Senior React Developer/Architect

Senior React Developer/ArchitectCategory: Software Development/ EngineeringMain location: United States, Colorado, CentennialPosition ID: J0426-1328Employment Type: Full TimeCGI is seeking a highly skilled Senior React Developer / Architect to join our CGI Team!Support a client-facing digital initiative in the Denver, CO (Centennial) area. This is a hands-on consulting role focused on designing and delivering high-quality, scalable, and high-performance front-end solutions using React and TypeScript.This position is based at the client site (Centennial, CO) and requires onsite presence Tuesday through Thursday each week.The ideal candidate brings deep front-end engineering expertise, strong architectural judgment, and the ability to collaborate closely with UX designers, backend engineers, and cross-functional stakeholders to deliver enterprise-grade digital applications.Your future duties and responsibilities:Design and implement modular, high-quality front-end features using React and TypeScriptDefine and maintain scalable front-end architecture to support long-term maintainability and growthDevelop reusable Node.js modules and shared libraries to promote cross-project consistencyBuild intuitive, accessible user interfaces using Material UI or comparable design systemsIntegrate applications with RESTful and/or GraphQL APIs, optimizing data access and state managementImplement comprehensive UI testing strategies using tools such as Jest, Cypress, and React Testing LibraryOptimize build performance and bundle efficiency using modern tooling (e.g., Webpack)Ensure solutions meet enterprise standards for performance, accessibility, and securityPartner with backend engineers to define API contracts and improve data-fetching strategiesTroubleshoot complex UI, caching, and state management issuesContribute to technical design discussions, conduct code reviews, and mentor junior developersStay current with emerging front-end trends, frameworks, and best practicesRequired qualifications to be successful in this role:10 years of front-end engineering experience, including significant production experience with ReactDeep proficiency in TypeScript, with a strong understanding of scalable typing patterns and coding standardsProfessional experience with Express.js and Next.jsExperience with AEM or SitecoreExperience implementing enterprise UI design systems such as Material UI or similar frameworksWorking knowledge of Node.js, including development of shared packages or internal librariesHands-on experience implementing automated front-end testing strategiesStrong understanding of modern build tooling, module bundling, tree shaking, and performance optimization techniquesExperience with state management libraries such as Redux, Zustand, Recoil, or similarProven ability to improve application performance through lazy loading, code splitting, and bundle optimizationExperience integrating RESTful services and/or GraphQL APIs with efficient data handling strategiesFamiliarity with CI/CD pipelines and front-end release management practicesStrong analytical and troubleshooting skills in complex client-side environmentsExcellent communication skills and ability to collaborate across product, design, engineering, and business teamsStrongly PreferredExperience with SPA EditorFamiliarity with server-side rendering frameworks such as Next.jsExperience working within micro-frontend or modular front-end architecturesKnowledge of accessibility standards (WCAG) and advanced front-end performance optimization techniquesPrior consulting or client-facing experienceBenefitsCompetitive compensationComprehensive insurance optionsMatching contributions through the 401(k) plan and the share purchase planPaid time off for vacation, holidays, and sick timePaid parental leaveLearning opportunities and tuition assistanceWellness and Well-being programsEqual Opportunity StatementQualified applicants will receive consideration for employment without regard to their race, ethnicity, ancestry, color, sex, religion, creed, age, national origin, citizenship status, disability, pregnancy, medical condition, military and veteran status, marital status, sexual orientation or perceived sexual orientation, gender, gender identity, and gender expression, familial status or responsibilities, reproductive health decisions, political affiliation, genetic information, height, weight, or any other legally protected status or characteristics to the extent required by applicable federal, state, and local laws where we do business.J-18808-Ljbffr