Amazon
Sr. Software Development Engineer , Leo Asset Tracker
$168K–$227K
Redmond, WA · Senior · Full-time · Posted Sep 29, 2026
- Experience
- 7+ years of non-internship software development and programming; 5+ years leading design or architecture; preferred: 7+ years full software development life cycle and 1+ years CI/CD, or AWS Professional level certification.
- Education
- Master'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.
About the job
Own and extend the backend APIs, data model, and AWS infrastructure for an internal asset-tracking application used by Amazon LEO teams.
What you'll do
- Design and operate Python Lambda APIs and event-driven workers; own DynamoDB models and OpenSearch indexing.
- Extend the role-based access-control model and wire backend changes through TypeScript AWS CDK, IAM, API Gateway, and deployment pipelines.
- Lead security reviews, testing, code reviews, monitoring, and on-call operations; collaborate with frontend and infrastructure teams.
What they ask for
- 7+ years of non-internship professional software development experience and 7+ years programming experience.
- 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.
- Experience with Python and production backend services; AWS serverless services; REST APIs, data models, automated testing, and security/access control.
Nice to have
- 7+ years of full software development life cycle experience; Master's degree in computer science or equivalent.
- 1+ years of CI/CD experience or AWS Professional level certification; experience with aws-lambda-powertools, pydantic, boto3, OpenSearch/Elasticsearch, NoSQL data modeling, RBAC, or Amazon internal build systems.
Pay
168,100.00 - 227,400.00 USD annually (base salary)
Tools
Python, AWS Lambda, aws-lambda-powertools, pydantic, DynamoDB, OpenSearch, TypeScript, AWS CDK
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