Ruby on Rails Engineer Ruby on Rails Engineer to design, build, and maintain back-end systems that integrate with eCommerce and third-party platforms at scale. The ideal candidate is comfortable owning integrations end-to-end, from data flow design through production monitoring. They need not be an expert but should understand options including AWS and SQS and be able to consult with others.

Design, build, and maintain Ruby on Rails applications and services supporting core business and eCommerce workflows. Develop and maintain asynchronous processing pipelines using background job frameworks (Sidekiq, Resque, or similar) and message queues (Kafka, RabbitMQ, SQS, or similar). Architect event-driven systems that reliably synchronize data across internal services and external platforms.

Write clean, tested, maintainable code and participate in code reviews. Troubleshoot and resolve issues in distributed systems including failed jobs, race conditions, and data consistency problems. Collaborate with Product, QA, and DevOps teams to ship features and improvements on schedule.

Monitor system performance and reliability; Document integration architecture, data flows,



and API contracts for internal and client-facing reference. 5+ years of professional experience developing in Ruby on Rails and Node.js. ~ Experience with Shopify extensions and functions, Ruby on Rails, Node.js, and PHP. ~ Hands-on experience with the Shopify platform including API integrations, custom app development, or Shopify Plus implementations. ~ Solid understanding of RESTful and/or GraphQL API design and integration patterns. ~ Experience with relational databases (PostgreSQL or MySQL) and query optimization. ~ Familiarity with version control (Git) and CI/CD pipelines.

Experience with Kafka, RabbitMQ, or AWS SQS/SNS in production environments.

Experience with containerization (Docker) and Cloud infrastructure (AWS, GCP, or Azure). consultative approach, problem solver who is fluent in English with strong written and verbal communication skills, able to explain technical tradeoffs to non-technical stakeholders. This is a 12-month Contract opportunity with potential for hire with our Montreal, Quebec client. Low-cost employee perks, paid time off and paid Holidays.

📌 Senior Engineer, Frontend (Remote) (Montreal)
🏢 TriCom Technical Services
📍 Montreal