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# Software Engineer - Rails

- **Company:** STACKBLITZ, INC.
- **Location:** United States (Remote available)
- **Experience:** Expert
- **Contract:** Permanent contract
- **Skills:** Application Programming Interfaces (APIs), Artificial Intelligence, Github, Large Language Models, Cloudflare, Software Version Control
- **Published:** September 22, 2026
- **Apply:** https://www.builtincolorado.com/job/senior-software-engineer-rails/11292865?handler=ApplyRedirect

## About the Role

* 5+ years of professional experience with Ruby on Rails
 * 5+ years of experience with PostgreSQL (or similar relational databases)
 * Experience with AWS and modern cloud infrastructure
 * Familiarity with CSS, SASS, HTML, and other templating/styling languages
 * Experience building web applications with REST or GraphQL APIs
 * Production experience with Node.js and TypeScript; this role works across both the Rails and Node/TypeScript stacks
 * Strong communication skills - especially when explaining technical topics
 * Strong verbal and written English communication skills are required, as this role involves frequent collaboration with team members, stakeholders, and customers where English is the primary working language.

Bonus Points

 * Familiarity with Cloudflare Workers or edge infrastructure
 * Interest in working with AI or LLMs
 * Experience integrating with GitHub APIs or other version control systems

## Description

Build and scale Ruby on Rails backend systems powering StackBlitz and Bolt.new. Responsibilities include improving application scalability, reliability, and performance; optimizing PostgreSQL and object storage; developing platform features and integrations; supporting developer infrastructure; and reviewing code. The role works across Rails and Node.js/TypeScript stacks in a globally distributed, remote team.


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