Sr. ReactJS Engineer at Denver USA

Position: Sr. ReactJS Engineer at Denver USA Job Description: Senior React Developer (React, TypeScript, Node.js)/ Architect Justification Senior React Developer (React, TypeScript, Node.js) Principal Accountabilities • Focuses on application development and tools. Ability to write code and test new and innovative web applications, integrate web tools or new features, develop or integrate new code, maintain and address existing code. • Application development of global websites using C++, Java, XML, HTML, CGI, JSP, Javascript, AJAX, multimedia applications, database and data modeling tools and other languages or software tools as needed. Maintaining web standards and best practices. • Design user interfaces within existing style guidelines. Actively participate in user interface implementation from initial planning/design to project release. Effectively communicate conceptual ideas, design rationale and the specifics of user centered design process. • Actively plan, analyze and review functional and technical specification documents. Create holistic design solutions that address design, layout and maintenance, and web performance. Job Complexity • Requires in-depth knowledge and experience • Solves complex problems; takes a new perspective using existing solutions • Works independently; receives minimal guidance • Acts as a resource for colleagues with less experience • Represents the level at which career may stabilize for many years or even until retirement • Contributes to process improvements • Typically resolves problems using existing solutions • Provides informal guidance to junior staff • Works with minimal guidance Job Description Senior React Developer (React, TypeScript, Node.js) We are looking for a Senior React Developer with expertise in React, Material UI, TypeScript, and Node.js to help build and optimize highperformance web applications. The ideal candidate has a strong foundation in front-end development, best practices, advanced TypeScript skills, and experience with modern JavaScript build tools like Webpack. Experience in Node.js library packaging, design systems, and optimizing front-end performance is highly desirable. Responsibilities • Develop and optimize React components, ensuring reusability, maintainability, and performance. • Architect and maintain a scalable React application structure, following best practices for long-term sustainability. • Build and package Node.js libraries to be reusable across multiple projects. • Write clean, efficient, and scalable TypeScript code, ensuring strong type safety and maintainability. • Build UI components using Material UI, ensuring consistency with design guidelines. • Integrate and consume RESTful APIs or GraphQL endpoints efficiently. • Implement and manage front-end testing using frameworks such as Jest, Cypress, or React Testing Library. • Optimize Webpack configurations for faster builds, better bundling, and improved performance. • Ensure adherence to best practices for performance optimization, accessibility, and security. • Collaborate closely with backend teams to integrate APIs and optimize data fetching strategies. • Debug and resolve complex issues across the front-end stack, including state management and caching strategies. • Stay updated with the latest trends in React, TypeScript, and front-end development to deliver best-in-class solutions. • Participate in code reviews, mentor junior developers, and contribute to technical discussions. Qualifications • 10+ years of experience in front-end development, with at least 8+ years of hands-on React experience. • Advanced TypeScript skills, with a focus on type safety and best practices. • Strong experience with Material UI for building accessible, consistent UIs. • Solid understanding of Node.js and experience with Node.js library packaging. • Hands-on experience with front-end test frameworks (Jest, Cypress, React Testing Library). • Deep understanding of Webpack, including performance optimizations, tree shaking, and bundle splitting. • Familiarity with state management solutions such as Redux, Zustand, or Recoil. • Experience with performance tuning, lazy loading, and optimizing Lighthouse scores. • Familiarity with CI/CD pipelines and DevOps practices for front-end deployments. • Strong knowledge of RESTful APIs and GraphQL, with experience in efficient data fetching strategies. • Excellent problem-solving skills and the ability to debug complex front-end issues. • Strong communication skills, with the ability to collaborate effectively with designers, backend developers, and stakeholders. Must Have Skills • React • Material UI • TypeScript • Storybook • SASS Nice to Have • AEM Cloud with SPA Editor experience Annual Hiring Range/Hourly Rate: $80,100.00 - $143,000.00 Actual compensation offer to candidate may vary from posted hiring range based upon geographic location, work experience, education, and/or skill level. The pay ratio between base pay and target incentive (if applicable) will be finalized at offer. Location: US-CO-Denver, Colorado (Panorama Arrow Building) Time Type: Full time Job Category: Engineering Services EEO Statement: Arrow is an equal opportunity employer. All applicants will be considered for employment without attention to race, color, religion, gender, age, sexual orientation, gender identity, national origin, veteran or disability status. (Arrow EEO/AAP policy) We anticipate this requisition will be open for a minimum of five days, though it may be open for a longer period of time. We encourage your prompt application. In any materials you submit, you may redact or remove age-identifying information such as age, date of birth, or dates of school attendance or graduation. You will not be penalized for redacting or removing this information.

Created: 2026-03-13