Senior React Developer

Position Name :: React Developer Location: Chicago, IL Position Type: W2/Fulltime Prefer USC/GC but open for all who Authorized to work Education- Required a Bachelor degree and equivalent We are seeking a highly experienced Senior React Developer with extensive hands-on expertise in React.js and enterprise application development. The ideal candidate will have a strong UI development background and experience designing, developing, and maintaining complex, scalable web applications. The role also requires solid experience with cloud platforms, CI/CD, automated deployments, and enterprise security frameworks. Azure experience is preferred, while strong AWS experience will also be considered. The successful candidate will work closely with product managers, architects, designers, backend engineers, DevOps teams, and security teams to deliver secure, high-quality enterprise applications. Key Responsibilities Design, develop, test, and maintain complex enterprise web applications using React.js.Build reusable, scalable, and high-performance UI components and front-end architectures.Translate business and functional requirements into responsive and user-friendly web interfaces.Develop and maintain modern React-based applications using industry-standard development practices.Collaborate with UX/UI designers to implement intuitive, accessible, and responsive user experiences.Integrate React applications with RESTful APIs and backend services.Optimize application performance, scalability, reliability, and browser compatibility.Participate in code reviews and contribute to front-end development standards and best practices.Troubleshoot and resolve application defects, performance issues, and production incidents.Develop automated unit, integration, and UI tests to ensure application quality.Work with DevOps teams to support CI/CD pipelines, application deployments, and automated release processes.Deploy and support applications in Microsoft Azure and/or AWS cloud environments.Implement and maintain authentication and authorization mechanisms for enterprise applications.Integrate applications with Okta or other enterprise identity and access management platforms.Follow enterprise security standards and best practices throughout the application development lifecycle.Participate in Agile/Scrum ceremonies, sprint planning, backlog refinement, and technical design discussions.Collaborate with cross-functional teams to deliver secure, scalable, and maintainable solutions. Required Qualifications React Development Primary Requirement Extensive hands-on experience with React.js.Strong experience building and maintaining complex enterprise applications.Excellent understanding of modern React concepts, component architecture, hooks, state management, and reusable UI patterns.Strong UI/front-end development background.Experience developing responsive, accessible, and cross-browser-compatible web applications.Strong knowledge of JavaScript and/or TypeScript.Experience consuming and integrating REST APIs and backend services.Strong understanding of front-end performance optimization and application scalability.Experience with modern front-end development tools, build processes, and testing frameworks. Cloud & DevOps Experience developing and deploying applications in a cloud environment.Microsoft Azure experience is preferred.Strong AWS experience will be considered in lieu of Azure.Familiarity with:CI/CD pipelinesAutomated deploymentsRelease managementBuild and deployment automationSource control and branching strategiesCloud-based application environmentsExperience working with DevOps teams and enterprise deployment processes. Security & Identity Experience implementing authentication and authorization in enterprise applications.Experience integrating applications with Okta is preferred.Understanding of OAuth 2.0, OpenID Connect, JWT, SSO, or similar authentication technologies.Knowledge of enterprise security practices and secure application development principles.Ability to work with security and infrastructure teams to address application security requirements. https://www.linkedin.com/company/hyr-global-source-inc