Description Prime Video is transforming how customers discover and experience entertainment. We are a premium streaming service offering an endless selection of movies, TV shows, sports, and more - all tailored to each customer's unique interests. Our vast library includes thousands of popular movies and TV series, critically-acclaimed Amazon Originals, exciting live sports, and exclusive content you won't find anywhere else. With Prime Video, customers can easily find their next favorite show, rent or buy new releases, or subscribe to premium add-on channels - all within a seamless, personalized experience. Prime Video is available globally in over 240 countries and territories, bringing the best of entertainment to customers worldwide. We are passionate storytellers committed to fostering connections between creators and audiences through unforgettable viewing experiences. The Prime Video Advertising team is at the forefront of revolutionizing the streaming advertising landscape. Our mission is to deliver ad tech solutions that power Prime Video's rapidly growing advertising business. We focus on a wide range of critical areas including ad ingestion, ad delivery, client-side ad experiences, machine learning-driven optimization, ad tracking, and audience measurement. We’re responsible for advertising across video-on-demand (VOD), live streaming, and display ads on Prime Video, delivering value to both advertisers and viewers worldwide. We are looking for a passionate and talented Front End Engineer who has experience building world-class apps. You will be responsible for developing innovative advertising experiences on our living room, mobile and web applications. Key job responsibilities * Design, develop, and maintain various ad formats including non-interruptive formats, pause ads, interactive video ads (IVA), and sponsorship experiences, ensuring seamless integration with existing video streaming functionality * Build responsive, performant, and visually compelling user interfaces * Collaborate with product managers, designers, and backend engineers to translate requirements into technical solutions for innovative ad experiences * Write clean, maintainable, and well-documented code following best practices and Prime Video's coding standards * Optimize ad loading and caching strategies to minimize impact on video playback performance * Conduct thorough testing including unit tests, integration tests, and UI tests to ensure ad format reliability * Participate in code reviews, providing constructive feedback to peers and incorporating feedback into your own work * Contribute to technical design discussions and architectural decisions for new ad products * Document technical specifications, implementation details, and best practices for the team * Participate in on-call rotations to support production systems and resolve critical issues * Contribute to continuous improvement of development processes, tools, and infrastructure * Mentor junior developers and share knowledge through technical presentations and documentation * Support A/B testing and experimentation frameworks to validate new ad format effectiveness Basic Qualifications - 2+ years of non-internship professional front end, web or mobile software development using JavaScript, HTML and CSS experience - 1+ years of computer science fundamentals (object-oriented design, data structures, algorithm design, problem solving and complexity analysis) experience - Experience using JavaScript frameworks such as angular and react Preferred Qualifications - 1+ years of agile software development methodology experience - Experience with common front-end technologies such as HTML, CSS, JS, TypeScript, and Node Amazon is an equal opportunity employer and does not discriminate on the basis of protected veteran status, disability, or other legally protected status. Our inclusive culture empowers Amazonians to deliver the best results for our customers. If you have a disability and need a workplace accommodation or adjustment during the application and hiring process, including support for the interview or onboarding process, please visit https://amazon.jobs/content/en/how-we-hire/accommodations for more information. If the country/region you’re applying in isn’t listed, please contact your Recruiting Partner. The base salary range for this position is listed below. Your Amazon package will include sign-on payments and restricted stock units (RSUs). Final compensation will be determined based on factors including experience, qualifications, and location. Amazon also offers comprehensive benefits including health insurance (medical, dental, vision, prescription, Basic Life & AD&D insurance and option for Supplemental life plans, EAP, Mental Health Support, Medical Advice Line, Flexible Spending Accounts, Adoption and Surrogacy Reimbursement coverage), 401(k) matching, paid time off, and parental leave. Learn more about our benefits at https://amazon.jobs/en/benefits . USA, NY, New York - 158,100.00 - 213,800.00 USD annually