmpp-clientiosmessengerobjective-c
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