Senior Web Developer jobs

We are growing our capabilities across Atlantic Canada and are seeking a Senior Full Stack Developer with 10+ years of backend development experience to join our team. This is a permanent, full-time role with a hybrid work model requiring 2–3 days per week onsite from one of our Atlantic office locations: Halifax, NS; Moncton, NB; Fredericton, NB; Stratford, PE; or St. John’s, NL.

In this role, you will contribute to the design, development, and optimization of modern web applications, supporting both backend and frontend initiatives. You will collaborate with cross-functional teams, leveraging your experience in Node.js, React, relational databases, API development, cloud services, and DevOps practices to deliver scalable, secure, and high-quality solutions.

Your future duties and responsibilities

• Develop, optimize, and maintain backend services using Node.js
• Design and implement RESTful and GraphQL APIs using Apollo Server
• Work with relational databases, primarily PostgreSQL (transitioning from MySQL)
• Implement caching strategies with Redis to improve performance
• Build and deploy applications in AWS using Lambda, ECS, SQS, and RDS
• Support CI/CD processes using GitHub Actions and troubleshoot pipeline issues
• Integrate backend services with React applications
• Participate in Agile ceremonies, sprint planning, estimations, and retrospectives
• Follow DevOps practices for building and managing Docker images, containers, and orchestrations

Required qualifications to be successful in this role

• 10+ Years of software development experience
• 6+ years of Node.js backend development experience
• 6+ years of experience working with relational databases (PostgreSQL preferred)
• Deep understanding of REST, GraphQL, and event-driven architectures
• 5+ years of experience building and scaling applications in AWS
• 4+ years working with caching systems, ideally Redis
• Experience working in Agile and Continuous Deployment environments
• Strong understanding of Git and GitHub workflows
• Strong experience with Kafka

Nice to have:

• Experience building and managing Docker containers
• Familiarity with container orchestration (AWS ECS, Kubernetes)
• Experience designing and maintaining CI/CD pipelines with GitHub Actions

CGI is providing a reasonable estimate of the pay range for this role. The determination of this range includes factors such as skill set level, geographic market, experience and training, and licenses and certifications. Compensation decisions depend on the facts and circumstances of each case. A reasonable estimate of the current range is $65,000–$125,000. This role is an existing vacancy.

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Together, as owners, let’s turn meaningful insights into action.

Life at CGI is rooted in ownership, teamwork, respect and belonging. Here, you’ll reach your full potential because…

You are invited to be an owner from day 1 as we work together to bring our Dream to life. That’s why we call ourselves CGI Partners rather than employees. We benefit from our collective success and actively shape our company’s strategy and direction.

Your work creates value. You’ll develop innovative solutions and build relationships with teammates and clients while accessing global capabilities to scale your ideas, embrace new opportunities, and benefit from expansive industry and technology expertise.

You’ll shape your career by joining a company built to grow and last. You’ll be supported by leaders who care about your health and well-being and provide you with opportunities to deepen your skills and broaden your horizons.

At CGI, we value the strength that diversity brings and are committed to fostering a workplace where everyone belongs. We collaborate with our clients to build more inclusive communities and empower all CGI partners to thrive. As an equal-opportunity employer, being able to perform your best during the recruitment process is important to us. If you require an accommodation, please inform your recruiter.

To learn more about accessibility at CGI, contact us via email. Please note that this email is strictly for accessibility requests and cannot be used for application status inquiries.

Come join our team—one of the largest IT and business consulting services firms in the world.