backend software engineer

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,...

Elevate your backend engineering career with Affirm’s remote team in Canada, specializing in Redis and Valkey Cache Services. Drive innovation in data infrastructure while collaborating closely with cross-functional teams.Join Affirm as a Software Engineer II, focusing on backend systems and cache service scaling. With at least two years of experience,...

Senior Software Engineer (Full-Time, Remote) — Canada Work Schedule: 9:00 AM - 5:00 PM PSTAbout the role At AutoScale Ventures, we build large-scale systems behind products like VinAudit.ca (vehicle history and data) and SquidProxies.com (proxy infrastructure). We're looking for a Senior Software Engineer to design, build, and evolve the backend systems...

Drive innovation as a Backend Software Engineer with Stripe's Revenue and Financial Automation team. This hybrid role focuses on designing future products that enhance payment solutions for businesses. As an engineer on the RFA team at Stripe, you will develop a cutting-edge financial management platform for companies. You will collaborate with...

Senior Software Engineer (Full-Time, Remote) — Canada Work Schedule: 9:00 AM - 5:00 PM PST About the role At AutoScale Ventures, we build large-scale systems behind products like VinAudit.ca (vehicle history and data) and SquidProxies.com (proxy infrastructure). We're looking for a Senior Software Engineer to design, build, and evolve the backend systems...

JOB SUMMARY Seeking a Software Developer V with a strong backend focus to design and review services and REST APIs. This role involves leading the orchestration of multiple upstream services, guiding the team on scalable and stateless service design, and defining API contracts, error handling, and resiliency patterns. The developer will support team members...

About Cognichip At Cognichip, we are building AI-native tools that transform how semiconductor engineers create, verify, and optimize chips. Our platform combines large proprietary models, agentic workflows, domain-specific engineering intelligence, and high-performance simulation infrastructure to accelerate one of the world’s most complex engineering...

Build scalable backend systems at Canals as a senior engineer, working remotely across North and South America on automation and AI software. Canals develops software for wholesale distributors, supporting orders, purchasing, accounts payable, and critical workflows. As a Senior Backend Software Engineer, you will own complex projects while balancing...

Senior Software Engineer (Full-Time, Remote) — Canada Work Schedule: 9:00 AM - 5:00 PM PST About the role At AutoScale Ventures, we build large-scale systems behind products like VinAudit.ca (vehicle history and data) and SquidProxies.com (proxy infrastructure). We're looking for a Senior Software Engineer to design, build, and evolve the backend systems...

About Cognichip At Cognichip, we are building AI-native tools that transform how semiconductor engineers create, verify, and optimize chips. Our platform combines large proprietary models, agentic workflows, domain-specific engineering intelligence, and high-performance simulation infrastructure to accelerate one of the world’s most complex engineering...

Build privacy-focused backend services at Mozilla using Python, TypeScript, Node.js, or Rust while owning production systems end to end.As a Senior Software Engineer on the Ecosystem Services Team, you will develop server-side logic and integrations. You will maintain cloud infrastructure, APIs, data contracts, and service reliability. Collaboration spans...

Build scalable backend systems at Canals as a senior engineer, working remotely across North and South America on automation and AI software. Canals develops software for wholesale distributors, supporting orders, purchasing, accounts payable, and critical workflows. As a Senior Backend Software Engineer, you will own complex projects while balancing...

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,...

Design scalable backend services with Python, Go, and Kubernetes for Achievers’ Data Intelligence team in a hybrid Toronto setting. Build actionable insights from SaaS data. As a Senior Software Engineer, you will support reporting, analytics, exports, and data-driven product features. You will work with GCP, APIs, cloud data warehousing, and distributed...

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...

Build scalable backend services at Atlassian in a fully remote role for candidates located in a United States timezone. Apply modern programming and cloud expertise. As a Backend Software Engineer, you will deliver creative improvements for engineering teams. The role involves RESTful microservices, object-oriented programming, databases, and public cloud...

nventive is looking for a Backend Developer to join our Montreal or Quebec City campus. You will be able to work on several types of web applications, for customers from various fields of activity, in a multidisciplinary team. Develop the business logic side of applications by following good technological and architectural practices (MVC, dependency...

Drive innovation as a Backend Software Engineer at Affirm in this remote position. Design and enhance the Checkout Platform to elevate customer experience with financial products.Join Affirm’s team to work remotely across Canada, enhancing user transactions through cutting-edge backend solutions. This role requires your expertise in Python, Kotlin, and AWS...

Build scalable backend services at Atlassian in a fully remote role for candidates located in a United States timezone. Apply modern programming and cloud expertise. As a Backend Software Engineer, you will deliver creative improvements for engineering teams. The role involves RESTful microservices, object-oriented programming, databases, and public cloud...

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,...