Software Engineer III - Frontend/React

JPMorgan Chase & Co.•Palo Alto, CA

About The Position

We have an exciting and rewarding opportunity for you to take your software engineering career to the next level. As a Software Engineer III at JPMorganChase within the Commercial and Investment Bank, you serve as a seasoned member of an agile team to design and deliver trusted market-leading technology products in a secure, stable, and scalable way. You are responsible for carrying out critical technology solutions across multiple technical areas within various business functions in support of the firm’s business objectives.

Requirements

Formal training or certification in software engineering concepts with 3+ years of applied experience
Hands-on experience with React including functional components, hooks, context API, and modern React patterns
Proficiency in TypeScript with a solid understanding of type systems, generics, interfaces, and advanced typing patterns
Experience with state management solutions such as Redux, Redux Toolkit, Zustand, Recoil, or React Query
Solid understanding of modern JavaScript (ES6+), including async/await, destructuring, modules, and functional programming concepts
Proficiency with HTML5, CSS3, and modern styling approaches including CSS-in-JS (Styled Components, Emotion), Sass/SCSS, or Tailwind CSS
Experience with front-end build tools and bundlers such as Webpack, Vite, or esbuild
Hands-on experience with testing frameworks including Jest, React Testing Library, and Cypress or Playwright for end-to-end testing
Strong knowledge of the Software Development Life Cycle (SDLC) and agile methodologies
Solid understanding of CI/CD pipelines, version control (Git), and code review best practices
Experience with RESTful API and/or GraphQL integration in front-end applications

Nice To Haves

Experience with AI-powered development tools such as GitHub Copilot, Claude Code, or similar coding assistants to accelerate development workflows
Familiarity with AI agents and LLM integration for building intelligent UI features or automating development tasks
Exposure to AWS services relevant to front-end deployment and hosting (CloudFront, S3, Amplify, Route 53)
Familiarity with design systems and component libraries (Material UI, Chakra UI, Ant Design) or experience building custom design systems
Knowledge of micro-frontend architecture patterns and module federation and data visualization libraries (D3.js, Chart.js, Recharts)
Experience with performance optimization techniques including code splitting, lazy loading, caching strategies, and Core Web Vitals optimization
Experience with Understanding of back-end technologies (Node.js, Java/Spring Boot) and how front-end applications interact with APIs

Responsibilities

Designs, develops, and deploys modern, responsive web applications using React and TypeScript, ensuring exceptional user experience, performance, and accessibility
Architects and implements scalable front-end solutions with a focus on component-driven development, state management, and reusable UI libraries
Creates secure, high-quality production code following best practices for React design patterns, including hooks, context API, and modern rendering strategies (SSR, SSG, CSR)
Produces architecture and design artifacts for complex front-end applications while being accountable for ensuring design constraints, performance benchmarks, and accessibility standards are met
Collaborates closely with UX/UI designers and back-end engineers to translate designs into pixel-perfect, interactive interfaces and integrate RESTful/GraphQL APIs
Proactively identifies performance bottlenecks, hidden problems, and patterns in application metrics, using these insights to drive improvements to front-end architecture and code quality
Contributes to software engineering communities of practice and events that explore new and emerging technologies, including modern front-end frameworks and AI-assisted tooling