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This job expired on 01/08/2026. It no longer accepts applications.
Senior Front-End Software Developer
Teckhorizon Inc · Toronto
Job description
About the role
The client is looking for a Senior Front-End Software Developer to lead the design, development, and enhancement of a central Special Events web application used by city divisions for permit processing, safety submissions, and information sharing.
Key responsibilities
- Design, develop, test, and implement modern SPA components using React and related technologies.
- Create and maintain technical specifications, architecture, and integration documentation.
- Develop and integrate multiple sub‑forms supporting event permits and safety submissions.
- Troubleshoot and resolve issues related to functionality, data integrity, system integrations, and user access.
- Collaborate with parallel development teams to ensure seamless integration across solution components.
- Participate in planning, estimation, and delivery of development activities.
- Ensure compliance with accessibility, privacy, security, and operational standards.
Required profile
- 10+ years of front‑end development experience building SPAs with React, JavaScript, HTML5, CSS3, Bootstrap, jQuery, Backbone.js, and Stencil.js.
- 10+ years of accessibility expertise (WCAG 2.x AA, AODA, WAI‑ARIA).
- 10+ years of authentication and security experience (OpenID Connect, PKCE, Authorization Code Flow).
- Strong background in application architecture, system integration, technical documentation, risk assessment, and QA/UAT support.
- Proven technical leadership, independent work style, and experience on large‑scale enterprise applications.
- Post‑secondary degree in Computer Science or equivalent experience.
- Excellent verbal and written communication skills.
Required skills
- React
- JavaScript
- HTML5
- CSS3
- Bootstrap
- jQuery
- Backbone.js
- Stencil.js (Web Components)
- REST API integration
- WCAG 2.x AA, AODA, WAI‑ARIA
- OpenID Connect, PKCE, Authorization Code Flow
- Web security best practices
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Teckhorizon Inc
Toronto
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