• Devpost Devpost
    • Log in
    • Sign up
    Join a hackathon
    Devpost logo

    Devpost

    Participate in our public hackathons

    Hackathons Projects
    Devpost for Teams

    Devpost for Teams

    Access your company's private hackathons

    Login
    Host a hackathon
    Devpost

    Devpost

    Grow your developer ecosystem and promote your platform

    Host a public hackathon
    Devpost for Teams logo

    Devpost for Teams

    Drive innovation, collaboration, and retention within your organization

    Host an internal hackathon

    By use case

    AI hackathons Customer hackathons Employee hackathons Public hackathons
    Resources

    Blog

    Insights into hackathon planning and participation

    Customer stories

    Inspiration from peers and other industry leaders

    Planning guides

    Best practices for planning online and in-person hackathons

    Webinars & events

    Upcoming events and on-demand recordings

    Help desk

    Common questions and support documentation

  • Devpost Devpost
  • Join a hackathon
    • Devpost logo

      Devpost

      Participate in our public hackathons

      Hackathons Projects
      Devpost for Teams

      Devpost for Teams

      Access your company's private hackathons

      Login
  • Host a hackathon
    • Devpost

      Devpost

      Grow your developer ecosystem and promote your platform

      Host a public hackathon
      Devpost for Teams logo

      Devpost for Teams

      Drive innovation, collaboration, and retention within your organization

      Host an internal hackathon

      By use case

      AI hackathons Customer hackathons Employee hackathons Public hackathons
  • Resources
    • Blog

      Insights into hackathon planning and participation

      Customer stories

      Inspiration from peers and other industry leaders

      Planning guides

      Best practices for planning online and in-person hackathons

      Webinars & events

      Upcoming events and on-demand recordings

      Help desk

      Common questions and support documentation

  • Log in
  • Sign up
John Qian's avatar

John Qian (Xyzrr)

SWE @ Adept

  • Champaign, Illinois, United States
  • Website
  • GitHub
  • LinkedIn
Skills
  • web
  • javascript
  • php
  • mysql
  • firebase
  • parse
  • node.js
  • three.js
  • css3
  • less
  • html5
  • unity
  • python
  • machine-learning
  • numpy
  • angular.js
  • react
  • django
  • ruby-on-rails
  • photoshop
  • adobe-illustrator
  • sketch
  • git
  • 4
    Projects
  • 6
    Hackathons
  • 6
    Achievements
  • 3
    Followers
  • 2
    Following
  • 1
    Like
PromptHacks 2023

PromptHacks 2023

Online

A collaborative GPT-4 and LLM hackathon with $10,000 in cash prizes

  • $10,000 in prizes
  • Winners announced
  • 407 participants
GPT Plugins (S)Hackathon

GPT Plugins (S)Hackathon

San Francisco, CA, USA

Built GPT Plugins

  • $17,500 in prizes
  • Apr 16, 2023
  • 100 participants
PennApps XIV

PennApps XIV

Philadelphia, PA, USA

Hacking for the Hack of It

  • $50,870 in prizes
  • Sep 9 – 11, 2016
  • 676 participants
hackBCA III

hackBCA III

Hackensack, NJ, USA

One of the first high school hackathons is back! Join us for hackBCA III!

  • Non-monetary prizes
  • Apr 2 – 3, 2016
  • 225 participants
PennApps XIII

PennApps XIII

Philadelphia, PA, USA

Learn, Build, Hack

  • $52,000 in prizes
  • Jan 22 – 24, 2016
  • 602 participants
hackBCA

hackBCA

Hackensack, NJ, USA

hackBCA is a hackathon for and by high school students! It is one of the first ever high school hackathons, and will be hosted at the Bergen County Academies high school in Hackensack, New Jersey.

  • Non-monetary prizes
  • Mar 22 – 23, 2014
  • 245 participants

Devpost

  • About
  • Careers
  • Contact
  • Help

Hackathons

  • Browse hackathons
  • Explore projects
  • Host a hackathon
  • Hackathon guides

Portfolio

  • Your projects
  • Your hackathons
  • Settings

Connect

  • Twitter
  • Discord
  • Facebook
  • LinkedIn
© 2026 Devpost, Inc. All rights reserved.
  • Community guidelines
  • Security
  • CA notice
  • Privacy policy
  • Terms of service