Dennis Callaghan
Office Coordinator
Owen Sound, Ontario, Canada
Summary
🤩
Rockstar🎓
Top SchoolDennis Callaghan is an Office Coordinator and aspiring full-stack developer with four years of diverse experience spanning community services, education, small business management, and esports event production. With dual degrees in Mathematics and Geology from the University of Florida, he brings analytical rigor and a systems-thinking approach to operations and web projects. At M'Wikwedong Indigenous Friendship Centre he deepened his community-centered perspective, while his background as a center director and teacher honed leadership and program management skills. As a long-time osu! World Cup commentator and tournament organizer, he routinely commands live audiences of thousands, blending polished public speaking with high-pressure event coordination. Equally comfortable troubleshooting code as a freelance web developer and coordinating community services, Dennis combines technical curiosity with practical, people-focused execution.
3 years of coding experience
3 years of employment as a software developer
Bachelor of Science - BS, Mathematics, Bachelor of Science - BS, Mathematics at University of Florida
Github Skills (6)
tournament9
taiko7
ios7
team-project6
java3
mobile-game2
Programming languages (6)
Github contributions (5)
DRCallaghan/osu-wiki
Feb 2023 - Mar 2025
home of the osu! wiki but it's dio's PRs
Contributions:125 pushes, 9 branches in 2 years 1 month
DRCallaghan/awesome-osu-tournaments
Sep 2022 - Apr 2024
A collection of useful tools and resources for managing an osu! tournament.
Contributions:10 pushes in 1 year 7 months
useful-toolsosu
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