Top Ruby Jobs in Montreal

Build and extend a large Rails 8 application supporting a high-traffic website, CMS, integrations, APIs, and mobile consumers. Develop Hotwire and Stimulus interfaces, design resilient Sidekiq workflows and third-party integrations, optimize PostgreSQL and application performance, implement caching and scalability improvements, address security issues, and write automated tests. Collaborate with editorial, marketing, mobile, and distributed engineering teams while improving accessibility, observability, and reliability.

Develop and maintain scalable Ruby on Rails applications, REST APIs, backend services, and React interfaces. Collaborate with product, design, and engineering teams; write tested, maintainable code; participate in code reviews and technical design; troubleshoot production issues; use Claude Code and other AI-assisted development tools; and contribute to Agile practices, automation, and continuous improvement.

Leads technical direction and develops fullstack purchase experiences using Ruby on Rails and Vue.js. Designs resilient transactional flows, integrates billing and CRM systems, improves reliability and rollout safety, mentors engineers, reviews code, reduces technical debt, and participates in incident response. Partners with Product, Design, Billing, and Support to improve GitLab’s purchase, subscription, discount, and upgrade workflows.

The Ruby Engineer will focus on web scraping and browser automation, fix code issues promptly, support customers, and enhance search engine integrations.

Looking for a senior Ruby on Rails engineer to own complex projects and improve the product's technical direction, requiring extensive experience and a high standard of coding.