Senior Front-End Developer for Communications (Calgary)

Join Critical Mass as a Senior Front-End Developer in our Communications team for a contract role. You will deliver pixel-perfect designs and optimize web performance for high-visibility projects. This contract position lasts from July 1 to September 25, 2026. You'll collaborate with design, UX, and delivery teams to ensure seamless implementations for consumer-facing websites. Your expertise in HTML5, CSS3, and responsive design will be essential to meet tight deadlines and maintain high standards. Key Responsibilities: • Deliver pixel-perfect front-end implementations for all devices • Collaborate closely with Design and UX for optimal results • Optimize web performance and ensure WCAG compliance • Produce clear code with thorough documentation • Jump into high-velocity production work with minimal onboarding Requirements: • 5+ years' experience in HTML5 and CSS3 • Proficient in responsive design and pixel-perfect implementation • Expertise in Git and modern development practices • Solid problem-solving and troubleshooting skills • Familiarity with design systems and accessibility standards Deliver high-quality, efficient code while driving impactful digital experiences at Critical Mass. Apply on Kit Job: kitjob.ca/job/2pimyh