backend python jobs in Ottawa

Earn Up To $50/hr as an OpenClaw Agent Builder Shape the future of autonomous agents like OpenClaw. Freelance, remote, up to $50 USD/hr. Weekly payments. Trusted by 10,000+ software engineers worldwide MIN EXP REQUIRED 2+ years PAY RATE Up to $50 USD/hr Earn Up To $50 USD/hr— Plus Additional Incentives Rates vary based on expertise and...

Architect high-throughput REST APIs with Python and Flask at Akamai, supporting resilient backend infrastructure for enterprise security platforms. As a Senior II Software Engineer, you will lead architecture, design, and implementation for high-performance backend systems. You will establish API standards, improve performance, and advance fault-tolerant...

Architect high-throughput REST APIs with Python and Flask at Akamai, supporting resilient backend infrastructure for enterprise security platforms. As a Senior II Software Engineer, you will lead architecture, design, and implementation for high-performance backend systems. You will establish API standards, improve performance, and advance fault-tolerant...

Build secure backend systems in Python and Rust for AuraNet from Ottawa or Toronto, supporting real-time data across disconnected environments. As a Senior Software Engineer Backend, you will design distributed systems for Dominion Dynamics’ mesh networking platform. The work spans networking, security, containers, and autonomous platforms. You will own...

Build secure backend systems in Python and Rust for AuraNet from Ottawa or Toronto, supporting real-time data across disconnected environments. As a Senior Software Engineer Backend, you will design distributed systems for Dominion Dynamics’ mesh networking platform. The work spans networking, security, containers, and autonomous platforms. You will own...

Build Python automation for Dynamics 365 backend validation at PLATO, using Playwright, APIs, and reusable framework architecture. Current Government of Canada clearance is required. As a Senior Automation Developer, you will support a critical initiative involving Dynamics 365 and enterprise integrations. The work combines Python development, Playwright...

Shape reliable capacity plans with Python or Kotlin as a Senior Backend Engineer on Affirm’s remote Canada Capacity Modeling team. Forecast traffic and tune resources for peak demand.This senior position owns quarterly goals while guiding engineers through ambiguous, open-ended problems. You will build backend systems at scale using AWS, MySQL, or...

Build reliable logistics software with Python, TypeScript, and Vue 3 at Descartes GroundCloud, supporting delivery fleets across North America. Your work improves daily workflows for drivers and dispatchers. As an Intermediate Software Developer, you will ship web application features and fixes within a collaborative engineering team. You will work across...

Shape reliable capacity plans with Python or Kotlin as a Senior Backend Engineer on Affirm’s remote Canada Capacity Modeling team. Forecast traffic and tune resources for peak demand. This senior position owns quarterly goals while guiding engineers through ambiguous, open-ended problems. You will build backend systems at scale using AWS, MySQL, or...

Reports to: Director of Software Type: Full-Time Location: Ottawa or Toronto Location AuraNet is Dominion Dynamics' mesh networking platform for autonomous assets working in contested and disconnected environments. It has to move data securely and in real time over links that aren't conventional wired networks, where bandwidth is scarce, connections...

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,...

Miratech helps visionaries change the world. We are a global IT services and consulting company that brings together enterprise and start-up innovation. Today, we support digital transformation for some of the world's largest enterprises. By partnering with both large and small players, we stay at the leading edge of technology, remain nimble even as a...

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...

Lead technical strategy as a Staff Backend Engineer with Affir in a remote setting. Leverage your expertise in Python or Kotlin to build scalable systems for Trust and Safety Foundations. In this remote role, you will take on crucial responsibilities in shaping technical strategies and managing major projects as part of the Checkout Engineering team. With...

Descartes Unites the People and Technology that Move the World The need for efficient, secure, and agile supply chains and logistics operations has become ever more critical and complex. By combining innovative technology, powerful trade intelligence and the reach of our network, Descartes helps get goods, information, transportation assets, and people...

Build AI platform infrastructure with Python or Kotlin as a remote Senior Backend Engineer at Affirm, serving teams and production workloads.This senior-level role owns technical decisions and projects across design, launch, and on-call. You will build highly available distributed systems using AWS, MySQL, and Kubernetes. Your work supports LLM gateways,...

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 validationWe leverage existing open source technologies like Kafka, Flink, Schema registry and also build our own as neededAs a member of our team you would spend time identifying and...

Build AI-powered backend systems in Ottawa with Python, workflow orchestration, and scalable data-intensive architecture on a hybrid schedule. Own production software from design through delivery.askpolly seeks a Senior Software Engineer with 5–8 years of professional experience. You will design backend services, robust APIs, and agentic workflows for an...

Build search and backend systems at Affirm remotely across Canada, using JavaScript, TypeScript, Python, or Kotlin. Help shape shopping discovery.As a Software Engineer I, you will contribute to projects supporting Affirm’s Ads business and Marketplace search experience. You will design, develop, and launch backend systems at scale while writing clear,...

Python automation expertise drives scalable testing for Dynamics 365 backend systems in this fully remote senior engineering opportunity. Build reusable frameworks and validate complex enterprise integrations.As a Senior Automation Developer, you will combine software development with deep test automation expertise. The work spans Python, Playwright,...