backend python jobs in Ottawa

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,...

The Engineering team builds systems that power affirm's mission. We take pride in our craft, building reliable, performant, and scalable solutions that touch every part of the business. Whether we're enabling new ways to pay, ensuring our platforms can scale to the most demanding levels in the industry, or developing seamless servicing experiences, our...

The Consumer Authentication Platform team is looking for a passionate Senior Software Engineer to help build the secure, reliable, and seamless authentication experiences that connect millions of consumers with affirm’s financial products Our systems power critical consumer journeys (including sign-up, sign-in, account recovery, checkout authentication,...

At Affim, we exist for the moments that matter—giving people a clear, predictable way to pay over time, with no hidden fees, no surprises, and no tradeoffs on what matters most. As we build Affim's advertising platform and evolve Marketplace into a best in class shopping destination, the ability to route and discover is one of the greatest levers for...

At Affi, we exist for the moments that matter—giving people a clear, predictable way to pay over time, with no hidden fees, no surprises, and no tradeoffs on what matters most. The Streaming team at Affi is responsible for all things data and drives the strategy for event driven architecture, stream processing, data exploration, discovery and validation....

At Affim, we exist for the moments that matter—giving people a clear, predictable way to pay over time, with no hidden fees, no surprises, and no tradeoffs on what matters most. As we build Affim's advertising platform and evolve Marketplace into a best in class shopping destination, the ability to route and discover is one of the greatest levers for...

The Streaming team at Affi is responsible for all things data and drives the strategy for event driven architecture, stream processing, data exploration, discovery and validation. As a member of our team you would spend time identifying and executing on new use cases of data infrastructure, designing and scaling our existing infrastructure and working...

Backend Software Developer at MAJiK Systems Are you passionate about crafting innovative solutions that can transform the manufacturing industry? At MAJiK Systems, we’re redefining the way manufacturers interact with their data. Based in Kitchener, Ontario, we’re a close-knit team of problem-solvers and creators, building cutting-edge software to...

OverviewAbout TextLayer TextLayer helps enterprises and funded startups deploy advanced AI systems without rewriting their infrastructure. We work with organizations across fintech, healthtech, and other sectors to bridge the gap between AI potential and practical implementation. Our approach combines deep technical expertise with proven frameworks like...

Who We Are PLATO is Canada’s largest Indigenous‑owned software testing and technology services company. For nearly 30 years, our expert teams have helped our clients deliver reliable products that users enjoy interacting with. Our 100% Canada‑based team brings deep experience in QA, software testing, and IT services, along with a shared commitment to...

Elevate your career with Akamai as a Senior II Software Engineer in Cloud Data Services. Work on cutting-edge technology with a diverse, multinational team to develop high-scale data services. As a Senior II Software Engineer, you will design, build, and maintain backend data services and APIs for high-throughput workloads, ensuring alignment with DBA and...

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...

Elevate your career with Akamai as a Senior II Software Engineer in Cloud Data Services. Work on cutting-edge technology with a diverse, multinational team to develop high-scale data services. As a Senior II Software Engineer, you will design, build, and maintain backend data services and APIs for high-throughput workloads, ensuring alignment with DBA and...

A leading technology company is seeking a backend software engineer for a remote position in Toronto. The role involves designing secure backend services, collaborating on API development, and working with modern frameworks. Candidates should have a minimum of 5 years experience, strong skills in Python or Go, and familiarity with PostgreSQL. This role...

Build Agentic AI solutions remotely for Kinaxis using LLM applications, data pipelines, and backend engineering across Canada or the United States.As a Forward Deployed Engineer, you will work with customers on the Kinaxis Maestro Platform. You will prototype, iterate, and deploy solutions in operational environments. The work combines customer engagement,...

Are you passionate about building high-throughput, low-latency REST APIs that power critical platform infrastructure? Do you thrive on leading architectural decisions and mentoring engineers to elevate technical standards? Join our world-class enterprise security team Akamai empowers developers and organizations globally by providing resilient,...

Become a part of an innovative team at RideCo as a Full Stack Developer. Help reshape the public transit landscape through cutting-edge software solutions in a collaborative environment. As part of RideCo's development team, you will focus on creating a dynamic ride-sharing platform that supports changing transit needs. This comprehensive role includes...

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...

At Affi, we exist for the moments that matter—giving people a clear, predictable way to pay over time, with no hidden fees, no surprises, and no tradeoffs on what matters most.Marketing & Privacy Engineering (MPE) builds trusted, privacy-aware consumer web experiences and measurement systems that enable sustainable growth. Within MPE, the Marketing pillar...

Senior QA Engineer III – Automation | Banking | API | Kafka | ETL Opportunity We are seeking a Senior QA Engineer III with strong hands-on test automation and banking/financial services experience to support complex enterprise applications and integration environments. This is a senior, hands-on quality engineering role focused on automation framework...