Software Development Engineer, Personalization, Amazon Personalization

What if AI didnt just execute it got smarter every time it finished a task Were building a new system that gives AI the ability to learn from experience at scale. Not through retraining but through memory. Youll be among the first engineers building it shipping production code in your first week on a team that moves at startup speed with Amazon resources.

Key job responsibilities
As a Software Development Engineer II you will solve technical challenges at the intersection of knowledge systems real-time retrieval and AI-powered intelligence. Youll play an active role in translating research ideas into production systems and build quick prototypes in partnership with Applied Scientists and engineering leadership. Specific responsibilities include:

1. Design and build highly scalable distributed systems that capture structure and retrieve knowledge in real time across diverse data sources.
2. Implement intelligent retrieval and ranking capabilities that match intent to relevant knowledge with sub-second latency.
3. Create APIs and data models that enable AI systems to access structured memory across multiple contexts and domains.
4. Develop and optimize pipelines for processing both real-time event streams and batch data into durable retrievable knowledge representations.
5. Build systems that respect temporal decay relevance boundaries and access controls to ensure knowledge stays current and appropriate.
6. Collaborate with Applied Scientists to integrate novel approaches to knowledge extraction and pattern recognition into production infrastructure.
7. Work on innovative solutions for cross-domain knowledge reconciliation connecting insights that span different tools teams and workflows.
8. Contribute to the development of feedback loops that allow the system to compound its value with every interaction it processes.

About the team
Were a new team within Amazons Personalization organization which pioneered recommendation systems at internet scale. Our focus is different: not what product should this customer see but what knowledge should this AI use right now. Were building a foundational capability that will change how hundreds of thousands of people work giving AI persistent compounding memory that improves with every interaction.

The team values builders who move fast ship constantly and are energized by solving problems that dont have established playbooks. We offer creative space with an entrepreneurial environment and a culture where everyone is a leader and owner for everything we do.

- 3 years of non-internship professional software development experience
- 2 years of non-internship design or architecture (design patterns reliability and scaling) of new and existing systems experience
- Experience programming with at least one software programming language
- Experience with knowledge graphs vector databases or information retrieval systems
- Familiarity with LLM integration patterns prompt engineering or agentic AI frameworks

- 3 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 WA Seattle - 143700.00 - 194400.00 USD annually