Stephen Young (StephenY)

Atlassian Codegeist

Online

Developers changed how teams build amazing software–create add-ons for JIRA, Confluence, and more.

$65,000 in prizes
Winners announced
235 participants

Lemonade Challenge

Online

Be part of the mobile wallet r/evolution with Lemonade.

$10,000 in prizes
Winners announced
91 participants

Appcelerator Mobile Dev Challenge

Online

Developers changed the world with their mobile apps … and won $15k!

$32,000 in prizes
Winners announced
586 participants

The MintChip Challenge

Online

The Royal Canadian Mint challenged software developers to create apps for MintChip, the evolution of currency.

$52,700 in prizes
Winners announced
1665 participants