Software Engineer III - Web UI, React

As a Software Engineer III at JPMorgan Chase, your primary responsibilities include executing software solutions, designing and developing high-quality user interfaces for web applications using JavaScript, preferably with React or Angular. You’ll collaborate with UX/UI designers, ensure the technical feasibility of designs, and maintain high standards of coding. Additionally, mentoring junior developers and keeping abreast of industry trends will be integral to your role.

To qualify for the Software Engineer III position at JPMorgan Chase, you need over three years of hands-on experience in software engineering, alongside formal training or certification in the field. Proficiency in JavaScript, especially working with frameworks like React or Angular, is essential, along with a solid understanding of HTML5, CSS3, and responsive design principles.

Excelling as a Software Engineer III at JPMorgan Chase requires strong problem-solving skills, attention to detail, and excellent communication skills. You should be well-acquainted with version control systems like Git, as well as experience in state management libraries like Redux or Context API. Familiarity with testing tools and performance optimization techniques would also be beneficial.

In the Software Engineer III role at JPMorgan Chase, you contribute to a culture of diversity, equity, inclusion, and respect. By mentoring junior developers and collaborating across teams, you help foster an environment where everyone can thrive, share ideas, and innovate together to meet the firm’s business objectives.

As a Software Engineer III at JPMorgan Chase, you'll work with a variety of tools and technologies, including JavaScript and modern frameworks like React or Angular. You'll also utilize front-end build tools like Webpack, Babel, and package managers such as npm or Yarn. Familiarity with testing frameworks like Jest or Enzyme will enhance your contributions to the team's projects.

When answering this question, highlight specific projects where you've utilized JavaScript and any frameworks like React or Angular. Discuss the challenges faced, how you approached them, and any performance optimizations you implemented to improve the applications.

Discuss practices such as adhering to coding standards, including code comments, performing regular code reviews, and following design patterns. Also, mention any tools you use for code optimization and refactoring.

Share your experiences in collaborative projects, emphasizing how you communicate design feasibility, provide feedback during the design phase, and ensure the final implementation aligns with the initial vision.

Explain your systematic approach to identifying issues in code, using debugging tools, conducting thorough testing, and collaborating with team members to implement solutions effectively.

Mention specific resources you follow, such as blogs, podcasts, or online courses. Discuss any communities or meetups you participate in to network and share knowledge with other professionals in the field.

Describe your proficiency with Git, including how you manage branches, resolve conflicts, and leverage pull requests for collaboration. Provide examples of workflows you've implemented for team projects.

Share specific instances where you guided a junior developer through challenges they faced, highlighting how you approached mentoring, provided constructive feedback, and encouraged their growth in skills and confidence.

Discuss your experience in using RESTful APIs or GraphQL, detailing how you handle data retrieval, error management, and ensuring seamless data flow between front-end and back-end systems.

Explain your methods for task prioritization, such as using project management tools, aligning with project goals, breaking work into manageable tasks, and maintaining flexibility to adapt to changes.

Discuss strategies you utilize for optimizing performance, including lazy loading, code splitting, efficient asset management, and using tools like Lighthouse or Google PageSpeed Insights for analysis.