Evil Martians
@evilmartians
The go-to agency for early-stage developer tools startups
LaunchKit in action! launchkit.evilmartians.io
Thank you for sharing it! Such great timing as I've been working on a small utility for running multiple DBs without port conflicts on my machine. Having this template available pushed me from keeping the tool private to releasing an early version. mendelowski.com/compartment/
Frontend engineers, if you’ve ever felt the burn of mismatched expectations between your team and the backend team, this post is for you. We explain how API Contracts can align teams, reduce bugs, and up delivery speed. evilmartians.com/chronicles/api…

Awesome! 💪
Irina and @evilmartians have been doing yeoman’s work with the SF Ruby meetups. The economic windfall we all get from the evangelization going on in SF is crazy
I want engineers to build what they want and make money. Today I pitched our LaunchKit at @github for SF Awesome AI Dev Tools We all love building. But the reality is our products need users. So we have to launch and put ourselves out there That’s why @evilmartians studied…
When submitting a form, it’s good practice to disable fields. This prevents users on slow connections from changing input once submission has started. Instead of disabling each field individually, you can add disabled to the <fieldset> which is simpler. developer.mozilla.org/en-US/docs/Web…
We are looking for a developer marketing manager — someone who truly gets developer communities to join our team @evilmartians help devtools startups become unicorns and we need help telling these stories $52k-82k (depending on seniority), remote, option to relocate to Portugal…
There have been many times that an evil martian was the difference maker in reaching our goals
SF Ruby AI Hackathon right in the heart of San Francisco has started! Excited to see what teams build 😍 @getsentry @continuedev @flydotio and of course @evilmartians
This week's observations: – first leads coming from chatgpt and Perplexity (and we're not doing anything special for discovery in LLMs yet) - first leads that are serious about fine-tuning (and it's super interesting!) Let's work together! Summer is always a great time to start a…
🚨 AI theater is killing startups 92% of AI features fail because founders chase FOMO, not ROI(according to IBM) After 4 years at @evilmartians working with 30+ devtools startups, I've cracked the code. The other 8% do this differently👇
Eddie @edawerd Kim, co-founder and CTO of @GustoHQ joined me to chat about Gusto's success story on Ruby on @rails: growing from a @ycombinator startup into the company trusted by over 400,000 businesses (incl. @evilmartians). The best part–it's only the beginning of the…
Or share the link to the in-browser tutorial first: rails-tutorial.evilmartians.io (And after they got a taste of Rails, share this video so they can continue enjoying the framework in its full power)
If you know someone who's just beginning their coding journey and curious about #Rails, share this video with them! @typecraft_dev gives helpful context and walks through the installation process in a clear, approachable way, making that first step a lot less intimidating for…
Last week at the RailsConf in a talk by Albert (in person) and @palkan_tula (virtual) we presented a browser-only version of the Getting Started Guide for Rails! Our goal is that anyone can *play* with Rails and complete the tutorial without having to install anything locally.
My colleague @antiflasher has analyzed 100 dev tool landing pages to see what really works in 2025 evilmartians.com/chronicles/we-… He even created a template to help you quickly build your own landing page: launchkit.evilmartians.io Static HTML, great a11y, and fast development.
Still time left!
Friends, it's time to submit your talk for the San Francisco Ruby Conference! The deadline is this Sunday, midnight in Pacific time. We received 68 applications already–thank you all! The key themes and criteria are on cfp.sfruby.com Here are some ideas to consider:…
As I was walking through @aiDotEngineer expo, I saw the cutest mint green octopus mascot at @tambo_ai booth. I just had to stop by. This conversation led me to a podcast episode with @mrmagan_ about truly user-centric approach to building software. Enjoy: youtu.be/oo3g69-Xti8
Running the Rails Tutorial in the browser. @evilmartians @rubycentralorg
Great behind-the-scenes story! 🔍 Analyzed 100 dev tool landing pages with precise references → synthesized best practices into actionable insights → 📝 blog post with full story → 🎁 free landing page template for devtool startups. Dear devtool founders - it's your turn! 👉…
My colleagues and I at Evil Martians made a free landing page template for dev tool startups — something early-stage teams can grab and launch with fast. 👉 launchkit.evilmartians.io Here’s the story of how we came up with it 🧵