Rúben Geraldes
Senior Software Engineer at Rakuten
Tokyo, Japan
Summary
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Senior🎓
Top SchoolRúben Geraldes is a Senior Software Engineer based in Tokyo with about 10 years of professional experience and a strong computer science foundation. He has led and shipped complex systems for aerospace and disaster-response research—most notably architecting a UTM prototype for JAXA that integrated real DJI drones, real-time conflict detection/resolution, and operator/mobile clients. Pragmatic and algorithm-focused, he enjoys solving challenging problems that blend systems design, mobile and web development, and real-world robotics. A proven team leader and communicator, he has captained teams on and off the field—translating his decade-plus of team sports leadership into mentoring engineering teams. Outside work he publishes mobile games and keeps current with tech trends, reflecting a hands-on curiosity that informs his product-minded engineering.
10 years of coding experience
6 years of employment as a software developer
Bachelor of Science - BSc, Computer Software Engineering, Bachelor of Science - BSc, Computer Software Engineering at Instituto Superior Técnico
Portuguese, English
Stackoverflow
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Github contributions (5)
xetiro/AndroidCamStream-Client
Aug 2020 - Sep 2020
Contributions:1 release, 39 commits, 3 pushes in 5 days
xetiro/ricky-morty-toy-app
Feb 2024 - Jan 2025
Contributions:28 pushes, 5 branches in 11 months
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