Build accessible enterprise interfaces as a Senior Front End Developer in Toronto, using JavaScript or TypeScript frameworks onsite five days weekly. Support Ontario digital services through responsive, component-based development.

The Government Services Integration Cluster seeks a senior developer for its enterprise platform. You will translate specifications, wireframes, prototypes, user stories, and acceptance criteria into tested frontend applications. The assignment involves APIs, identity services, security, accessibility, performance, and deployment.

Key Responsibilities:

- Design and maintain responsive, accessible frontend platform capabilities
- Develop reusable components using approved frameworks and design patterns
- Integrate interfaces with APIs, identity, workflows, and platform services
- Create unit, component,



integration, accessibility, and end-to-end tests
- Diagnose browser, performance, security, and integration issues

Requirements:

- Extensive large-scale, multi-client web application development experience
- Strong contemporary JavaScript or TypeScript framework experience
- Experience with Azure DevOps, source control, and Agile methods
- Knowledge of REST, OAuth 2.0, JSON Web Tokens, and SSL
- Experience applying AODA and WCAG accessibility standards

Use frontend architecture, secure integration, testing, and accessibility expertise to deliver reliable enterprise experiences for Ontario businesses.

📌 Senior Front End Developer Toronto
🏢 Cleo Consulting
📍 Toronto