Software Development Engineer III, Prime Video Personalization & Discovery

Prime Video Personalization and Discovery (PVPD) is seeking a Senior Software Development Engineer to join a small high-caliber team building the next generation of Prime Videos AI-powered content discovery experience. We are reinventing how customers find something to watch: instead of browsing and scrolling customers tell Prime Video what theyre in the mood for through natural language conversation personalized prompts and interactive recommendations woven directly into the product. Youll work alongside a hand-picked group of senior engineers and applied scientists each bringing deep expertise in their domain moving fast on a high-visibility initiative with significant ambiguity. Youll own your area of the system end-to-end: designing building and operating the services that combine large language models with Prime Videos personalization catalog and engagement signals to deliver conversational discovery at massive scale.

Key job responsibilities
Own the design implementation and operation of core components of Prime Videos conversational discovery platform delivering production-quality systems in a fast-moving ambiguous environment

Design hybrid approaches that combine LLM-based semantic understanding with traditional personalization and ranking signals for content discovery and recommendation

Partner closely with applied scientists and fellow senior engineers to prototype evaluate and productionize LLM-powered features including personalized conversation starters natural language query understanding multi-turn dialogue and contextual recommendations

Optimize LLM inference for latency cost and quality at the scale of one of the worlds largest streaming services

Build evaluation and quality-gating mechanisms that measure relevance personalization diversity and safety of LLM-generated content before and after launch

Contribute significant code conduct thorough code reviews and raise the engineering bar across the team

Uphold operational excellence for Tier-1 customer-facing AI systems including on-call participation root cause analysis and driving reliability improvements

Collaborate across team and organizational boundaries to integrate with partner systems spanning inference infrastructure feature storage and experimentation platforms

- 5 years of non-internship professional software development experience
- 5 years of programming with at least one software programming language experience
- 5 years of leading design or architecture (design patterns reliability and scaling) of new and existing systems experience
- Experience as a mentor tech lead or leading an engineering team

- 5 years of full software development life cycle including coding standards code reviews source control management build processes testing and operations experience
- Bachelors degree in computer science or equivalent

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 for more information. If the country/region youre applying in isnt 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 NY New York - 184900.00 - 250200.00 USD annually