Evil Martians
We design and develop high performance developer tools that scale
- 65%
- of our clients raise Series A or B within 1–3 years
- 8
- startups grew from seed to unicorn with our help
- 25B+
- total downloads of our open source projects
Solve your problems, ship value
Hire us to take your product from PoC to MVP, iterate to PMF and scale efficiently through explosive growth.
All services
We build developer tools that developers love
We work with 40+ early-stage startups each year. Investors from Conviction, Blossom Capital, SignalFire, Heavybit, Uncork Capital recommend us to their portfolio companies.
- Bolt.newEvil Martians and StackBlitz: tech partners since 2021. Our engineers helped scale their WebContainers platform from pioneering browser IDE to bolt.new—the AI-powered tool that hit $20M+ ARR in just 2 months and disrupted the industry of vibe coding. We've built core infrastructure powering 3M+ monthly developers, from backend Rails to enterprise features and performance optimization. Together, we're transforming how developers build worldwide.
- $113M
- total funding
- Backed
- by GV
- TeleportEvil Martians has partnered with Teleport since 2020, engineering enterprise-ready features for their open-source infrastructure access platform. Our engineering and design teams work across the platform – from architecting the plugin ecosystem and deployment strategies to transforming their documentation into a powerful growth driver with Next.js. Combining deep Go expertise with product thinking, we continue as their technical partner driving R&D initiatives as well as building core features that support their growth..
- Backed
- by Kleiner Perkins, Y Combinator
- $170M
- total funding
- PlaybookSince 2021, Evil Martians has collaborated with Playbook to build a next-generation cloud platform for creatives that serves 700,000+ users worldwide. Our engineering teams have developed their core platform features – from ML-powered visual search and AI-assisted file management to Figma plugin and third-party integrations. Our relationship deepened when Playbook acquired CanFY, an AI assistant platform we incubated, bringing advanced image recognition and natural language processing capabilities to their creative ecosystem.
- $22M+
- total funding
Open Source is in our DNA
Millions of developers use our Open Source projects.
- 120
- projects with
- 174K+
- stars and climbing
- PostCSS
PostCSS
One of the most popular and most depended-on npm libraries, PostCSS transforms CSS using an extensible plugins API. With more than 200 plugins, developers can lint CSS, support variables and mixins, transpile future CSS syntax, and more.- 300M+
- monthly downloads
- Used
- in Webpack and Stylelint
- Ossert
Ossert
An open source SaaS that provides maturity maintenance certification for Ruby libraries.
- imgproxy-node
imgproxy-node
A JavaScript library for easily constructing URLs for images processed with imgproxy.
Read our legendary blog, meet us at events around the world
- The Hotwire-Rails summit, or interactive multi-step forms at peak UX
The Hotwire-Rails summit, or interactive multi-step forms at peak UX
![Cover for The Hotwire-Rails summit, or interactive multi-step forms at peak UX]()
- How to make an AI clone of your CEO for the world's biggest hackathon
How to make an AI clone of your CEO for the world's biggest hackathon
![Cover for How to make an AI clone of your CEO for the world's biggest hackathon]()
- How AI startups use changelogs to win developer trust
How AI startups use changelogs to win developer trust
![Cover for How AI startups use changelogs to win developer trust]()
- Pro becomes smart: imgproxy Pro engages machine learning
Pro becomes smart: imgproxy Pro engages machine learning
![Cover for Pro becomes smart: imgproxy Pro engages machine learning]()
- José Valim: developer curiousity, Elixir ecosystem and the future of AI
José Valim: developer curiousity, Elixir ecosystem and the future of AI
Dev Propulsion Labs![Cover for José Valim: developer curiousity, Elixir ecosystem and the future of AI]()
- Adam Wenchel, founder and CEO at Arthur: developer empathy, last mile problem in AI deployment and open source
Adam Wenchel, founder and CEO at Arthur: developer empathy, last mile problem in AI deployment and open source
Dev Propulsion Labs![Cover for Adam Wenchel, founder and CEO at Arthur: developer empathy, last mile problem in AI deployment and open source]()
