backend developer position jobs in Toronto

Elevate your career as a Staff Backend Engineer with DoorDash in Toronto, ON. Lead the architectural strategy for a powerful notification system designed for massive scalability and intelligent personalization. This role emphasizes technical leadership and a strong grasp of distributed systems. Your focus will be on driving the roadmap for the Notification...

Job Title Python Backend & System Design Location Toronto, Canada Job Type Contract Job Overview We are seeking a Senior Platform Engineer with 4–6 years of experience in Python backend development, API design, and system architecture. The ideal candidate will have a strong foundation in software engineering principles and hands‑on experience building...

Elevate your career as a Staff Backend Engineer with DoorDash in Toronto, ON. Lead the architectural strategy for a powerful notification system designed for massive scalability and intelligent personalization. This role emphasizes technical leadership and a strong grasp of distributed systems. Your focus will be on driving the roadmap for the Notification...

Join Affim as a Senior Software Engineer, specializing in backend for Lakehouse Infra, with a remote work model across Canada. Focus on scalable distributed systems, and drive impactful data solutions. In this role, you will lead a team to achieve quarterly goals, navigating challenges to deliver results. Collaborating with stakeholders is essential for...

Feathery is the AI Operating & Decisioning system for financial services. Our customers — including Fortune 500s like Allstate — use Feathery to power mission-critical workflows such as customer onboarding, insurance underwriting and quoting, account openings, and advisor transitions. As Feathery grows, so does the complexity and scale of the systems...

Join BitGo as a Senior Backend Engineer focusing on mobile solutions in Toronto. You'll design robust APIs and enhance the user experience for retail clients. In this full-time role at BitGo, you will collaborate intensively within the Mobile Engineering team to develop scalable services that empower our API-centric platform. With 6+ years of server-side...

Join BitGo as a Senior Backend Engineer focusing on mobile solutions in Toronto. You'll design robust APIs and enhance the user experience for retail clients. In this full-time role at BitGo, you will collaborate intensively within the Mobile Engineering team to develop scalable services that empower our API-centric platform. With 6+ years of server-side...

A renowned gaming company is seeking a Senior Go Developer for a full-time, hybrid position in Toronto. The role focuses on backend microservices development in a high-scale environment. Candidates should have over 5 years of Go experience and understand Go concurrency, frameworks, and SQL databases. The position offers the opportunity to lead strategic...

Shape the future of procurement at Zip as a Backend Software Engineer. Your innovations will directly impact users through high-quality features and seamless collaboration. In this role, you will design and build products that are not only scalable but also resilient to challenges. Work closely with diverse teams to develop thoughtful solutions, write...

Elevate your career as a Senior Backend Engineer on Unity’s Diagnostics Team. This role emphasizes designing and maintaining critical systems that enhance game telemetry and reporting for developers. You will be at the forefront of developing backend solutions that handle large-scale data ingestion while ensuring high performance and reliability. Working...

Yoush Consulting is seeking a Back End Developer in Toronto to create innovative web applications for healthcare solutions. The role requires 3 years of development experience, preferably with Python, and involves working collaboratively with teams to improve and maintain systems. The ideal candidate will have strong analytical skills and proficiency in...

Step into the role of Senior PHP Backend Engineer at eleven-x, enhancing backend services for our eXactPark solution. Leverage your advanced PHP and Laravel skills to improve our innovative parking technology. This full-time position entails significant responsibilities across technical design and operational excellence in backend systems. You will work...

Secure Every Identity, from AI to Human. Identity is the key to unlocking the potential of AI. Okta secures AI by building a trusted, neutral infrastructure that enables organizations to safely embrace this new era. This work requires a relentless drive to solve complex challenges with real-world stakes. We are looking for builders and owners who operate...

Lead, Senior and Intermediate - Backend Engineer About the Role We're looking for a Lead Backend Engineer with deep fintech experience to join our core engineering team. You'll be responsible for building and scaling the critical payment infrastructure, ledger systems, and financial APIs that power our platform. This is a backend-focused role where you'll...

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 high-performing, fast-moving team with...

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 amount of work...

Affirm is hiring a Senior Software Engineer, Backend (Partner Merchant Interface) to join the Decisions Foundations Integration team. This remote Canada role focuses on APIs used by Partners and Merchants, powering integrations with major partners like Amazon and Stripe. You will design, develop and operate backend systems at scale using Python or Kotlin,...

Become a key player in DoorDash’s infrastructure as a Backend Engineer. Help create cutting-edge solutions to improve our logistics engine with a hybrid work model.DoorDash is on the lookout for skilled Backend Engineers to join our dynamic engineering team. In this hybrid role, you will work on product-focused teams, developing robust backend architecture...

Affirm is hiring a Senior Software Engineer (Backend, Reliability Platform) to design and build a next-generation reliability platform for production systems. You will blend distributed systems engineering with AI-assisted development to help teams understand, debug, and improve service health. This remote-first role requires 4+ years of backend experience...

Make a global impact with Stripe as a Backend Engineer focused on building ergonomic APIs. Join a team meeting evolving user needs through scalable financial solutions. Stripe is seeking a Backend Engineer to enhance its balance management platform and develop a new funds accessibility system. You'll collaborate with diverse teams, including Infrastructure...