Jobs for backend engineer ruby at Toronto

Cresta is on a mission to turn every customer conversation into a competitive advantage by unlocking the true potential of the contact center. Our platform combines the best of AI and human intelligence to help contact centers discover customer insights and behavioral best practices, automate conversations and inefficient processes, and empower every team...

YO AI Labs is seeking a Software Engineer for a contract role focused on training and evaluating next-generation AI systems. The job suits developers who can reason through unfamiliar codebases, explain engineering decisions clearly, and solve practical backend, full-stack, or systems problems.Required: 3+ years of hands-on software engineering experience...

About Kaseya Kaseya is the leading provider of AI-powered IT management and cybersecurity software, serving Managed Service Providers (MSPs) and internal IT organizations worldwide. Our comprehensive platform helps organizations efficiently manage, secure, and automate their IT environments, driving operational efficiency and long-term business...

A technology company is looking for a Senior Back End Software Engineer to join their fully remote team. The ideal candidate will have at least 7 years of back-end software development experience and expertise in Python, FastAPI, and AWS services. This role involves designing and maintaining high-quality code, owning the software development lifecycle, and...

Rakuten International in Toronto is seeking a skilled backend engineer to design, develop, and improve scalable systems using Java and Node.js. You will work with ambiguous requirements, define specifications, and apply AI-assisted development to accelerate delivery while upholding quality.You will collaborate across product, design, and operations to build...

Camunda is the enterprise platform for agentic orchestration, enabling organizations to coordinate AI agents, people, and systems across complex, end-to-end business processes. With built-in governance, auditability, and human oversight, Camunda gives enterprises the control they need to move AI from pilots to production — safely and at scale. Trusted by...

A major retail analytics software company in Toronto seeks a highly motivated Senior Fullstack Engineer focusing on backend development. This hybrid role is crucial in shaping the technical direction for our platform, delivering well-tested code, and collaborating effectively with team members. Candidates should possess 5+ years of experience, a relevant...

d1g1t is seeking a Senior Software Engineer, Backend to join its engineering team and contribute to a large, production-grade platform used by sophisticated financial services clients in Canada. The role centers on Python and backend systems, with ownership from design through deployment and ongoing support.The successful candidate will work closely with...

Capgemini Canada in Toronto is seeking a seasoned software engineer to design and implement full-stack solutions across Python, Java/Kotlin, React, PostgreSQL, and Snowflake. You will lead ETL pipelines and architect scalable backend services with modern frontend apps.You will champion AI/LLM integration, promote robust testing and SDLC best practices, and...

About Kaseya Kaseya is the leading provider of AI-powered IT management and cybersecurity software, serving Managed Service Providers (MSPs) and internal IT organizations worldwide. Our comprehensive platform helps organizations efficiently manage, secure, and automate their IT environments, driving operational efficiency and long-term business...

TD Bank Group in Toronto, Canada, is seeking a Software Engineer with strong Core Java fundamentals to join the pricing and risk services team. You will develop backend services, collaborate with cross-functional stakeholders, and contribute to scalable, high-performance solutions in a front-office environment.Ideal candidates have 5+ years of experience,...

Thomson Reuters seeks an Engineering Manager to lead a team of platform engineers building core backend systems powering AI-enabled workflows. You will steer architectural decisions while guiding people, performance, and growth.The role blends hands-on technical involvement with roadmap ownership and cross-functional collaboration. You will shape backend...

Tata Consultancy Services Canada Inc. is seeking a highly skilled Senior Backend Engineer with strong expertise in Java and Spring Boot to design, develop, and maintain scalable backend services and APIs in a modern enterprise environment.The ideal candidate will own features end-to-end, mentor junior engineers, and drive delivery in an Agile setup,...

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...

RBC is seeking a Staff Engineer to join the Enterprise Architecture team in Toronto. You will design, build, and scale backend services, APIs, and AI-enabled applications affecting thousands of users across the enterprise.You will mentor engineers, shape technical direction, and collaborate with AI researchers, architects, and product teams to deliver...

Faire is seeking a technical leader for its Ads Supply pod to own the architecture and delivery of next-generation ad formats, including video and brand creative across surfaces. You will build automated systems for serving, optimization, and experiments, shaping a unified framework with cross-functional teams to drive growth and efficiency.You will mentor...

A Canadian software company is seeking Software Developers to build high-quality, production-grade software. This role involves designing and maintaining backend services and APIs to support airline operations. Candidates should have 3-6 years of experience in software development, strong skills in C# and .NET Core, and familiarity with microservice...

HRB is seeking a Lead Backend Engineer with fintech experience to architect and scale payments infrastructure, ledger systems, and financial APIs. You will own core backend services, ensuring reliability and compliance while handling millions of dollars in daily transactions.The role emphasizes shipping secure, compliant financial features, collaborating...

A software company specializing in manufacturing solutions is looking for a Backend Software Developer to design and build cloud-native services and data pipelines that transform data into insights. Ideal candidates are proficient in TypeScript, Python, or Go, with experience in micro-services, REST/GraphQL APIs, and containerization. This role offers...

A tech startup in Toronto is seeking a Senior Software Engineer to design and maintain backend systems. This hybrid role emphasizes backend reliability and supports entrepreneurship through cutting-edge technology. The ideal candidate has expertise in Node.js, TypeScript, and relational databases, with the chance to collaborate on impactful projects that...