backend engineer ruby jobs in Ottawa

1Password is seeking a back-end leaning Senior Developer to join our Growth Team. You'll focus on self-serve experiences, evolving systems, and rapid experimentation across our B2B products.This is a remote opportunity within Canada and the US, with compensation aligned to market norms for North America. You will shape the experimentation platform, lead...

This position is listed on behalf of a partner company, who manages all applications and next steps. Our partner is looking for a Senior Backend Engineer - Databases - Analytics based in Canada.This role offers the opportunity to build the database foundation of a next-generation, AI-native data intelligence platform. You will design and operate distributed...

GitLab is seeking a Senior Backend Engineer for the Duo Chat team to build core AI features behind GitLab Duo Chat. You will work on flow components, agentic flows, and integration with LangGraph within the Duo Workflow Service, interfacing with the Rails monolith.You’ll own backend features end-to-end, integrate generative AI models, and design scalable...

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...

Ottawa’s tech sector is growing, and so are the opportunities! If you’re exploring your next role in tech, Work in Ottawa can help you learn about leading employers and exciting careers in Canada’s capital.Led by Invest Ottawa, the city’s lead economic development agency, this initiative works alongside tech companies, recruiters and search firms,...

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....

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...

Collaborate with your pod — a small, focused team of developers — to build and maintain IAM capabilitiesContribute to the backend codebase with an eye toward reliability, scalability, and securityParticipate in technical design discussions and help break down projects into clear, actionable tasksIdentify and suggest improvements to our authentication and...

Elevate your backend engineering career with Affirm's remote team in Canada, specializing in Redis and Valkey Cache Services. Drive innovation in data infrastructure while collaborating closely with cross-functional teams.Join Affirm as a Software Engineer II, focusing on backend systems and cache service scaling. With at least two years of experience,...

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...

Job Overview We are seeking a Platform API Engineer to design, develop, and maintain scalable APIs and backend services that support modern applications and enable engineering teams to build new products and capabilities. This role is ideal for an experienced backend engineer with strong Ruby on Rails and API development experience who enjoys solving complex...

Fellow is hiring an engineer to build and operate distributed media processing systems that power real‑time meeting capabilities. You will handle audio/video ingestion, metadata, and events across diverse environments and platforms.You will work on reliable backend services, observability, and tooling while applying AI‑native approaches to coding,...

About Fullscript We're an industry-leading health technology company on a mission to help people get better. We started in 2011 with one simple idea. Make it easier for practitioners to access the products they trust so they can deliver better care. That simple idea grew into a platform that powers every part of care. Today, more than 125,000 practitioners...

Job Overview We are seeking a Senior Front-End / Full-Stack Engineer to build and enhance modern enterprise web applications. This role has a strong focus on React and modern front-end development, with opportunities to contribute across APIs, backend services, and full-stack features. The ideal candidate is a senior engineer with strong React expertise...

Shape the future of AI at Solace as a Senior Backend Developer specializing in C++. This hybrid position focuses on building robust, event-driven systems. Solace is hiring for its Routing and Redundancy team and seeks a developer with at least four years of experience to design and implement critical features. Your role will encompass complex...

We are seeking a Senior Front-End / Full-Stack Engineer to build and enhance modern enterprise web applications. This role has a strong focus on React and modern front-end development, with opportunities to contribute across APIs, backend services, and full-stack features.The ideal candidate is a senior engineer with strong React expertise who can work...

Clarity is redefining how private companies and their shareholders access liquidity. Through its institutional‑grade platform, Clarity brings together buyers, sellers, and issuers to facilitate secondary transactions in venture‑backed, pre‑IPO companies, introducing efficiency, transparency, and standardization to an otherwise opaque asset class. ...

OverviewSenior Backend Developer, Content & Personalization (Remote, Canada) – AmuseJoin to apply for the Senior Backend Developer, Content & Personalization (Remote, Canada) role at Amuse.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: $120,000.00/yr -...