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 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 …

Read more
Industry · Washington, District of Columbia, United States
IN-PERSON DevFest Los Angeles 2016

Dec. 4, 2016

Ended

Google Developer Group is a community run by volunteers which creates exciting projects and shares experience about Google technologies. Join them at this years DevFest …

Read more
Industry · Los Angeles, California, United States
IN-PERSON OHI/O Hackathon 2016

Nov. 19, 2016 - Nov. 20, 2016

Ended

Ohio State graduate and undergrad students! Come and participate in HackOHI/O, OSU's largest hackathon. Spend a weekend with over 700 like-minded techies building and creating …

Read more
Industry · Non-profit · Columbus, Georgia, United States
IN-PERSON Bot Developer Camp

Nov. 18, 2016 - Nov. 20, 2016

Ended

Bot Developer Camp is one of the most pure and original hackathons with the freedom to choose any project that relates to chat bots. Chat …

Read more
API · Robotics · San Francisco, California, United States
IN-PERSON AEC Hackathon 3.12 - Seattle

Nov. 18, 2016 - Nov. 20, 2016

Ended

AEC professionals in the Seattle area—developers, UI/UX designers, civil engineers, and built environment professionals! You're invited to participate in the AEC Hackathon 3.12 - Seattle. …

Read more
Energy · Industry · IoT · Seattle, Washington, United States
IN-PERSON Providence Hackathon

Nov. 18, 2016 - Nov. 20, 2016

Ended

Developers, designers, creative professionals and students in and around Rhode Island! The city of Providence invites you to participate in the Smart Cities Hackathon — …

Read more
Games · IoT · Robotics · Providence, Rhode Island, United States
IN-PERSON Supply Chain Digital Transformation Hackathon

Nov. 18, 2016 - Nov. 20, 2016

Ended

Entrepreneurs, developers, and students! Interested in technology solutions that can transform the supply chain? Sign up to participate in the Supply Chain Digital Transformation Hackathon. …

Read more
Industry · Transportation · Los Angeles, California, United States
IN-PERSON Hack the Dot Seattle #10: Post-Election Edition (11.17)

Nov. 17, 2016

Ended

Curious about the web? If you're a coding school student, a developer at any level, a marketer, or a designer, then Hack the Dot Seattle …

Read more
Industry · Seattle, Washington, United States
IN-PERSON AT&T & GWC Women in Tech and IoT Hackathon - Atlanta

Nov. 12, 2016 - Nov. 13, 2016

Ended

Developers, designers, project managers, or just interested in tech, you are invited to attend the AT&T & GWC Women in Tech and IoT Hackathon - …

Read more
Industry · IoT · Non-profit · Wearables · Atlanta, Georgia, United States
IN-PERSON NGA’s Expedition: Hackathon | New York

Nov. 12, 2016 - Nov. 13, 2016

Ended

NGA’s Expedition: Hackathon is looking for the best data explorers and developer storytellers in the US to finally find stories lying in disparate databases all …

Read more
Big Data · Industry · United States

Get ahead in innovation - receive all the latest hackathons directly in your inbox.

Subscribe