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Senior UI Developer

Job in Calgary, Alberta, D3J, Canada
Listing for: Compunnel, Inc.
Full Time position
Listed on 2026-01-28
Job specializations:
  • Software Development
    Software Engineer, Front End Developer, Full Stack Developer, React.js
Job Description & How to Apply Below

We are seeking a Senior UI Developer with strong experience in React

JS to join our team. This role is essential in designing and developing scalable, high-performance web applications. You'll work collaboratively with cross-functional teams to deliver seamless, user-friendly digital experiences.

Key Responsibilities:

  • Build reusable, maintainable components and front-end libraries
  • Translate complex UI/UX wireframes into high-quality code
  • Optimize components for speed and performance across all platforms and devices
  • Collaborate with product managers, UX/UI designers, and backend engineers to ensure cohesive development
  • Apply best practices for front-end development, including accessibility and responsive design
  • Participate in code reviews, design discussions, and Agile ceremonies
  • Take ownership of features from design to implementation
Qualifications:
  • 5+ years of professional front-end development experience with a strong focus on ReactJS
  • Experience with Redux, MobX, or other state management libraries
  • Skilled in using build tools like Webpack, Babel, or Vite
  • Experience working with RESTful APIs, Graph

    QL, and modern authentication (e.g., JWT)
  • Familiarity with CI/CD pipelines and Git version control
  • Strong understanding of performance optimization, accessibility standards (WCAG), and responsive design
  • Excellent communication and collaboration skills with an emphasis on team culture
  • Proven ability to manage multiple projects and deadlines in an Agile development environment
Preferred

Skills:

  • Experience with Type Script for type-safe development
  • Familiarity with testing frameworks such as Jest and Enzyme
  • Background or experience with Java
  • Knowledge of Docker or containerized development environments
Soft Skills:
  • Strong team player with a proactive and self-motivated mindset
  • Ability to adapt quickly and work in fast-paced, collaborative settings
  • Excellent problem-solving and critical-thinking skills
  • Strong cultural fit with a focus on positive team dynamics and open communication
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Position Requirements
10+ Years work experience
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