Senior Lead Frontend React Developer

Senior Lead Frontend React DeveloperExperience: 15+ Years (Frontend Engineering & UI Architecture Experience)Employment Type: Full-Time (W2 Only)Location: USA (Hybrid / Onsite)Work Authorization: H4 EAD, L2S, GC EAD, Green Card, US CitizenJob SummaryWe are seeking a highly accomplished Senior Lead Frontend React Developer to lead the architecture, design, development, and modernization of enterprise-scale web applications. The ideal candidate will possess deep expertise in React.js, TypeScript, JavaScript, Frontend Architecture, UI Engineering, Micro Frontends, Cloud Technologies, and Enterprise Web Applications, with proven leadership experience driving frontend engineering excellence.This role requires ownership of frontend architecture, component design systems, application performance, scalability, accessibility, security, and enterprise UI modernization initiatives.Key ResponsibilitiesLead the design, architecture, and development of enterprise-grade web applications using React.js.Architect scalable, reusable, and modular component-based UI frameworks and design systems.Develop responsive, accessible, and high-performance user interfaces using modern frontend technologies.Define frontend architecture standards, coding guidelines, and engineering best practices.Build and optimize enterprise applications using React.js, TypeScript, JavaScript (ES6+), HTML5, CSS3, and SCSS.Design and implement advanced state management solutions using Redux Toolkit, Context API, and React Hooks.Develop and integrate RESTful APIs and GraphQL services with backend microservices.Optimize application performance using lazy loading, code splitting, memoization, virtual DOM optimization, and bundle optimization.Ensure compliance with WCAG accessibility standards, cross-browser compatibility, and responsive design principles.Lead code reviews, mentor frontend engineers, and drive Agile delivery across multiple teams.Collaborate with UX/UI Designers, Backend Engineers, DevOps, Product Owners, and Architects to deliver high-quality enterprise solutions.Required Technical SkillsFrontend TechnologiesReact.jsTypeScriptJavaScript (ES6+)HTML5CSS3SCSS / SASSResponsive Web DesignReact EcosystemReact HooksFunctional ComponentsRedux ToolkitContext APIReact RouterAxiosReact Query (TanStack Query)Frontend ArchitectureComponent-Based ArchitectureMicro Frontend ArchitectureDesign SystemsState ManagementPerformance OptimizationAccessibility (WCAG)Cross-Browser CompatibilityAPI & IntegrationREST APIsGraphQLJSONJWT AuthenticationOAuth2Build & Development ToolsWebpackViteBabelNPMYarnCloud & DevOpsAWS / Azure / GCPDockerKubernetesGitGitHub / GitLab / BitbucketAzure DevOpsJenkinsGitHub ActionsCI/CD PipelinesTestingJestReact Testing LibraryCypressPlaywrightUnit TestingIntegration TestingEnd-to-End TestingLeadership & Architecture ExpectationsProven experience leading enterprise frontend engineering teams.Strong expertise in architecting scalable frontend platforms and reusable UI component libraries.Experience defining frontend standards, governance, and development best practices.Ability to translate complex business requirements into enterprise-grade frontend solutions.Strong stakeholder management, communication, and technical leadership skills.Experience mentoring developers, conducting architecture reviews, and driving frontend modernization initiatives.Preferred QualificationsExperience with Next.js (SSR/SSG).Exposure to Node.js and backend API integration.Experience implementing Micro Frontend Architecture.Knowledge of Progressive Web Applications (PWA).Experience integrating AI/ML or GenAI-powered frontend features.Experience in Banking, Healthcare, Insurance, Retail, Telecom, or Financial Services domains.Eligibility & ComplianceW2 Full-Time OnlyNo C2CNo Consultancy or Vendor ProfilesHow to Apply📩 Share your updated resume to:manish.g@precisiontechcorp.com