Senior Ruby on Rails Software Engineer

About Positrace Positives for race is a founder-led SaaS company specializing in GPS fleet tracking, AI-powered dash cameras, and asset management solutions. We are growing internationally across Canada, the United States, and Mexico, with ambitious plans to expand both geographically and into larger enterprise markets. Our mission is simple: make fleets more profitable. We are looking for a Senior Software Engineer in Ruby on Rails to help us evolve and scale the technology behind our growing SaaS platform. The Role As a Senior Software Engineer in Ruby on Rails, you will play a key role in designing, developing, and improving our production SaaS platform. Ruby on Rails is a core requirement for this position. You should have strong, hands-on professional experience building and maintaining production applications with Ruby on Rails. You will work across backend and web application development, collaborating closely with Product and Engineering to build reliable, scalable solutions that directly impact our customers. This is a hands-on role for an engineer who enjoys solving complex problems, taking ownership, and contributing to technical decisions in a growing international SaaS environment. What You'll Do Design, develop, test, and maintain production applications using Ruby on Rails.Build scalable and reliable backend services and web applications.Develop and maintain APIs and integrations.Work with large relational datasets and optimize database performance using MySQL and SQL.Develop and maintain frontend functionality using Angular and TypeScript.Apply automated testing and TDD practices, particularly RSpec.Participate in architecture decisions and contribute to platform scalability and reliability.Conduct and participate in code reviews.Identify technical debt, performance issues, and opportunities for refactoring.Support application deployments, monitoring, troubleshooting, and production reliability.Collaborate with Product Management to translate customer and business requirements into effective technical solutions.Maintain technical documentation and development standards.Estimate work, communicate progress, and manage priorities effectively. What We're Looking For 5+ years of professional software development experience.Strong professional experience with Ruby on Rails — this is a must.Proven experience building and supporting production SaaS or web applications.Strong understanding of object-oriented programming and software design principles.Strong SQL and database engineering experience, particularly with MySQL.Professional experience with Angular and TypeScript or comparable modern frontend development.Strong experience with automated testing and TDD/RSpec.Experience working with scalable, cloud-based production systems.Strong understanding of software architecture, performance, and application scalability.Excellent written and spoken English.Strong communication and collaboration skills.Ability to work independently, take ownership, and operate effectively in a growing organization.Willingness and ability to relocate to Vancouver, Canada. Nice to Have Experience with any of the following is an advantage: Google Cloud PlatformRedisElasticsearchRESTful API designWebSocketsCI/CD pipelinesGit/GitFlowNew Relic or similar observability toolsCapybara, VCR, or CapistranoMicroservices and distributed systemsHigh-volume or performance-critical applicationsAgile/Scrum methodologiesExperience working with remote or international engineering teams Why Join Positrace? You'll be joining a profitable and growing SaaS company where engineering has a direct impact on our product and customers. You will have the opportunity to: Relocate to Vancouver, one of Canada's leading technology hubs, with company support for the relocation process.Work on a real-time platform supporting fleet operations across international markets.Solve meaningful challenges around scalability, performance, and reliability.Work with technologies across GPS/telematics, AI-powered video, cloud infrastructure, APIs, and real-time data.Collaborate closely with Product and Engineering on the evolution of the platform.Contribute to technology initiatives supporting our international and enterprise growth.Take ownership of meaningful technical projects and see your work directly impact the business.Build a long-term career within a growing international SaaS organization. What We Offer In office environment in Burnaby, BC.Annual Salary: $120,000 CADMeaningful technical ownership and challenging engineering projects.Professional development and continuous learning opportunities.Career growth opportunities.Collaborative and people-focused work environment. Ready to Build What Comes Next? If you're an experienced Software Engineer in Ruby on Rails looking for an opportunity to build your career in Canada while helping scale an international SaaS platform, we'd love to hear from you. PosiTrace welcomes qualified applicants from diverse backgrounds and hires for both technical capability and character.