Explore Developer Hackathons 2025

Developer hackathons are all about turning ideas into working software. Whether you're a front-end dev, backend expert, or full-stack engineer, these events are your playground to build, collaborate, and launch projects fast.
Explore Developer hackathons online and in-person
IN-PERSON Agile Youth Challenge™ 2016-2017 - Riverdale and Avenues

Dec. 11, 2016

Ended

New York area students in grades 6-12! Interested in computer programming? Come and participate in the Agile Youth Challenge hackathon. You'll get to interact with …

IN-PERSON Hackathon OCTONoMous @Motorshow

Dec. 10, 2016 - Dec. 11, 2016

Ended

Students, IT professionals, developers and startups! Interested in smart, connected cars and cyber security? Do you have skills in software development, cyber security, or network …

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iot · transport · Bologna, Emilia-Romagna, Italy
IN-PERSON DanceHackDay 2016

Dec. 10, 2016

Ended

Performers and developers! Are you interested in how technology can foster innovation in dance? Kinetech Arts & CounterPulse invite you to participate in DanceHackDay 2016. …

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health · iot · media · wearables · San Francisco, California, United States
IN-PERSON Grace Hopper Day Hackathon

Dec. 9, 2016

Ended

All open source contributors! The GSA is looking to redesign open.gsa.gov, the GSA Open website, the developer portal for all GSA data, APIs, and source …

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industry · Washington, District of Columbia, United States
IN-PERSON Karlsruher Nikolaus Hackathon 2016

Dec. 9, 2016 - Dec. 10, 2016

Ended

Developers, coders, designers! Are you focused on Microsoft technologies? Yes? Then Microsoft Student Partner Tobias Oliver Khan invites you to sign up for the Karlsruher …

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industry · Karlsruhe, Baden-Wurttemberg, Germany
IN-PERSON SAVE THE DATE - City'zen Bots Hackathon

Dec. 9, 2016 - Dec. 11, 2016

Ended

Start-up techies, developers, designers! Interested in the promise of Smart City technology solutions? Here's your chance to showcase your creativity and skills at a Cisco-sponsored …

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industry · iot · Paris, Île-de-France, France
IN-PERSON Debug Politics: SF Hackathon II

Dec. 9, 2016 - Dec. 11, 2016

Ended

Developers, designers, marketers, entrepreneurs, etc.! Are you dissatisfied with the 2016 election cycle? Step up with an idea that could improve the next one. Debug …

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industry · San Francisco, California, United States
IN-PERSON env.infohackit evening presentations @Plymouth

Dec. 6, 2016

Ended

Interested in seeing real scientific ideas presented in new innovative ways? Want to see science teamwork at its best? Come to the env.infohackit evening presentations …

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industry · Plymouth, England, United Kingdom
IN-PERSON #hack4tk - der Hackathon bei thyssenkrupp

Dec. 5, 2016 - Dec. 6, 2016

Ended

Developers and designers in and near Essen! Want to help ThyssenKrupp bring innovative, new ideas to their website and intranet? If you're over 18 years …

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industry · Essen, North Rhine-Westphalia, Germany
IN-PERSON SWAT4HCLS 2016 (Semantic Web Applications and Tools for Health Care and Life Sciences)

Dec. 5, 2016 - Dec. 8, 2016

Ended

Healthcare and life sciences developers and professionals! Interested in the possibilities of semantic web technology for healthcare and life sciences? SWAT4HCLS invites you to sign …

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