Join Java Hackathons 2026

Join Java hackathons to build scalable apps, backend systems, and Android tools using this robust language.
Explore Java hackathons online and in-person
IN-PERSON NY Tech Week Minute Hackathon - Fintech, Life Sciences, Security & Defense

June 4, 2025

Date TBD

New York Minute Hackathon ​Organized in a collaboration between PensarAI, OSS4AI, Coeus Collective, and H*QUOTIENT, we're bringing together the brightest minds to tackle real-world challenges …

Read more
health · security · United States
ONLINE BWEB Project

May 22, 2025 - May 23, 2025

Ended

Welcome to the BWEB Mini Web Project! As part of the BWEB module, students from sections C and D will work in teams to complete …

ONLINE AISC Code Labs

April 20, 2025

Date TBD

What is CODE LABS? CODE LABS is AISC’s signature Codathon, where speed, logic, and precision collide. It’s a high-intensity coding challenge where you race against …

ONLINE Code Crunch - Tropical Spring Hack | SPRING 2025

March 24, 2025 - March 31, 2025

Ended

Welcome to the Code Crunch Hack - Tropical Spring 2025! Join the HACKATHON SERVER: go.fiu.edu/CC-TROPICAL-hack25 This virtual hackathon is designed to ignite creativity and innovation, …

IN-PERSON Intellibus Hackathon 2025

March 15, 2025 - March 16, 2025

Ended

Join us for an immersive, in-person hackathon in Kingston, Jamaica on March 15–16, 2025, where you'll build dynamic real-time experiences that solve pressing real-world challenges. …

Read more
databases · fintech · machine learning · Kingston, Kingston, Jamaica
IN-PERSON AfroPix 2025

Feb. 22, 2025

Date TBD

About the challenge The Afropix 2025 Hackathon is focused on creating compelling visualizations and software that highlight African American achievements across various fields. Participants will …

Read more
beginner · low/no-code · Chapel Hill, North Carolina, United States
ONLINE Hackatopia

Feb. 10, 2025 - April 5, 2025

Ended

About the Challenge Welcome to the Hackatopia Hackathon! Hackatopia is your creative utopia organized by Youth Pioneers in STEM in collaboration with Codenovate. This is …

ONLINE Hack Reason

Jan. 16, 2025 - Jan. 17, 2025

Ended

On the occasion of the World Logic Day in January, the AI Society and Professor Gopal Gupta’s ALPS Lab will be organizing the 4th HackReason …

IN-PERSON Random Forest Hackathon

Dec. 21, 2024 - Jan. 5, 2025

Ended

About the challenge The Random Forest hack is an open community for high school students curious about data and ML. We explore topics like Python/Java …

Read more
beginner · machine learning · social · Pleasanton, California, United States
IN-PERSON Syracuse Open Data Day (2024)

Oct. 2, 2024 - Nov. 2, 2024

Ended

About the challenge Come join the City of Syracuse for our 2nd Open Data Day! You can learn about what information the City of Syracuse …

Read more
beginner · databases · social · Syracuse, New York, United States

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

Subscribe