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 HACK-AN-APP

June 18, 2016 - June 19, 2016

Ended

Students and professional developers across the Bay Area! Come and participate in HACK-AN-APP—AdsNative’s first ever Hackathon. Your goal will be to hack an effective, elegant …

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Industry · Media · San Francisco, California, United States
IN-PERSON Distributed: Trade Hackathon

June 12, 2016 - June 13, 2016

Ended

The Trade Hackathon invites all developers, students and aspiring entrepreneurs to come showcase their skills and vision in 24 hours using the APIs, SDKs and …

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API · Fintech · St. Louis, Missouri, United States
IN-PERSON Apache Spark™ Maker Community Event

June 6, 2016

Ended

Developers, data engineers and scientists! Come and show the world how you can do more with Spark! Build an Apache Spark™ app to address a …

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Big Data · San Francisco, California, United States
IN-PERSON AT&T Mobile App Hackathon - Los Angeles

June 3, 2016 - June 4, 2016

Ended

Have an app idea or need an app built for your business? Join the AT&T Developer Program in Santa Monica for a special Smart City …

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API · Industry · IoT · Non-profit · Santa Monica, California, United States
IN-PERSON Hack Oregon Spring Buildathon

May 22, 2016

Ended

Developers, creatives, and multimedia storytellers! Come and participate in the Hack Oregon Spring Buildathon production sprint. Hack Oregon has laid the groundwork to do research, …

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Health · Industry · Non-profit · Portland, Maine, United States
IN-PERSON Hack-SMC 2016

May 21, 2016

Ended

This hackathon is inviting all developers, engineers, entrepreneurs, students, techies, activists, designers and citizens of San Mateo County to come and participate in an all-day …

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Big Data · Industry · Redwood City, California, United States
IN-PERSON IT Staff Convention - Spring 2016

May 20, 2016

Ended

IT support providers, sysadmins, developers, information security gurus, social media mavens, data analysts -- this is your event! The 11th annual Spring IT Staff Convention …

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Big Data · Industry · Non-profit · Philadelphia, Pennsylvania, United States
IN-PERSON FinTech Awards Hackathon by Benzinga & Byte Academy

May 20, 2016 - May 22, 2016

Ended

The FinTech Awards Hack is inviting developers, business minds and creatives to connect with FinTech’s top executives, press, VCs, academics and more while hacking a …

IN-PERSON AT&T Free WebRTC Coding Workshops, May 18, Boston - with Boston New Technology, Girl Develop It, & HTML5 Boston

May 18, 2016

Ended

Hey coders! Join the AT&T Developer Program for a free coding workshop on the AT&T Enhanced WebRTC API. These are 3-hour, hands-on coding workshops taught …

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Industry · IoT · Boston, Massachusetts, United States
IN-PERSON McKinsey Analytics Hackathon 2016

May 14, 2016 - May 15, 2016

Ended

Engineers, designers, developers and data scientists in the Boston area! Join McKinsey Analytics and your peers for a day and half hacking event. Come and …

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API · Big Data · IoT · Boston, Massachusetts, United States

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