Amazon
Sr. Software Dev Engineer, Leo AI Foundations
$168K–$227K
Redmond, WA · Senior · Full-time · Posted Aug 18, 2026
- Experience
- 5+ years for software development, programming, and system design or architecture; experience mentoring or leading is also required.
- Education
- Bachelor's degree in computer science or equivalent (preferred).
- Visa sponsorship
- Candidates must be a U.S. citizen or national, U.S. permanent resident (current Green Card holder), or lawfully admitted into the U.S. as a refugee or granted asylum, due to export control laws and regulations.
About the job
Designs, builds, and operates distributed data and cloud systems that power near-real-time analytics and agentic AI capabilities for Amazon Leo.
What you'll do
- Build a scalable S3-based data lakehouse, analytics layer, metrics repository, and data quality and governance frameworks.
- Develop semantic models, federated query capabilities, and orchestration for metrics generation.
- Design globally distributed vector database and hybrid search infrastructure for AI retrieval.
What they ask for
- 5+ years of non-internship professional software development experience.
- 5+ years programming with at least one software programming language.
- 5+ years leading design or architecture of new and existing systems, including design patterns, reliability, and scaling.
- Experience as a mentor, tech lead, or engineering team lead.
Nice to have
- 5+ years of full software development life cycle experience.
- Bachelor's degree in computer science or equivalent.
Pay
168,100.00 - 227,400.00 USD annually (base salary)
Tools
AWS, S3
AI focus
Builds data, retrieval, and cloud foundations for agentic AI, including AI-optimized metrics schemas, semantic retrieval, and vector database infrastructure supporting AI capabilities.
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