Software Development Engineer III, Amazon Leo

About the role

Builder Operations, Systems & Services (BOTS) owns the developer experience, CI/CD infrastructure, and production services that power satellite software delivery. We build the platforms that every engineer depends on to compile, test, sign, and deploy software to orbit and ground - at scale, with five-nines availability. We are looking for a Software Development Engineer with experience designing and operating large-scale backend services, a strong security mindset, and deep knowledge of AWS cloud infrastructure (IAM, Lambda, CloudWatch, API Gateway, S3). Experience with Agentic AI development (Bedrock, AgentCore) and proficiency in TypeScript, Python, or GoLang is highly valued. You will participate in all phases of software development - from requirements through implementation, test, and operations. This includes designing scalable solutions using the AWS stack, partnering with embedded software systems, and architecting software distribution and deployment infrastructure for satellites. You must be comfortable operating in ambiguity, designing flexible solutions to novel problems, and thriving in an open, collaborative environment.

Requirements

• Experience designing and operating large-scale distributed backend services
• Deep understanding of AWS cloud services and infrastructure patterns
• Proficiency in at least one of: TypeScript, Python, or GoLang
• Experience with CI/CD systems and data planes, build systems and pipelines( Brazil), and deployment automation
• Strong understanding of IAM, permissions models, and security best practices
• Experience with Agentic AI development (Bedrock, AgentCore, LLM tooling)
• Familiarity with Brazil build systems and internal deployment tooling
• Experience with S3 storage patterns at scale
• Track record of operating five-nines services with robust monitoring and alerting
• Ability to work across the stack - from cloud infrastructure to embedded system interfaces
• Export Control Requirement:
• Due to applicable export control laws and regulations, candidates must be a U.S. citizen or national, U.S. permanent resident (i.e., current Green Card holder), or lawfully admitted into the U.S. as a refugee or granted asylum.
• Key job responsibilities
• Design, build, and operate large-scale infrastructure services with five-nines availability
• Architect solutions using AWS stack - IAM, Lambda, CloudWatch, API Gateway, S3, Step Functions
• Implement fine-grained access control, authorization, and authentication patterns
• Build Dataplane platforms for CICD, automation, monitoring, and operational excellence tooling
• Develop agentic AI capabilities using Bedrock and AgentCore
• Apply a strong security mindset across all designs - least privilege, auditable access, secure-by-default
• Partner with embedded software teams to enable software distribution and deployment to satellites
• 8+ years of non-internship professional software development experience
• 8+ 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
• 8+ years of full software development life cycle, including coding standards, code reviews, source control management, build processes, testing, and operations experience
• Bachelor's 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.

Additional Information

Amazon Leo is Amazon's low Earth orbit satellite network. Our mission is to deliver fast, reliable internet connectivity to customers beyond the reach of existing networks. From individual households to schools, hospitals, businesses, and government agencies, Amazon Leo will serve people and organizations operating in locations without reliable connectivity.

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