backend software developer

Upsun seeks a Backend Software Engineer to enhance our billing systems. Focus on backend service development in Go for complex billing integrations and ensure accuracy in customer invoicing. In this role, you will build and maintain the backend services for our billing platform. Your expertise will drive projects that handle revenue across multiple...

Upsun seeks a Backend Software Engineer to enhance our billing systems. Focus on backend service development in Go for complex billing integrations and ensure accuracy in customer invoicing.In this role, you will build and maintain the backend services for our billing platform. Your expertise will drive projects that handle revenue across multiple currencies...

We are looking for a Backend Systems Engineer to join our growing team. You will be responsible for designing, implementing, and scaling our infrastructure from early-stage to production-scale deployment. You will work in a close-knit team that spans engineering, UX, cognitive science, design, and operations, in our shared mission to invent, implement, and...

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...

About the team + role We are building an elite team, applying frontier technologies to the world’s biggest financial problems. We’re looking for bold thinkers. Sharp problem-solvers. Builders who are wired to make an impact. Robinhood isn’t a place for complacency, it’s where ambitious people do the best work of their careers. We’re a...

Overview Tucows is a remote-first backend engineering role for Canada, building open‐internet products across domains, Ting, and Wavelo. Responsibilities Design 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,...

Overview Tucows is a remote-first backend engineering role for Canada, building open‐internet products across domains, Ting, and Wavelo. Responsibilities Design 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,...

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...

Overview Databricks is on a mission to simplify and democratize data and AI — from making the next mode of transportation a reality to accelerating the development of medical breakthroughs. We do this by building and running the world's best data and AI infrastructure platform so our customers can use deep data insights to improve their business. Founded...

About the team + role We are building an elite team, applying frontier technologies to the world’s biggest financial problems. We’re looking for bold thinkers. Sharp problem-solvers. Builders who are wired to make an impact. Robinhood isn’t a place for complacency, it’s where ambitious people do the best work of their careers. We’re a...

The Streaming team at Affirm is responsible for all things data and drives the strategy for event driven architecture, stream processing, data exploration, discovery and validation We leverage existing open source technologies like Kafka, Flink, Schema registry and also build our own as needed As a member of our team you would spend time identifying and...

We are seeking a Senior Backend Software Engineer to design, develop, and maintain highly scalable, reliable, and secure cloud-based software systems. The ideal candidate will architect backend services, build robust APIs, leverage modern cloud technologies, and collaborate with cross-functional teams to deliver high-quality software solutions that support...

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...

Newforma, a leading provider of project information management software for AECO firms worldwide, is seeking a skilled software developer who loves solving real problems and delivering meaningful enhancements.You will contribute to design, development, testing, and documentation, follow established processes, participate in daily standups and sprints, and...

Sign in to apply for this position Sign In to Apply Ref: RQ11825 Contract – 5 Months (Extension Possible) Onsite – Ontario (Enterprise Financial Services Division) Posted Date: 2026-10-27 Location: Onsite – Ontario (Enterprise Financial Services Division) Public Sector Experience: Required – OPS / Public Sector Contract End Date: 2027-03-31...

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...

Overview Databricks is on a mission to simplify and democratize data and AI — from making the next mode of transportation a reality to accelerating the development of medical breakthroughs. We do this by building and running the world's best data and AI infrastructure platform so our customers can use deep data insights to improve their business. Founded...

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...

Become a vital part of affirm's Online Storage team as a Backend Software Engineer. This fully remote role focuses on enhancing Cache Services with Redis and Valkey while automating workflows. You will have the privilege of working within affirm's Data and Storage Services team, managing OLTP and OLAP systems. As a Software Engineer II, you'll build and...