Top Full Stack Developer Jobs in Calgary

Build end-to-end full-stack AI features on a Ruby on Rails backend and React frontend, including LLM inference infrastructure, RAG, AI agents, and evaluation/observability. Design and run experiments (A/B tests), optimize systems for production performance and reliability, and iterate rapidly with product and design partners.

Build and evolve Circle Discover marketplace features: high-converting purchasing flows, algorithmic recommendations, content feeds, and listings. Work across a Ruby on Rails backend and React/Next.js front-ends, optimize performance and SSR/SSG, collaborate with designers and leaders, and improve codebase quality while shipping at pace in a distributed remote team.

Lead development of core client systems and engine-level infrastructure in Unity/C#. Diagnose and fix cross-cutting performance issues, upgrade third-party SDKs, evolve build tooling, produce design docs, scope multi-week infrastructure initiatives, mentor engineers, and drive profiling, optimization, and architecture changes to enable future features.

Lead full-stack engineering for card acquisition and onboarding across mobile, web, and backend. Define technical strategy, deliver quarterly goals, mentor engineers, ensure operational reliability (monitoring, on-call, CI/CD), collaborate with product/design/analytics, and drive quality, experimentation, and scalable backend systems.

As a Full Stack Developer, you'll build and ship features across the stack, improving customer experiences and APIs while collaborating with teams to enhance product functionality.

Design, build, test, and maintain Magnet One cloud platform features across front-end and back-end. Collaborate on architecture, perform code reviews, troubleshoot defects, and drive best practices for secure, performant, and maintainable software.

You will lead engineers to meet quarterly goals, support product development, solve complex issues, and foster talent development in your team.

Own and evolve Directive's web surfaces for Stratos and company sites: build campaign and reporting UIs, integrate ad/CRM APIs, manage background jobs, containers, CI/CD, databases, telemetry, auth, and LLM integrations; stabilize inherited code and ship production features iteratively.

Design, build, and maintain subscription management features and integrations across front-end and back-end systems. Implement RESTful APIs, webhook handlers, and entitlement management; debug subscription issues across platforms; write unit tests; collaborate on architecture and participate in on-call rotation.

Build and maintain end-to-end product features across the stack (AWS, Python, Postgres, React, HTML/CSS). Collaborate with product and design, participate in design meetings, automate processes, advocate best practices, and deliver modular, reliable, and extensible solutions.

Build and optimize customer-facing features with a frontend focus, owning end-to-end delivery. Work across the stack to implement APIs and data flows, improve performance and accessibility, debug production issues, and collaborate with product and design to ship high-quality, tested interfaces.

Build and own end-to-end user-facing product features for an enterprise AI SaaS. Design, implement, and ship AI agents, backend services, APIs, and web UIs. Collaborate cross-functionally to create customer-facing features and internal tools, move quickly, and maintain production systems used by real users.

Build and maintain cross-platform mobile apps (primarily Flutter) and full-stack services. Design and operate serverless backend infrastructure on GCP/Firebase, model Firestore databases, implement RESTful APIs and integrations, monitor and debug production systems, support deployments, and collaborate across product, design, QA, and engineering to deliver scalable, well-tested features.

Build reusable client-side JavaScript/CSS SDKs and multi-tenant frontend architecture. Develop high-performance React/Next.js applications with Tailwind CSS, implement SSR/SSG/ISR, integrate with REST/GraphQL backends, optimize performance, and support backend data modeling, cloud deployment (AWS/GCP), CI/CD, and production monitoring.

Design, develop, test, and deploy scalable full-stack applications. Build Python backends, TypeScript frontends (Angular/React), REST APIs and microservices, integrate databases, use AWS for deployment, contribute to CI/CD, troubleshoot production issues, and follow best practices and testing processes.

Join a small engineering team to build and maintain full stack web applications and backend services using React, Python, Go, C++, PostgreSQL, and AWS. Contribute to APIs, responsive frontends, CI/CD, monitoring, debugging, and engineering best practices while collaborating on cloud-native distributed systems.

Build and scale a full-stack Next.js application tracking PRs, CI health, test parity, and benchmarks across AI accelerator open-source projects. Integrate GitHub APIs and webhooks, design PR/metrics schemas, visualize results, and produce technical digests and reports on cross-accelerator parity and performance trends.

The Full Stack Engineer will develop and maintain scalable web applications, design system architecture, optimize performance, and collaborate with teams for code reviews in a hybrid work environment.

Build end-to-end features, design intuitive interfaces, manage asynchronous backend jobs, and contribute to open-source efforts, while leading project development from concept to monitoring.

Develop and deliver user-friendly software for B2B SaaS products. Collaborate with teams on both front-end and back-end development.

Build end-to-end user experiences for accounts, homepage, and e-commerce. Ship frontend and backend features using AI-assisted tooling, optimize performance and conversion, own releases, and collaborate on high-velocity product development.

Build end-to-end live streaming and game features across frontend and backend for a high-scale, bursty consumer product. Ship reliable, performant real-time systems using AI-assisted development, and own features from development through production and monitoring.

Design and implement full‑stack features for a cloud-native SaaS platform using React front-end and C# back-end. Build case management and shared UX, write automated tests, deploy and scale services, participate in code reviews, and collaborate with product and UX teams to deliver customer-focused solutions.

Remote short-term contract to modernize cloud-native full‑stack applications. Build scalable APIs and services, implement Terraform-based infrastructure, develop automated tests, maintain frontend (React/TypeScript) and backend (Node.js/C#), work with PostgreSQL, Docker, GitLab CI/CD, and collaborate across architecture and product teams.

Senior full-stack engineer owning backend services, APIs and data models and contributing to frontend dashboards. Deliver end-to-end features, drive architecture and quality, collaborate with Product/Design, solve reliability and performance issues, and mentor cross-team technical standards.