Software Engineer II - React Js

Job Description:

You’re ready to gain the skills and experience needed to grow within your role and advance your career — and we have the perfect software engineering opportunity for you.

As a Software Engineer II -  React Js  at JPMorgan Chase within the Commercial & Investment Bank, you'll be a part of an agile team that works to enhance, design, and deliver the software components of the firm’s state-of-the-art technology products in a secure, stable, and scalable way. As an emerging member of a software engineering team, you execute software solutions through the design, development, and technical troubleshooting of multiple components within a technical product, application, or system, while gaining the skills and experience needed to grow within your role.

Job responsibilities

• Design, develop, and troubleshoot scalable React-based applications with a focus on performance and maintainability.
• Write secure, high-quality production code using JavaScript/TypeScript and modern React features (e.g., hooks, context, state management).
• Collaborate closely with backend engineers (Spring Boot, AWS) to deliver seamless end-to-end solutions.
• Develop, consume, and maintain RESTful and GraphQL APIs, ensuring robust integration between front-end and microservices.
• Contribute to the design and implementation of micro front ends within a microservices architecture (e.g., using Module Federation, Single-SPA).
• Implement and maintain front-end testing using tools such as Jest, React Testing Library, and Cypress and utilize modern front-end build tools and deployment pipelines (e.g., Webpack, Babel, Vite, Jenkins, GitHub Actions).
• Produces architecture and design artifacts for complex applications while being accountable for ensuring design constraints are met by software code development
• Gathers, analyzes, synthesizes, and develops visualizations and reporting from large, diverse data sets in service of continuous improvement of software applications and systems
• Proactively identifies hidden problems and patterns in data and uses these insights to drive improvements to coding hygiene and system architecture
• Contributes to software engineering communities of practice and events that explore new and emerging technologies
• Adds to team culture of diversity, opportunity, inclusion, and respect
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Required qualifications, capabilities, and skills

• Formal training or certification on software engineering concepts and 4+ years applied experience
• Hands-on practical experience in system design, application development, testing, and operational stability
• Proficient in coding in one or more languages; React.js, JavaScript/TypeScript, and building scalable front-end applications
• Strong understanding of modern React features (hooks, context, state management) and front-end architecture
• Experience with micro front ends and microservices architectures and experience with front-end testing frameworks (Jest, React Testing Library, Cypress)
• Solid understanding of APIs (RESTful, GraphQL) and integration with backend services
• Familiarity with Spring Boot and AWS cloud services
• Experience in developing, debugging, and maintaining code in a large corporate environment with one or more modern programming languages and database querying languages
• Overall knowledge of the Software Development Life Cycle
• Solid understanding of agile methodologies such as CI/CD, Application Resiliency, and Security
• Demonstrated knowledge of software applications and technical processes within a technical discipline (e.g., cloud, artificial intelligence, machine learning, mobile, etc.)

Preferred qualifications, capabilities, and skills

• Exposure to cloud technologies, especially AWS.
• Familiarity with modern front-end build tools and deployment pipelines.
• Understanding of secure coding practices and application resiliency.
• Excellent communication and collaboration skills.
• Experience mentoring junior engineer