Senior Front End Developer

Join to apply for the Senior Front End Developer role at Quantum Management Services Ltd.

Position: Front-End Developer Location: Hybrid - 3 days onsite in North York Job Type: Permanent

Are you motivated to create technology that supports a cleaner, more sustainable future? This is an opportunity to join a growing organization that helps large-scale energy users improve efficiency, cut costs, and reduce their environmental footprint. If you're driven by impactful work and enjoy building modern, user-friendly digital experiences, this role offers the chance to contribute to meaningful change.

As the company continues to expand across Canada and internationally, they are seeking talented professionals who are passionate about sustainability, innovation, and modern software development. You'll join a collaborative, fast-paced team that's shaping the future of energy management through intuitive, data‑driven software solutions.

• Develop and review user stories, functional requirements, technical specifications, and test cases for high‑quality front‑end features.
• Perform detailed code reviews focused on performance, quality, maintainability, and front‑end best practices.
• Build, maintain, and optimize the front‑end development pipeline using modern tools such as Babel, Webpack, and NPM.
• Implement clean, responsive, and intuitive user interfaces using HTML5, CSS, React/JSX, and modern design tools.
• Collaborate using version control (Git) and follow consistent workflows for shared codebases.
• Identify and resolve issues related to third‑party libraries, API integrations, and cross‑browser compatibility.
• Participate in Agile ceremonies including sprint planning, standups, and retrospectives.
• Ensure all front‑end components are optimized for speed, scalability, and long‑term maintainability.
• Keep up with emerging frameworks, tools, and best practices in modern JavaScript and front‑end development.
• Work closely with product, design, and back‑end teams to build seamless user experiences.

• 4+ years of hands‑on experience building production‑ready user interfaces using modern front‑end technologies (JavaScript, React.js, CSS/SASS).
• Strong communication skills and the ability to collaborate effectively with cross‑functional teams.
• Solid understanding of the front‑end ecosystem, including tooling (Babel, Webpack, NPM) and modern development workflows.
• Hands‑on experience with Git and collaborative development practices (e.g., Git Hub workflows).
• Proficiency with React.js and related libraries (Redux, Hooks; functional and class components).
• Strong debugging and problem‑solving skills, particularly around performance, browser compatibility, and dependency management.
• Experience building responsive, mobile‑first interfaces that scale across devices.

Please send your resume in Word format to Bronwyn Massey at b

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