About CodeJoy

“How do we include more kids than ever in coding and robotics?”


This was the question Kelsey Derringer and Matt Chilbert asked when they formed CodeJoy in 2019. They imagined a program where learners feel welcome, experience success, and interact with real robots from anywhere in the world.

See what's new in our blog!


CodeJoy Blog

Company Timeline

Q2/Q3 2024


  • Summer initiatives:
    • Infosys Foundation USA
  • Debut of Micro:bit in the Wild PD course
  • Debut of AI for Educators PD course
  • New student show for TechRise
Q3/Q4 2023


Lease and build out of new CodeJoy studio and office space!

SY 2023/24


School year long initiatives:

  • ABC CREATE L.E.A.D.S. program year 1
  • Connecticut Lieutenant Governor’s Computing Challenge participation
Q2 2023


Amanda Jeane Strode joins the team as Director of Learning

Q2 2023


  • Summer initiatives:
    • Infosys Foundation USA
    • Iowa STEM Scale Up
  • Debut of a trial format CodeJoy Make-A-Thons
  • Adds Python/MicroPython to teachable languages
Q4 2022


Received Social Impact Investment Award from RK Mellon

SY 2022/23


School year long initiatives:

  • ABC CREATE L.E.A.D.S. program year 1
  • Connecticut Lieutenant Governor’s Computing Challenge participation
Q2 2022


Summer initiatives:

  • Infosys Foundation USA
  • Iowa STEM Scale Up!
Q1 2022


  • Student Session Season 1 completed
  • Susan Willems joins the team as Director of Operations
Q2 2021


Start delivering school professional development delivery at scale

Q2 2021


Summer initiatives:

  • Iowa STEM Scale Up!
  • Berkeley Girls in Engineering program (200+ participants)
Q1 2021


First full deployment of CodeJoy live at scale

Q4 2020


  • Music Director Bryce Rabideau joins the CodeJoy team
  • UNICEF Kids Hack the Crisis global event
Q3 2020


  • Mike Cotterman joins the team
  • First successful tests of CodeJoy Live
Q2 2020


  • CodeJoy prototypes live, interactive sessions using Netsblox
  • First large initiatives: 
    • Berkeley Girls in Engineering (200+ participants)
    • Online classes for Make: Magazine
Q3 2019


Kelsey and Matt found CodeJoy in Matt’s garage in Pittsburgh, PA.

Behind the Scenes with CodeJoy