backend engineer ruby

A financial technology company seeks a Senior Full Stack Developer (RoR) to enhance product reliability and reduce technical debt. This remote, full-time position within Canada offers a salary of up to $140,000 CAD plus benefits. Candidates should have senior-level Ruby on Rails skills, strong SQL fluency, and effective engineering communication. You'll work...

Clio is hiring a Software Developer for the Toronto hub, with a hybrid model requiring at least two days in the office weekly. You will join an engineering team focused on delivering scalable, reliable software.The role emphasizes collaboration with distributed teams, mentorship, and continuous learning across multiple projects. The ideal candidate has...

Continental Technology Solutions is a consulting and managed services provider delivering the resources and capabilities required to assess, design, build and manage an agile, flexible IT environment. You'll work with one dedicated team from strategy and assessment through design, implementation, management and optimization to reach a true end-to-end...

PosiTrace is a founder-led SaaS company delivering GPS fleet tracking, AI dash cameras, and asset management solutions. We are hiring a Senior Software Engineer in Ruby on Rails to evolve our production SaaS platform. You will design, develop, and improve backend and frontend components with Rails, Angular, and TypeScript, collaborating with Product and...

Continental Technology Solutions is a consulting and managed services provider delivering the resources and capabilities required to assess, design, build and manage an agile, flexible IT environment. You'll work with one dedicated team from strategy and assessment through design, implementation, management and optimization to reach a true end-to-end...

**PR / Citizens who lived in Canada for more than 5 years needed due to Pro B clearance** Location- Onsite at Toronto, ON Objective Engage a contract Data Engineer / Backend API Engineer to design and implement internal backend APIs supporting an enterprise data integration platform. These internal APIs will orchestrate processing, validate data, and route...

AfterQuery is looking for experts with experience in software engineering, computer science, or app/web development to help train and evaluate AI models. This is a remote, project-based role: qualify once through a single assessment and receive ongoing project matches spanning code review, evaluation, and original task creation. Pay ranges from $50 to...

AfterQuery is looking for experts with experience in software engineering, computer science, or app/web development to help train and evaluate AI models. This is a remote, project-based role: qualify once through a single assessment and receive ongoing project matches spanning code review, evaluation, and original task creation. Pay ranges from $50 to...

Tucows Domains is the world's largest wholesale domain registrar, responsible for maintaining the health, neutrality, and openness of an important—but largely invisible part of the Internet: the domain name system (DNS). As part of Tucows—one of the world's largest Internet companies—Tucows Domains has a rich history of helping make the Internet...

Build high-traffic APIs with Python, Go, or Rust at Perplexity, shaping infrastructure for developers and AI agents at global scale. As a backend engineer on the API Platform team, you will design, implement, and operate mission-critical interfaces. Your work spans distributed systems, API gateways, routing, performance optimization, and agent orchestration....

Use Python and distributed systems expertise to build secure, scalable backend services from Canada. Work full time on cloud-native applications in AWS. As a Staff Backend Engineer, you will design core services and backend logic for event-driven systems. The work spans asynchronous programming, data processing pipelines, serverless applications, and RESTful...

At eBay, we're more than a global ecommerce leader — we’re changing the way the world shops and sells. Our platform empowers millions of buyers and sellers in more than 190 markets around the world. We’re committed to pushing boundaries and leaving our mark as we reinvent the future of ecommerce for enthusiasts. Our customers are our compass,...

At Swoop, our mission is simple: Improving patient outcomes. As a market leader in AI-driven, data-powered, and privacy-compliant healthcare engagement, we connect the signals that drive earlier diagnosis, better treatment decisions, and sustained adherence.Our integrated, privacy-safe platform, enables life sciences companies to drive measurable patient and...

OX Security is securing the AI-driven SDLC from prompt to production. We're building the next generation of security technology for a world where AI is changing how software is built, deployed, and attacked. We're looking for a strong Senior Backend Engineer to join VIBESEC, the team building our AI security products. This is one of the most exciting places...

Direct message the job poster from Scribd, Inc. About The Company At Scribd (pronounced “scribbed”), our mission is to spark human curiosity. Join our team as we create a world of stories and knowledge, democratize the exchange of ideas and information, and empower collective expertise through our four products: Everand, Scribd, Slideshare, and Fable. We...

About Genius AI Genius AI is building technology to help local businesses run themselves. Genius AI products do the admin work that keeps practitioners from the work they love and the people they serve. From GlossGenius to Reception, its products work 24/7 on busywork like booking, marketing, client management, finances, staff and inventory management, and...

About StripeStripe 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...

We are seeking a Senior Backend Software Engineer to design, develop, and maintain highly scalable, reliable, and secure cloud-based software systems. The ideal candidate will architect backend services, build robust APIs, leverage modern cloud technologies, and collaborate with cross-functional teams to deliver high-quality software solutions that support...

("Cracked engineers only": Tyce is looking for backend engineers who ship fast and own outcomes.)About UsWe're solving one of the largest problems in the physical world: public infrastructure that's too slow and too expensive to build. Construction is a $17 trillion global industry, and it runs on human expertise that doesn't scale, so we're building the AI...

At Swoop, our mission is simple: Improving patient outcomes. As a market leader in AI-driven, data-powered, and privacy-compliant healthcare engagement, we connect the signals that drive earlier diagnosis, better treatment decisions, and sustained adherence.Our integrated, privacy-safe platform, enables life sciences companies to drive measurable patient and...