backend engineer ruby jobs in Ottawa

askpolly, based in Ottawa, is seeking a Senior Software Engineer to design, build, and scale production systems behind its AI-powered insights platform. This full-time role, on a hybrid schedule (4 days in-office), focuses on backend architecture with opportunities for full-stack contributions.You will own complex features from problem definition to...

The Consumer Authentication Platform team is looking for a passionate Senior Software Engineer to help build the secure, reliable, and seamless authentication experiences that connect millions of consumers with affirm’s financial productsAuthentication is the front door to affirmOur systems power critical consumer journeys (including sign-up, sign-in,...

IBM Software seeks a software engineer to design, develop, and deliver component-level solutions for our AI-powered, cloud-native products. You will contribute to automated CI/CD pipelines, fix customer-reported problems, and collaborate in an Agile environment to meet evolving requirements with high quality.The role emphasizes back-end development,...

At affirm, 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 Batch Developer Experience team makes batch development and testing faster and more reliable at affirm. As a developer on this team you will partner with product and...

Apollo.io is seeking a Senior Software Engineer to join a fast‑growing team building data platform architecture and distributed integrations that scale.You will own backend services, data pipelines, and observability, collaborate with global teams, and bring an AI‑first mindset to coding, debugging, and deployment.The role offers remote and in‑person...

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...

Engineering Full Time Ottawa, ON $80,000 - $100,000 CAD per year With over 90,000 employees worldwide, Leonardo is a global high-technology company and a key player in the international defence and security sector. Leonardo Canada Inc. (LCI) continues to grow and expand our footprint in Ottawa. We offer a dynamic and collaborative work environment where...

GitLab is the intelligent orchestration platform for DevSecOps. GitLab enables organizations to increase developer productivity, improve operational efficiency, reduce security and compliance risk, and accelerate digital transformation. More than 50 million registered users and more than 50% of the Fortune 100 trust GitLab to ship better, more secure...

Affirm is hiring a Software Engineer II in Canada (Ontario) for backend API work and scalable systems. You will design, develop and launch APIs using Python or Kotlin, with AWS, MySQL and Kubernetes powering the stack.You will break down projects with the team, collaborate with product, design and analytics, and help keep systems reliable through metrics and...

Pragmatike is hiring a Senior Backend Software Developer to architect, design, build, and scale the backend platform powering thousands of real-time video streams into actionable insights for operators and engineers on production lines.You will collaborate with the Head of Engineering and AI R&D to define cloud services, APIs, data pipelines, CI/CD, and...

Jobgether SRL is seeking a Senior Software Developer (Golang/Terraform) based in Canada to build scalable backend services and reliable cloud infrastructure. The role emphasizes APIs, microservices, automation tools, and infrastructure-as-code solutions.You will work with architects, DevOps, security teams, and other developers across the full lifecycle,...

Staff Software Engineer, Backend (Fraud Decisioning)Remote CanadaAt 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...

Elevate your backend engineering career with an exciting position focused on databases and analytics at an innovative AI data platform in Canada. This fully remote role offers autonomy and the chance to shape next-gen data infrastructure.As a Senior Backend Engineer specializing in databases and analytics, you will design and operate scalable data systems....

A culture and arts platform is seeking a Mid-Senior Back End Developer in Ottawa to enhance its API for the Amuse platform. Candidates should have experience with Go or equivalent languages, and a knack for data analytics and GIS applications. This fully remote role offers equity, generous vacation, and collaborative team dynamics. Join us to enrich the...

A tech company specializing in event-driven architecture is seeking a Senior Software Developer to join their AI team. The role involves leading technical projects, creating robust APIs, and collaborating across functions to enhance product offerings. Candidates should have over 7 years of experience, strong backend development skills particularly in Python...

Insi is building its delivery team for a federal government client (Department of National Defence) supporting Oracle-based engineering and airworthiness management products. The Full-Stack Developer will work on Oracle SQL/PLSQL, APEX UI, and agile delivery in a primarily in-person setting at Gatineau, QC.You will collaborate across UI and data layers,...

A little bit about our teamSureel 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...

This range is provided by Amuse. Your actual pay will be based on your skills and experience — talk with your recruiter to learn more.Base pay range$85,000.00/yr - $105,000.00/yrAmuse is a platform that helps people discover local arts and culture. Think of it as your personal travel guide: but instead of trying to lecture you for an hour, it enriches your...

Join a dedicated team of developers focused on identity and access management (IAM) as a Backend Developer. Contribute to building reliable, scalable IAM capabilities and solve complex authentication issues. This is a senior backend role that requires over five years of software development experience. You will work on IAM systems with a collaborative team,...

Join Sony Interactive Entertainment as a Backend Engineer in Waterloo, ON and help develop new mobile and web experiences for gamers. This role focuses on designing backend services that enhance connectivity and play. As a key member of our ambitious team, you'll engage in building effective backend infrastructure. You'll collaborate with product managers...