Access control for AI agents on Rails: gating SQL with Action Policy 🔗
Authors: Igor Platonov, Backend Engineer, and Travis Turner, Tech Editor Topics: AI, Rails, Open Source, Ruby, LLMs Our Rails AI assistant had read-o [...]
Evil Martians
Posts
Get in, human: cut Rails boot time with require-profiler and this guide 🔗
Authors: Artur Petrov, Backend Engineer, Vladimir Dementyev, Principal Backend Engineer, and Travis Turner, Tech Editor Topics: Rails, DX, Performance [...]
Ship agent skills like packages: discovery index, digests, and install sources 🔗
Authors: Rita Klubochkina, Sr. Frontend Engineer, and Travis Turner, Tech Editor Topics: AI, DX, Agent Experience, LLMs, Jamstack How to publish agen [...]
Fair by design: orchestrating background jobs in Ruby 🔗
Authors: Alexander Baygeldin, Backend Engineer, and Travis Turner, Tech Editor Topics: Rails, Performance, Ruby, Sidekiq, Redis Are you treating your [...]
5 best practices for preventing chaos in Tailwind CSS 🔗
Authors: Nina Torgunakova, Frontend Engineer, and Travis Turner, Tech Editor Topics: Tailwind CSS, CSS, JavaScript Tailwind CSS has become a very pop [...]
+14% activated users for AppSignal: designing a new homepage in code 🔗
Authors: Gleb Stroganov, Product Designer, Rita Klubochkina, Sr. Frontend Engineer, Varya Nekhina, Account Manager, and Travis Turner, Tech Editor Top [...]
The secure way to release an npm package in 2026 🔗
Authors: Andrey Sitnik, Author of PostCSS and Autoprefixer, Principal Frontend Engineer, and Travis Turner, Tech Editor Topics: Open Source, Developer [...]
Which AI actually reads your site? Two months of LLM traffic, measured 🔗
Authors: Rita Klubochkina, Sr. Frontend Engineer, and Travis Turner, Tech Editor Topics: AI, DX, Agent Experience, LLMs, Jamstack We told you to meas [...]
The joy of Inertia Rails: painting your own with 50 happy little lines 🔗
Authors: Svyatoslav Kryukov, Senior backend engineer, and Travis Turner, Tech Editor Topics: Rails, Open Source, React, JavaScript Inertia is Turboli [...]
Storybook Workbench: audit vibe-coded UIs and find hidden bugs in hours 🔗
Authors: Gleb Stroganov, Product Designer, Camila Mirabal, Tech writer, and Travis Turner, Tech Editor Topics: AI, Design, DX, Design engineering, Age [...]
AI vs. human illustrators? AI + human illustrators! 🔗
Authors: Victoria Melnikova, Head of New Business, Host of Dev Propulsion Labs, and Travis Turner, Tech Editor Topics: AI, Design, Developer Community [...]
Most MCP servers don't need to exist. Your case might be an exception. 🔗
Authors: Evgeniy Valyaev, Frontend Engineer, and Travis Turner, Tech Editor Topics: AI, DX, LLMs An MCP server is a product interface for the age of [...]
Choose your fighter: benchmarking 5 WebSocket servers for Node.js 🔗
Authors: Irina Nazarova, CEO of Evil Martians. I build developer tools and study the market that funds them., and Travis Turner, Tech Editor Topics: P [...]
Building a design system specced for engineers and agents 🔗
Authors: Camila Mirabal, Tech writer, Arthur Objartel, Product Designer, Anton Senkovskiy, Account Manager, and Travis Turner, Tech Editor Topics: AI, [...]
2 Martians, greenfield to MVP in 4 weeks: agentic coding on Rails 🔗
Authors: Gleb Stroganov, Product Designer, Varya Nekhina, Account Manager, and Travis Turner, Tech Editor Topics: Case Study, Developer Products, Prod [...]
Stop writing rules in AGENTS.md: use agent hooks and nano-staged instead 🔗
Authors: Andrey Sitnik, Author of PostCSS and Autoprefixer, Principal Frontend Engineer, and Travis Turner, Tech Editor Topics: AI, DX, Open Source, A [...]
AI-assisted engineers are burning out, is this fine? 🔗
Authors: Ivan Chepurin, Frontend Engineer, and Travis Turner, Tech Editor Topics: AI, Developer Community AI-assisted code generation is not free. It [...]
600+ million people write right-to-left: 2 fixes your app needs 🔗
Authors: Nina Torgunakova, Frontend Engineer, and Travis Turner, Tech Editor Topics: Developer Products, Next.js, CSS, JavaScript, TypeScript Arabic, [...]
From React to native web with nanotags: a migration that saved 100 KB 🔗
Authors: Pavel Grinchenko, Frontend Engineer, and Travis Turner, Tech Editor Topics: Performance, Open Source, JavaScript, TypeScript, Astro.js, React [...]
From 0 signal to 128 cold signups: product validation on a $2K budget 🔗
Authors: Gleb Stroganov, Product Designer, Varya Nekhina, Account Manager, and Travis Turner, Tech Editor Topics: Case Study, Developer Products, Prod [...]