backend engineer ruby

1,000 backend engineer ruby job listings in Canada. Find daily updated positions from leading job boards.


  • Winnipeg, MB, Canada Veeva Systems, Inc. Full-time

    Veeva Systems is a mission-driven organization and pioneer in industry cloud, helping life sciences companies bring therapies to patients faster. As one of the fastest-growing SaaS companies in history, we surpassed $3B in revenue in our last fiscal year with extensive growth potential ahead.At the heart of Veeva are our values: Do the Right Thing, Customer...


  • Vancouver, Metro Vancouver Regional District, Canada Tucows Domains Full-time

    OverviewTucows is a remote-first backend engineering role for Canada, building open‑internet products across domains, Ting, and Wavelo.ResponsibilitiesDesign and develop secure, scalable, reliable, and efficient backend services using modern frameworks and tools.Collaborate with frontend developers to define clear and consistent API endpoints,...


  • Mississauga, Peel Region, Canada Tucows Domains Full-time

    OverviewTucows is a remote-first backend engineering role for Canada, building open‑internet products across domains, Ting, and Wavelo.ResponsibilitiesDesign and develop secure, scalable, reliable, and efficient backend services using modern frameworks and tools.Collaborate with frontend developers to define clear and consistent API endpoints,...


  • Vancouver, Metro Vancouver Regional District, Canada Rivian Automotive Full-time

    Join Rivian as a Software Engineer II focusing on backend development for commercial technology. Help shape the systems that underpin customer purchasing and vehicle registrations with precision and scalability. In this role, you will contribute to Rivian's backend team, responsible for essential services related to tax calculations, title registrations,...


  • Montreal, QC, Canada Tucows Domains Full-time

    OverviewTucows is a remote-first backend engineering role for Canada, building open‑internet products across domains, Ting, and Wavelo.ResponsibilitiesDesign and develop secure, scalable, reliable, and efficient backend services using modern frameworks and tools.Collaborate with frontend developers to define clear and consistent API endpoints,...


  • Toronto, ON, Canada Tucows Domains Full-time

    OverviewTucows is a remote-first backend engineering role for Canada, building open‑internet products across domains, Ting, and Wavelo.ResponsibilitiesDesign and develop secure, scalable, reliable, and efficient backend services using modern frameworks and tools.Collaborate with frontend developers to define clear and consistent API endpoints,...


  • Calgary, AB, Canada Affirm, Inc. Full-time $181,000 - $241,000 Contract

    Shape the future of shopping with Affirms as a Backend Software Engineer. This remote role focuses on building impactful search and recommendation systems in a collaborative environment. Join Affirms to drive the technical strategy for your team while developing backend systems at scale. With over 8 years of experience in languages like Python or Kotlin and...


  • Denmark Parish, NB, Canada Camunda Remote Full-time $153,000 - $251,000 Contract

    Shape the future of data streaming as a Backend Software Engineer on Camunda’s innovative Data Streaming team. Embrace a fully remote role focusing on building scalable process data architectures. In this Senior position, you will revolutionize how Camunda handles process data, moving analytics off the live engine's critical path. Collaborate closely with...


  • Toronto, ON, Canada Layer 6 AI Full-time $110,000 - $170,000 Contract

    We are looking for world-class engineers to tackle cutting-edge problems of applying Machine Learning in the real world. Join this team to help develop a system that will serve as the main interface to our machine learning platform. The goal of this system is to help in all stages of model development, from feature engineering all the way to production...


  • Canada Nesto-Cloud Full-time €120,000 - €180,000 Contract

    Build AI underwriting systems with Python and backend expertise at nesto, in a remote-first role open across Canada. Shape production lending technology. As a Senior Applied AI Engineer, you will lead major projects for Maestro, nesto’s AI underwriting and lending engine. Apply LLMs, retrieval-augmented generation, structured extraction, and strong API...


  • Toronto, ON, Canada Fivetran, Inc. Full-time €168,000 - €209,000 Contract

    From Fivetran’s founding until now, our mission has remained the same: to make access to data as simple and reliable as electricity. With Fivetran, customer data arrives in their warehouses, canonical and ready to query, with no engineering or maintenance required. We’re proud that more organizations continue to leverage our technology every day to...


  • Canada Atlassian Corp. Full-time €145,000 - €189,000 Contract

    Atlassians can choose where they work – whether in an office, from home, or a combination of the two. That way, Atlassians have more control over supporting their family, personal goals, and other priorities. We can hire people in any country where we have a legal entity. To help our teams work together effectively, this role is fully remote but requires...


  • Canada Swoop Full-time

    At Swoop, our mission is simple: Improving patient outcomes. As a market leader in AI-driven, data-powered, and privacy-compliant healthcare engagement, we connect the signals that drive earlier diagnosis, better treatment decisions, and sustained adherence. Our integrated, privacy-safe platform, enables life sciences companies to drive measurable patient...


  • Canada Canals Full-time

    Build scalable backend systems at Canals as a Senior Software Engineer, working remotely across North and South America with product teams. This senior-level engineer owns complex backend projects from planning through deployment. You will improve scalability, performance, and reliability while shaping product features for wholesale distributors. The work...


  • Canada Genius.AI LLC. Full-time

    About Genius AI Genius AI is building technology to help local businesses run themselves. Genius AI products do the admin work that keeps practitioners from the work they love and the people they serve. From GlossGenius to Reception, its products work 24/7 on busywork like booking, marketing, client management, finances, staff and inventory management, and...


  • Canada Affirm Full-time

    Drive impactful backend solutions as a Senior Backend Engineer with Affim in Canada. Utilize your expertise in Python or Kotlin to innovate and enhance consumer experiences. At Affim, we are constructing an advanced advertising platform and a top-tier shopping destination. As a Senior Backend Engineer, you'll set the technical strategy for your team while...


  • Canada Tucows Domains Full-time

    OverviewTucows is a remote-first backend engineering role for Canada, building open‑internet products across domains, Ting, and Wavelo.ResponsibilitiesDesign and develop secure, scalable, reliable, and efficient backend services using modern frameworks and tools.Collaborate with frontend developers to define clear and consistent API endpoints,...


  • Vancouver, Metro Vancouver Regional District, Canada 020 Cisco Systems, Inc. Full-time €183,000 - €254,000 Contract

    Backend platform leadership at Splunk Enterprise Security centers on distributed systems and cloud technologies across cloud and on-premises deployments. Lead technical strategy for scalable security software. As a Senior Backend Software Developer, you will own technical roadmaps and architectural integrity for backend services and data-processing...


  • Toronto, ON, Canada Best AI Tools Wiki Full-time

    Cohere is looking for a Backend Engineer to specialize in optimizing model inference systems. In this remote-first role, you will create low-latency serving infrastructure for advanced backend services.Candidates for this position must have over five years of backend engineering experience and strong programming skills in Go, Rust, or C++. You'll work on...


  • Regina, Division No. 6, Canada Lumenalta Remote Full-time $90,000 - $120,000 Contract

    Senior Backend Engineer (AWS) Join to apply for the Senior Backend Engineer (AWS) role at Lumenalta As a Senior Backend Engineer at Lumenalta, you will design and implement robust backend systems, ensuring our applications are secure, scalable, and efficient. You will be responsible for working closely with DevOps and frontend teams to deliver...