python backend engineer jobs in Toronto

Backend engineer needed to build and maintain cutting-edge remote gaming systems, including rules engines, platform features, and tools. Requires experience with Go, Docker/Kubernetes, and various backend technologies.

Experienced Backend Engineer sought for a Vancouver tech startup to lead a team, plan products, and optimize infrastructure. Requires 5 years of development experience, focusing on RESTful APIs and Laravel.

Senior Software Engineer sought for a financial services provider in Toronto, focusing on backend development with Node.Js and Java, AWS cloud technologies, and agile methodologies. Requires 8+ years of experience.

Backend engineer needed for remote gaming systems, requiring proficiency in Go, SQL, Docker, and Kubernetes.

Who we are About Stripe Stripe is a financial infrastructure platform for businesses. Millions of companies—from the world’s largest enterprises to the most ambitious startups—use Stripe to accept payments, grow their revenue, and accelerate new business opportunities. Our mission is to increase the GDP of the internet, and we have a staggering...

Senior Full-Stack Engineer, Cohere DashboardFull Time computer Remote location\\_on Toronto (Remote), CA Senioropen\\_in\\_new Apply on site Opens in a new tab on website.## Cohere is the leading security-first enterprise AI company. We build cutting-edge foundation AI models and end-to-end products that are designed to solve real-world business...

Staff Software Engineer, Backend About Stream Stream powers real-time Chat, Video, Activity Feeds, and AI Moderation for more than 1 billion end users across 4,000+ apps, from Strava and Bumble to eBay and Patreon. Our platform processes billions of API requests per month and supports applications with millions of concurrent users, while delivering highly...

Lead Full-Stack Engineer to join a tech company in Toronto. Responsibilities include mentoring, performance optimization, and API integration.

Senior Backend Engineer sought for a data and AI company in Vancouver to develop innovative solutions in Log Analytics and AI/BI products, requiring 5+ years of experience in Java, Scala, or C++ and distributed systems.

Seeking a Senior Backend Engineer for a digital asset solutions provider in Toronto to build trade settlement infrastructure and design robust systems, requiring expertise in financial systems, TypeScript, and PostgreSQL.

Seeking a Senior Backend Engineer for a financial services firm in Toronto to work on cloud and microservices, focusing on system enhancement, performance improvement, and mentoring.

Senior Backend Engineer sought to lead microservices migration using Node.Js and PostgreSQL, involving system design and team mentoring.

Seeking a Senior Java Backend Engineer with experience in Spring Boot, Microservices, and related technologies.

Seeking a Principal Platform Engineer to lead greenfield backend development for a new cloud-native supply chain platform in Toronto. Requires 10+ years of experience. Full-time role with competitive salary and benefits.

Seeking a Software Engineer for an AI team to design and maintain backend services and develop AI agent runtimes. Requires 2+ years of backend/full-stack experience and knowledge of REST APIs.

Data engineer to design and own data pipelines and platforms, collaborating with internal teams. Requires 6+ years experience with Spark and SQL.

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...

Affirm is seeking a software engineer for the Streaming team in Ottawa. You will design and scale data infrastructure, build backend services, and collaborate across product, design and analytics to ship features that rely on Kafka, Flink and AWS. You will participate in ideation, articulate constraints, and help manage trade-offs with stakeholders while...

Application Deadline:11/06/2026Address:100 King Street WestJob Family Group:Data Analytics & ReportingOwn the design, development, modernization, and operation of scalable data platforms, pipelines, and data products supporting digital experiences, investment analytics, management reporting, and enterprise decision-making. This role combines hands-on...

Quantum Technology Recruiting Inc. is seeking a Backend Software Engineer with strong Rust expertise. You will design and build high-performance backend services for a secure, scalable identity and security platform, working in a hybrid model in Ontario. The role involves developing REST and/or gRPC APIs, collaborating with architecture, frontend, and cloud...