# Jason Lengstorf
Building since 2018. Not reviewed by Jason.
Page: https://mrrmaker.com/@jasonlengstorf
Launched Learn With Jason in 2018, went full-time on CodeTV in 2022
In their words: "Jason Lengstorf makes tv for developers with his friends" (jason.energy)

## Numbers
- Products: 4
- Building since: 2018

## Products
- Leet Heat (2024 →): running
- Web Dev Challenge (2024 →): running
- Learn With Jason (2018 →): running

## Timeline
- Dec 2025: On freeCodeCamp Podcast, episode 201 [stated]
- Aug 2025: On The GitHub Podcast [stated]
- Apr 2025: On freeCodeCamp Podcast, episode 167 [stated]
- Feb 2025: On The MonkCast (RedMonk): Jason Lengstorf from Screamo to CodeTV [stated]
- Feb 2025: Rebranded his company from Learn With Jason to CodeTV [stated]
- Feb 2025: On ShopTalk Show, episode 651 [stated]
- Dec 2024: Launched Leet Heat [stated]
- Jun 2024: Launched Web Dev Challenge [stated]
- Nov 2023: Web Dev Challenge: Launched 4 Web Devs, 1 App Idea, the first show in the series that led to Web Dev Challenge [stated]
- 2022: Left Netlify to go full-time on CodeTV, then called Learn With Jason [stated]
- 2021: Promoted to VP at Netlify [stated]
- 2019: Joined Netlify [stated]
- Sep 2018: Launched Learn With Jason [stated]
- 2014: Sold his ownership stake in Copter Labs, the web agency he grew from freelance work [stated]

## How sure
4 verified by someone other than Jason, 42 stated by Jason in public, 0 outdated. Read on 11 Oct 2026.

## Sources
- Jason Lengstorf, jason.energy: https://jason.energy
- About Jason Lengstorf, jason.energy: https://jason.energy/about
- github.com: https://api.github.com/users/jlengstorf
- tv for developers — CodeTV, codetv.dev: https://codetv.dev
- Learn With Jason Season 1, codetv.dev: https://codetv.dev/series/learn-with-jason/s1
- Web Dev Challenge Season 1, codetv.dev: https://codetv.dev/series/web-dev-challenge/s1
- Leet Heat Season 1, codetv.dev: https://codetv.link/lh
- Web Lunch Series 1, codetv.dev: https://codetv.dev/series/web-lunch
- I’m Going Full-Time on Learn With Jason, codetv.dev: https://codetv.dev/blog/full-time-learn-with-jason
- 1 Year of Steady Progress Is More Than I Expected, jason.energy: https://jason.energy/year-of-progress/
- Stop Worrying About Engagement & Other Good Advice I Ignored, jason.energy: https://jason.energy/content-consistency-templates/
- 2019 Personal Retrospective: Measuring progress and setting goals, jason.energy: https://jason.energy/2019-personal-retrospective/
- 651: Jason Lengstorf on CodeTV.dev, DevRel Panic, and Spicy Gear – ShopTalk, shoptalkshow.com: https://shoptalkshow.com/651
- From drop-out to software architect with Jason Lengstorf [Podcast #167], freecodecamp.org: https://www.freecodecamp.org/news/from-drop-out-to-software-architect-with-jason-lengstorf-podcast-167/
- The "AI is going to replace devs" hype is over – 22-year developer veteran Jason Lengstorf [Podcast #201], freecodecamp.org: https://www.freecodecamp.org/news/the-ai-is-going-to-replace-devs-hype-is-over-22-year-developer-veteran-jason-lengstorf-podcast-201/
- Rediscovering joy in learning: Jason Lengstorf on the state of development - The GitHub Blog, github.blog: https://github.blog/developer-skills/career-growth/rediscovering-joy-in-learning-jason-lengstorf-on-the-state-of-development/
- Jason Lengstorf from Screamo to CodeTV — PodServe, podserve.fm: https://www.podserve.fm/series/website/the-monkcast,8338/181671
- Site checks on 2026-10-11, MRRMaker: https://mrrmaker.com/how-it-works#checks

Labels: "verified" means confirmed by someone other than the founder; "stated" means the founder said it in public. Method: https://mrrmaker.com/how-it-works