Manuel Merino is a pragmatic software engineer with eight years of hands-on experience across backend, embedded, and full-stack development, currently working at Datadog and pursuing a master's at Universidad Carlos III de Madrid. He blends systems-level contributions—such as toolchain and build improvements—to SerenityOS with feature-driven work in Kotlin for user-facing projects like a Minecraft utility mod. His background includes embedded ESP32 development for avionics interfaces and unit-testing initiatives, reflecting a focus on reliability in constrained environments. As a long-time open-source contributor and former Google Summer of Code participant for Chromium, he routinely navigates large C++ codebases and cross-project integrations. Manuel has also run a subscription software product with a resilient community, showing product instincts beyond pure engineering. Colleagues describe him as an eager learner who turns curiosity into impactful, production-ready code.
8 years of coding experience
4 years of employment as a software developer
Computer Science BSc, Computer Science BSc at University of Nottingham
Charles III University of Madrid (Universidad Carlos III de Madrid)
@Westminister Academy, @Westminister Academy at International Baccalaureate
Contributions:20 reviews, 48 commits, 38 PRs in 1 year 9 months
Contributions summary:Manuel's contributions primarily focused on enhancing the SerenityOS project, specifically within the LibWeb and Browser components. They implemented features such as handling disabled StyleSheet HTMLLinkElements and added history navigation improvements like handling redirects and mouse button events, demonstrating frontend capabilities. Additionally, they made improvements to the build process and toolchain, and implemented a stub for the WebDriver print command, hinting at backend/system-level skills. These modifications involved changes across various codebases, including userland libraries and applications.
Contributions:8 commits, 14 PRs, 7 comments in 17 days
Contributions summary:Manuel contributed to various aspects of the Minecraft utility mod. They implemented new features for existing modules, such as adding a maximum jump setting to the EntitySpeed module and adding a "Show Remaining" option to AutoOffhand. They also introduced new functionalities like showing time and date in StashLogger and adding a server list button to the Minecraft pause menu, as well as refactoring code.
minecraftfabricmodutility-modkotlin
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Manuel Merino - Software Engineer II at Self-employed