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 HeatSeekNYC and #ODSC present Hack for Heat

Dec. 5, 2015

Ended

Help fight New York City’s heating crisis with five challenges engaging developers, data scientists, civic hackers, community organizers, designers, and anyone who wants to help …

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API · Energy · Industry · United States
IN-PERSON AT&T Mobile App Hackathon (Smart City) - Bay Area

Dec. 4, 2015 - Dec. 5, 2015

Ended

Join us for a special Smart City Mobile App Hackathon, produced by the AT&T Developer Program. Hangout with us as we hack and build apps/mobile …

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Big Data · Energy · IoT · Transportation · Berkeley, California, United States
IN-PERSON "self.TaughtCoder = Coder" Training for TechCrunch Disrupt Hackathon

Nov. 23, 2015

Ended

"self.TaughtCoder = Coder"℠ provides self-paced tech training and website and mobile application developer development. Hook up laptop and your headphones and learn how to code …

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Industry · San Francisco, California, United States
IN-PERSON AEC Hackathon 2.8 – Silicon Valley

Nov. 13, 2015 - Nov. 15, 2015

Ended

Techie developers, UI/UX designers, civil engineers, built environment professionals in the Architecture, Engineering, Construction (AEC) field in the Bay Area! You are invited to participate …

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Energy · Industry · IoT · Transportation · San Francisco, California, United States
IN-PERSON Accelerated One Week Blockchain Tech Course

Oct. 26, 2015 - Nov. 1, 2015

Ended

Blockchain University provides courses & idea incubation on blockchain technologies. Sessions are taught by seasoned instructors & founders of SV funded startups. Find out more …

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Media · San Francisco, California, United States
IN-PERSON AEC Hackathon 2.6 - New York

Oct. 23, 2015 - Oct. 25, 2015

Ended

Techie developers, UI/UX designers, civil engineers, built environment professionals, students in and around the Big Apple! If you're involved in the Architecture, Engineering, Construction (AEC) …

IN-PERSON AT&T Mobile App Hackathon - Government Solutions (DC)

Sept. 26, 2015 - Sept. 27, 2015

Ended

Mobile app and IoT techies and Government techie professionals in and around the Washington DC Beltway! Have an idea for a mobile app or an …

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Industry · IoT · Transportation · Washington, District of Columbia, United States
IN-PERSON AEC Hackathon 2.5 Seattle

Sept. 25, 2015 - Sept. 27, 2015

Ended

Seattle-based techie developers, UI/UX designers, civil engineers, built environment professionals, students, and anyone else in the Architecture, Engineering, Construction field! You're invited to join your …

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Energy · Industry · Seattle, Washington, United States
IN-PERSON THack @ SFO travel hackathon

June 13, 2015 - June 14, 2015

Ended

A weekend travel hackathon? At an airport? To build cool stuff and win cash and other prizes? That's right ... THack @ SFO brings together …

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San Francisco, California, United States
IN-PERSON Philips HealthSuite Hackathon in San Francisco, CA

March 8, 2015

Ended

We’re on a mission to empower people to take better care of themselves and others. Already you can see that healthcare is leaning away from …

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San Francisco, California, United States

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