senior backend software engineer python jobs in Winnipeg

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...

A little bit about our team Sureel AI is building the standards and infrastructure for AI rights, licensing, attribution, protection, and intelligence, starting in music and expanding across media.We are building the infrastructure that enables creators and rightsholders to control how their work is used by AI, protect their rights, understand its use and...

Elevate your software engineering career at Xero in Vancouver. Focus on backend development using C#, .NET Core, and AWS to deliver scalable, high-quality solutions for small businesses.As a Backend Software Engineer within the Accounting Core team, you'll tackle complex problems while transitioning to modern microservices architecture. Collaborate across...

Elevate your career at Affirm as a Senior Backend Software Engineer focused on online storage and database technologies. This remote role enables you to design, optimize, and manage large-scale SQL databases with a strong emphasis on reliability and performance. Affirm is seeking a talented Senior Software Engineer to enhance its Online Storage team. You'll...

Who we are: Sardine is the leading agentic risk platform for fighting financial crime. Our integrated solution unifies data across risk teams to help organizations stop fraud in real time, prevent AI-driven attacks, and automate fraud and AML operations. Sardine’s platform is strengthened by one of the fastest-growing fraud consortiums in the market,...

At Affirms 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 Ledger Engineering team enables rapid financial product innovation by providing an audit-grade ledger platform that ties ambitious company growth to a highly regulated industry's...

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,...

Elevate your software engineering career as a Senior Backend Engineer at Justworks in Toronto, Canada. You'll lead significant projects, optimize existing systems, and directly impact customer experiences.As a Senior Software Engineer, you will independently manage large-scale projects from conception to launch. Collaborating with a diverse team, you will...

At AffiWe exist for the moments that matter—giving people a clear,predictable way to pay over time, with no hidden fees, no surprises, and no radeoffs on what matters most.Your role will be instrumental in designing the next generation ofAffirm’s Checkout Platform to provide a world-class buying experience that puts customersfirst!We are seeking a...

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. The Data and Storage Services team is responsible for affirm's data infrastructure across OLTP and OLAP systems, spanning critical online checkout databases, batch orchestration,...

Altis Technology is seeking a Senior Backend Software Developer to design, build, and optimize backend services powering its cloud-based platform. The role emphasizes Python development, RESTful APIs, and a strong microservices mindset in a hybrid Calgary setting. You will work on authentication, permissions, notifications, auditing, and third-party...

Staff Software Engineer, Backend (Fraud Decisioning)Remote Canada At Affine, 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. We are looking for a Staff Engineer to lead projects and initiatives on the Fraud Decisioning team. You’ll be...

Actalent recherche un Développeur logiciel biomédical à Montréal pour concevoir et fabriquer des dispositifs médicaux avancés, incluant des cathéters pour procédures interventionnelles. Vous participerez à des projets qui repoussent les limites de la technologie médicale et auront un impact sur les soins aux patients. Le poste est hybride, avec...

As Sensor Tower continues to grow as a global company, we are looking for a Senior Data Engineer to build amazing products together. We have a wonderful team of more than a hundred engineers globally and are preparing for much more growth in the coming years We are looking for an experienced and passionate professional to focus on developing our products in...

Jeeves is the stablecoin-native banking platform for global enterprises. Thousands of companies across 35 countries run their corporate cards, payments, treasury and spend on one platform, with more than $5B in annualized volume, payouts to 190 countries, and one of the fastest-growing stablecoin payment networks in the world. BMW, H&M, Lululemon, Burger...

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...

Remote CanadaAtAffirm , 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 Data and Storage Services team is responsible for affirm’s data infrastructure across OLTP and OLAP systems, spanning critical online checkout databases, batch...

Elevate your career at Affirm as a Senior Backend Software Engineer focused on online storage and database technologies. This remote role enables you to design, optimize, and manage large-scale SQL databases with a strong emphasis on reliability and performance. Affirm is seeking a talented Senior Software Engineer to enhance its Online Storage team. You'll...

Python and PySpark expertise anchors this senior Toronto role, combining production software engineering with client-facing data and AI application development. As a Forward Deployed Engineer at Apptoza Inc., you will embed with business users, client SMEs, product owners, and engineering teams. You will understand complex workflows, validate solutions using...

Build Fleetworthy’s fleet-readiness technology with advanced Python, Django, FastAPI, and REST API development as a senior full stack engineer. This senior-level engineer leads teams and projects while partnering with product on technical feasibility and story breakdown. You will create web applications, data workflows, and business logic supporting...