Front End Engineer II, Amazon Leo

Overview In this role you will design and ship front-end features for the Amazon Leo e-commerce platform using React and Next.js, taking projects from concept to deployment. You will collaborate with product, UX, marketing, and backend teams to deliver accessible, performant interfaces across devices. You will leverage AI-driven workflows to accelerate delivery and participate in code reviews and documentation to uplift front-end quality. This position offers the chance to shape user experiences at scale in a fast-paced, cross-functional environment. Compensation / Benefitshealth insurance (medical, dental, vision)401(k) matchingpaid time offparential leaveRSUs / sign-on paymentsfocus on work-life balance and career development ResponsibilitiesDesign and build front-end features for the Amazon Leo platform using React and Next.js, from concept through deployment and operationCollaborate with product managers, UX designers, marketing, and backend teams to translate needs into accessible, scalable solutions across devices and browsersLeverage agentic development workflows and generative AI tools to accelerate delivery and explore infrastructure improvements using AWS servicesParticipate in code reviews, provide constructive feedback, and coach others on front-end best practices, UI patterns, and maintainable coding standardsWrite clear documentation and train new team members on architecture, testing, and operation Key requirements2+ years of professional front-end development using JavaScript, HTML and CSS1+ years of computer science fundamentals (OOP, data structures, algorithms)Experience with JavaScript frameworks such as Angular and Reactcollaboration across cross-functional teamsability to give and receive code reviewscommunication and documentation skillsReactNext.jsHTML