backend developer position jobs in Toronto

Join BiblioCommons as a Senior Backend Engineer in Toronto and lead the development of innovative library solutions. Enhance your skills while building scalable systems that serve millions each month. This position focuses on implementing resilient systems and mentoring team members, contributing significantly to the growth of the business. You will lead...

Shape the future of healthcare as a Backend Engineering Lead at Nimble. Focus on building essential web services and APIs that enhance pharmacy accessibility for patients. Nimble is dedicated to transforming healthcare access through state-of-the-art technology. As a Senior Backend Engineer, you will design scalable systems and lead projects while mentoring...

Development Accounting Analyst (6 month contract position)Job Category : FinanceRequisition Number : DEVEL003478Full-TimeOn-siteLocationsShowing 1 locationToronto - 20 Queen OfficeToronto, ON M5H3R4, CANDescriptionRole impact:The Development Accounting Analyst is responsible for development accounting, budgeting, construction draws, funding package and...

Join Spotify’s Platform team to drive backend systems and authorization frameworks that empower creators. This senior position requires proficiency in Java and expertise in backend architectures. As a Senior Backend Engineer in the Authorization team, you will design, build, and operate scalable services essential for managing permissions in Spotify's...

Elevate your career with Mozilla as a Senior Backend Engineer on the Ecosystem Services Team. Contribute to backend systems that power Firefox and prioritize privacy and security. In this role, you'll own backend services, ensuring their reliability and health in production. Collaborate closely with frontend engineers and product managers while leveraging...

Backend Engineer, Developer & End-user Experience Platform via Greenhouse Location Toronto, NY, SEA Employment Type Full Time Location Type Onsite Department 8551 OAP - Eng Compensation Not disclosed About the role Who we are About Stripe Stripe is a financial infrastructure platform for businesses. Millions of companies - from the world's largest...

Explore a backend development career with a Capital One Canada internship. Gain practical experience in building core services, focusing on automation and compliance, in a supportive hybrid environment. This Backend Software Engineering Internship will involve designing data-driven platforms that ensure quality and compliance. You'll write impactful backend...

Elevate your software development career as a Backend Software Engineer in Toronto with a hybrid work model. Focusing on Java and Scala, you'll enhance enterprise web applications every day. We are looking for a Backend Software Engineer with 5-10 years of experience. This role involves backend development in Core Java, alongside API development and...

Join DoorDash as a Senior Backend Engineer in a hybrid role aimed at revolutionizing our logistics technology. Drive impactful backend solutions for our global infrastructure. This role invites skilled engineers keen to enhance product functionality while addressing complex technical problems. You’ll collaborate across teams to improve backend services...

Lead the design and development of innovative backend systems at Swoop, enhancing healthcare outcomes through technology. This hybrid role in Toronto requires expertise in building scalable APIs and services. As a Senior Backend Engineer, you will architect pivotal technology for multiple web products at Swoop, focusing on NimbleRx. Collaborate with top...

At Capgemini Engineering, the world leader in engineering services, we bring together a global team of engineers, scientists, and architects to help the world’s most innovative companies unleash their potential. From autonomous cars to life-saving robots, our digital and software technology experts think outside the box as they provide unique R&D and...

We're looking for a Senior Backend Python Developer to join a team building secure, scalable, high-performance platforms for a core banking environment, candidates who have hands-on experience building production web applications/platforms with Python as their primary backend language. What we're looking for: Strong professional Python backend development...

Elevate your career with Affir as a Backend Software Engineer in our remote Identity Decisioning team. Focus on developing backend systems that ensure consumer identity validation across all products. Affir is seeking a Software Engineer II to join its remote team in Canada. You'll design and launch robust backend systems, working with technologies such as...

JOB SUMMARY Seeking a Software Developer V with a strong backend focus to design and review services and REST APIs. This role involves leading the orchestration of multiple upstream services, guiding the team on scalable and stateless service design, and defining API contracts, error handling, and resiliency patterns. The developer will support team members...

Cohere is hiring a Backend Engineer to optimize model inference systems. You will build low-latency serving infrastructure, implement batching strategies, and develop the backend services that power Cohere's enterprise API.Requirements5+ years of backend engineering experienceStrong proficiency in Go, Rust, or C++Experience with high-throughput, low-latency...

About Venn Venn is the fastest-growing B2B fintech in Canada. We're on a mission to transform business banking for Canadian entrepreneurs and are looking to hire A-players interested in disrupting traditional banking practices. As the ONLY digital banking platform in Canada offering a truly modern solution, we have seen accelerated growth—scaling to...

About Cognichip At Cognichip, we are building AI-native tools that transform how semiconductor engineers create, verify, and optimize chips. Our platform combines large proprietary models, agentic workflows, domain-specific engineering intelligence, and high-performance simulation infrastructure to accelerate one of the world’s most complex engineering...

Elevate your career as a Web3 Backend Engineer with Robinhood in Toronto. Contribute to innovative crypto solutions and foster seamless user experiences in the financial sector. This mid-level engineering role focuses on building scalable backend services for Robinhood’s Wallet and Tokenization teams. You'll tackle complex challenges related to...

About Venn Venn is the fastest-growing B2B fintech in Canada. We're on a mission to transform business banking for Canadian entrepreneurs and are looking to hire A-players interested in disrupting traditional banking practices. As the ONLY digital banking platform in Canada offering a truly modern solution, we have seen accelerated growth—scaling to...

About d1g1t d1g1t is an institutional-grade enterprise wealth management platform built for financial advisors, multi‑family offices, broker‑dealers, and bank advisor networks. The platform replaces fragmented legacy systems with a unified solution for portfolio management, advanced analytics, risk management, reporting, and operational workflows across...