Senior React Developer
6 Months contract Contract to Hire
Denver, CO area (Centennial).
Job Description:
Senior React Developer
Position Description
Senior React Developer to support a client-facing digital initiative in the Denver, CO area (Centennial).
This is a hands-on consulting role focused on designing and delivering high-quality, scalable, and performant front-end solutions using React and TypeScript.
The ideal candidate brings deep front-end engineering expertise, strong architectural instincts, and the ability to collaborate closely with UX, backend engineering, and cross-functional stakeholders to deliver enterprise-grade digital applications.
Your future duties and responsibilities
How you'll make an impact
Design and implement modular, high-quality front-end features using React and TypeScript
Establish and maintain scalable front-end architecture supporting long-term maintainability and growth
Develop reusable Node.js modules and shared libraries to drive cross-project consistency
Build intuitive, accessible user interfaces leveraging Material UI or comparable design systems
Integrate applications with RESTful and/or GraphQL APIs, optimizing data access and state management
Implement comprehensive UI testing strategies using Jest, Cypress, React Testing Library, or similar tools
Optimize build performance and bundle efficiency through modern tooling such as Webpack and related technologies
Ensure solutions meet enterprise standards for performance, accessibility, and security
Partner with backend engineers to define API contracts and improve data-fetching strategies
Troubleshoot complex UI, caching, and state management challenges
Contribute to technical design discussions, conduct code reviews, and mentor junior developers
Stay current with evolving front-end trends, frameworks, and best practices
Required qualifications to be successful in this role
What you'll bring
10+ years of front-end engineering experience, including significant production experience with React
Deep proficiency in TypeScript with strong understanding of scalable typing patterns and coding standards
Experience implementing enterprise UI design systems such as Material UI or similar frameworks
Working knowledge of Node.js, including development of shared packages or internal libraries
Hands-on experience implementing automated front-end testing strategies
Strong understanding of modern build tooling, module bundling, tree shaking, and performance optimization techniques
Experience with state management libraries such as Redux, Zustand, Recoil, or similar tools
Proven ability to improve application performance through lazy loading, code splitting, and bundle optimization
Experience integrating RESTful services and/or GraphQL APIs with efficient data handling strategies
Familiarity with CI/CD pipelines and release management practices for front-end deployments
Strong analytical and troubleshooting skills in complex client-side environments
Effective communication skills and ability to collaborate across product, design, backend engineering, and business teams
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