> Markdown version of [/jobs/ext/2147065-full-stack-ruby-on-rails-software-engineer](https://www.wearedevelopers.com/jobs/ext/2147065-full-stack-ruby-on-rails-software-engineer). Every page supports `.md` or `Accept: text/markdown`. Links point to the HTML versions so they work for humans too. Agent guide: [/agents.md](https://www.wearedevelopers.com/agents.md). --- # Full Stack Ruby on Rails Software Engineer - **Company:** ICARE TRANSPORTATION SERVICES, LLC - **Location:** Billerica, MA, United States - **Experience:** Expert - **Contract:** Permanent contract - **Skills:** HTML, JavaScript (Programming Language), Application Programming Interfaces (APIs), Artificial Intelligence, Data Analysis, Application Performance Management, Automation of Tests, Cascading Style Sheets (CSS), Code Review, Relational Databases, Cursor (Graphical User Interface Elements), Fault Tolerance, PostgreSQL, Ruby on Rails, Software Tools, Tailwind, Backend, Code Testing, Front End Software Development - **Published:** August 20, 2026 - **Apply:** https://www.careerjet.com/jobad/usda5058e119d256ec88c8cab855455485 ## About the Role * 1-2+ years in a startup environment * Strong proficiency with Ruby on Rails (5+ years professional experience preferred) * Solid understanding of PostgreSQL and relational database design * Knowledge of multi-tenant architectures and data privacy/security best practices * Experience with background job processing and automated testing * Front-end experience with HTML, CSS (Tailwind), JavaScript, and Hotwire (Stimulus and Turbo). * Demonstrated experience using AI tools (Cursor, Codex, Claude Code) in the development process * Experience with crafting fault tolerant, resilient, and observable integrations with 3rd party API's, Location/Eligibility: This is a contract position based in Massachusetts. You must be able to commute to the Wilmington area onsite at least 3 days a week. For this contract, there… + 25 days ago ## Description We are seeking a Full Stack Ruby on Rails Engineer who is skilled at building scalable applications and comfortable leveraging AI in both development workflows and product features. You will work across the stack, from backend services and APIs to front-end interfaces, helping us deliver data-driven insights and workflow automation. Responsibilities * Primary focus on developing integrations with third-party systems and our own API * Build and maintain full stack web applications with Ruby on Rails, PostgreSQL, and modern front-end frameworks * Write high-quality, well-tested code * Optimize application performance, scalability, and security * Collaborate with product and design teams to deliver features end-to-end * Contribute to code reviews, architecture discussions, and engineering best practices ## Related Videos - [Level up your Angular CSS with Tailwind CSS](https://www.wearedevelopers.com/videos/640-level-up-your-angular-css-with-tailwind-css) - [Developing the Backend with Stefan Lingler, CTO at Shpock](https://www.wearedevelopers.com/videos/100360-developing-the-backend-with-stefan-lingler-cto-at-shpock) - [The Resilience of the World Wide Web](https://www.wearedevelopers.com/videos/1281-the-resilience-of-the-world-wide-web) - [Coffee with Developers: David Heinemeier Hansson](https://www.wearedevelopers.com/videos/875-coffee-with-developers-david-heinemeier-hansson) - [Meet Your New BFF: Backend to Frontend without the Duct Tape](https://www.wearedevelopers.com/videos/682-meet-your-new-bff-backend-to-frontend-without-the-duct-tape) - [NoLoJS - Avoiding JavaScript Cruft with HTML and CSS - Aaron T. Grogg](https://www.wearedevelopers.com/videos/1806-nolojs-avoiding-javascript-cruft-with-html-and-css-aaron-t-grogg) ## Related Articles - [The 7 Most Popular Backend Frameworks for Developers](https://www.wearedevelopers.com/magazine/403-the-7-most-popular-backend-frameworks-for-developers) - [Dev Digest 120 - Apple and peers](https://www.wearedevelopers.com/magazine/455-dev-digest-120-apple-and-peers) - [Dev Digest 121 - AI goes offline](https://www.wearedevelopers.com/magazine/456-dev-digest-121-ai-goes-offline) - [Dev Digest 137 - AI'm not sure about this](https://www.wearedevelopers.com/magazine/485-dev-digest-137-ai-m-not-sure-about-this) - [Highest Paying Tech Companies for Developers](https://www.wearedevelopers.com/magazine/220-highest-paying-tech-companies-for-developers) - [Fully Remote Software Engineer Jobs](https://www.wearedevelopers.com/magazine/447-fully-remote-software-engineer-jobs)