REACT JS DEVELOPER

Job Summary:

• Collaborate with Product and UX teams to shape application look-and-feel and enhance user experience

• Maintain front-end codebase integrity, architecture, and platform standards

• Design, develop, test, deploy, and support front-end solutions in a cloud-native, full-stack toolchain

• Write clean, maintainable, and testable code in accordance with JPMC standards

• Conduct and participate in code reviews to promote best practices and continuous process improvement

• Build reusable, shareable UI components and design-system elements

• Integrate front-end features with partner technology teams and back-end services

• Actively participate in Scrum ceremonies (planning, stand-ups, retrospectives) with product owners and cross-functional teams

• Research and evangelize new front-end methodologies, tools, and technologies

Required Qualifications & Skills

• Professional software engineering experience with formal training or certification

• Deep expertise in modern front-end technologies:

>> React (hooks, component-based architecture, state management, context/Redux)

>> TypeScript & JavaScript (ES6+ features, promises, async patterns)

>> CSS (modern techniques, preprocessors, responsive design)

>> Single-Page Applications (SPAs) and RESTful integrations

• Proficient with build tools and version control:

>> Webpack, Rollup, Git/GitHub

• Strong understanding of enterprise web application lifecycle (design, build, deploy)

• Experience with UI testing and quality frameworks:

>> Jest, Cypress, React Testing Library

• Familiarity with accessibility standards (ADA/WCAG), UI design systems, and content management systems

• Exposure to web analytics, digital-marketing experimentation, and performance metrics

• Hands-on with CI/CD and DevOps tooling (e.g., Jenkins pipelines)

• Excellent collaboration and influencing skills across product, UX, analytics, and compliance teams

Preferred Qualifications & Skills

• Broad knowledge of the Software Development Life Cycle (SDLC) and Agile/Scrum methodologies

• Proficiency in test automation frameworks and BDD tools (e.g., Cucumber, Smartspec)

• Understanding of reactive programming paradigms and futures/promises beyond core JavaScript