Critical Mass is hiring a
Senior Developer

Summary

Join our team as a web developer and be part of an experience design agency that thrives on collaboration and prototyping. You'll work with the latest technologies, including ES6, pub/sub architecture, and clean component-based approach to deliver reusable, innovative, and responsive experiences.

Requirements

• Strong communication skills with a team-centric approach to discussion and decision making within a distributed team
• Expertise in JavaScript - specifically ES6, Vue.js, pub/sub architecture, and REST APIs
• Experience using HTML5 semantic markup, CSS3, and CSS & SVG-based animation on responsive consumer-facing websites
• Full command of Git, the terminal, continuous deployment and integration, and other modern fundamentals
• Strong troubleshooting ability and technical analysis skills - web performance optimization included
• WCAG accessibility experience

Responsibilities

• Collaborate with Design and UX to prototype user interactions
• Mentor other front-end developers
• Ensure compatibility of code across devices and viewport sizes
• Assess and optimize page performance and WCAG compliance
• Work with delivery team to ensure overall quality of the experience and support this with tests and documentation

Preferred Qualifications

• Experience developing within CMS platforms, preferably Adobe Experience Manager 6.4 or newer
• Experience with performance optimization techniques
• Experience using and configuring build automation tools (Vite, npm, etc.)
• Agency experience

Benefits

• Competitive benefits packages
• Vacation, compassionate leave, sick days, and flex days
• Access to online services for families and new parents
• End-of-year closure days (not deducted from vacation balance)
• Diversity and Inclusion Board with 12 affinity groups
• Internal learning and development program