Cressence Yakam (Crespy)

StepZen GraphQL Challenge

Online

Use StepZen to build GraphQL APIs and applications for every data source.

$14,000 in prizes
Winners announced
272 participants

2020 Facebook Developer Circles Community Challenge

Online

Create innovative and immersive tutorials that help fellow developers build with Facebook technologies

$133,000 in prizes
Winners announced
2361 participants

Hack Quarantine

Online

A global, virtual hackathon battling against COVID-19.

£1,600 in prizes
Winners announced
1731 participants

The Global Hack

Online

Fighting a Global Crisis - 3 billion people in lockdown. Let's hack the future so we never go through this again.

Non-monetary prizes
Winners announced
5971 participants

COVID-19 Global Hackathon 1.0

Online

#BuildforCOVID19 Global Online Hackathon

Non-monetary prizes
Winners announced
18553 participants

2019 Developer Circles from Facebook Community Challenge

Online

Build software using React360, Spark AR, or HTML5 Games to give people the power to connect with friends and family, find communities and grow businesses.

$167,500 in prizes
Winners announced
12035 participants

MongoDB World Hackathon

Online

Build your way to MongoDB World with our hackathon

$52,000 in prizes
Winners announced
848 participants

2018 Developer Circles Community Challenge

Online

Build solutions that give people the power to build community and bring the world closer together.

$230,000 in prizes
Winners announced
5238 participants

Developer Circles Community Challenge

Online

Completed - 2017 Community Challenge

$150,000 in prizes
Winners announced
3630 participants