Roger Hermosa
Software Engineer at Manglai
Berlin, Germany
Summary
👤
Senior🎓
Top SchoolRoger Hermosa is a pragmatic full-stack software engineer based in Berlin with 8 years of experience building scalable, data-intensive web applications and cloud-native systems. He excels in Clean/Hexagonal Architecture, DDD and TDD, applying TypeScript, Node.js and modern frontends (Vue/React) to deliver maintainable, high-performance solutions on AWS. Roger has repeatedly led cross-functional projects from design to production—improving latency, monitoring, and developer experience—while balancing business goals and security considerations. A self-taught backend specialist turned architecture-minded engineer, he brings hands-on experience across startups and larger product teams including GetYourGuide and Qunomedical. Colleagues rely on him for pragmatic technical leadership and for turning complex domain problems into elegant, testable systems.
8 years of coding experience
5 years of employment as a software developer
Bootcamp Full Stack Development, Bootcamp Full Stack Development at CampsiteMaster's degree Computer Software Engineering, Master's degree Computer Software Engineering at La Salle BCNCiclo Formativo Grado Superior Administración de Sistemas Informáticos en Red Administración de sistemas informáticos en red, Ciclo Formativo Grado Superior Administración de Sistemas Informáticos en Red Administración de sistemas informáticos en red at Bemen3Grado Medio Informática, Grado Medio Informática at Ies Joan D'Àustria
Spanish, Catalan, English, German
Stackoverflow
39reputation
2kreached
1answer
6questions
Github Skills (18)
injection7
decorators7
domain-driven-design6
nodejs6
decoupling6
typescript6
listener6
algorithm6
hexagonal-architecture6
architecture6
dependency-injection5
di-container5
inversion-of-control5
ioc-container5
javascript4
Programming languages (1)
Github contributions (5)
rghermosa/shoppinglistapp
Jun 2022 - Dec 2022
Contributions:45 commits, 4 PRs, 26 pushes in 6 months
MyShoppingLists/lists
Jun 2023 - Jun 2023
Contributions:3 reviews, 2 PRs, 8 pushes in 4 days
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