Guillaume Hachez is a Brussels-based senior Android developer, founder and podcast host with 12 years of experience building consumer mobile apps and web platforms. He founded QuickLyric, which grew to over 3 million downloads and became the fastest-growing app in Belgium with 100K monthly active users within two months, and later led mission-critical Android work at AlphaCredit that delivered major operational cost savings. Comfortable across the stack (React/NodeJS and NextJS for his podcast site), he contributes to popular open-source Android projects, notably enhancing lyrics integration and UX in QuickLyric and Shuttle. Passionate about making entrepreneurship and software accessible, he blends product instincts, hands-on engineering and public-facing storytelling via his biweekly interview show. An understated strength is his track record of turning small teams into high-impact products that scale quickly in user growth and business value.
12 years of coding experience
7 years of employment as a software developer
Computer Science, Computer Science at Université libre de Bruxelles
Android app that instantly fetches your lyrics for you.
Role in this project:
Mobile Developer (Android)
Contributions:901 commits, 22 PRs, 186 pushes in 3 years 10 months
Contributions summary:Guillaume primarily focused on developing features for the Android application, specifically addressing issues related to UI, the handling of different player sources, and the implementation of an overlay for displaying lyrics. The user made changes to code including bug fixes and updates for the API.
Contributions:6 commits, 3 PRs, 7 comments in 29 days
Contributions summary:Guillaume primarily contributed to the Shuttle Music Player Android application by implementing features related to lyrics integration. They added a button to download QuickLyric, a lyrics app, and later replaced the link with a dynamic link for tracking user installs. Further, the user integrated a "Lyrics" action into the toolbar and menu, and added an additional product placement for QuickLyric. The commits also included improvements to the user interface and user experience regarding lyrics display and related features.
androidshuttlemusicmusic-playerplayer
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Guillaume Hachez - Podcast Host at Septante Minutes Avec