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Senior React developer for complex web appFreelanceJobsCanada

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Senior React developer for complex web app

FreelanceJobs
  • CA
    Canada
  • CA
    Canada

À propos

We are looking for a highly experienced Senior React Developer to join our team and contribute to the development of a complex, large-scale web application. This is not a simple marketing site — the product includes advanced user workflows, dynamic data handling, and performance-sensitive features.
We need someone who thinks in systems, not just components.
Responsibilities
- Architect and implement scalable, maintainable frontend solutions using React
- Translate product and UI/UX requirements into clean, production-ready code
- Build reusable, well-structured component systems
- Optimize application performance and improve Core Web Vitals
- Collaborate closely with backend engineers, designers, and product managers
- Participate in code reviews and contribute to frontend best practices
- Identify and reduce technical debt proactively
Required Skills & Experience
- 5+ years of professional React experience
- Strong proficiency in TypeScript and modern JavaScript (ES6+)
- Experience building complex, data-driven applications
- Deep understanding of state management patterns
- Solid knowledge of performance optimization techniques
- Strong HTML/CSS fundamentals (responsive design, accessibility basics)
- Experience integrating RESTful or GraphQL APIs
- Familiarity with Git workflows and collaborative development
Nice to Have
Experience with or server-side rendering
Experience with design systems and component libraries
Testing experience (Jest, React Testing Library, etc.)
Understanding of system design principles
Contract duration of more than 6 months. with 40 hours per week.
  • Canada

Compétences linguistiques

  • English
Avis aux utilisateurs

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