Sr. Software Dev Engineer in Test, Leo Anchor

Amazon•Redmond, WA

About The Position

We are looking for SDET II engineers with experience in supporting mission-critical applications, who are excited about building solutions that enhance automation, stability, and release processes across multiple systems. You will work closely with engineering teams to identify and address common issues, drive solutions, and improve overall release quality and reliability. This role requires hands-on engagement, troubleshooting, and automation development. You will work within the ANCHOR team, managing release processes and automation to maintain a seamless and efficient pipeline. The team operates an on-call support rotation, and you will be responsible for maintaining release quality and pipeline health. Your work will directly impact Leo's ability to deliver high-quality, reliable releases efficiently. 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. About the team An SDET II works closely with development, QA, and DevOps teams to ensure the reliability and quality of daily builds, automated tests, and release pipelines. They spend much of their time monitoring CI/CD pipelines, troubleshooting build and test failures, supporting software releases, and improving test automation and operational tooling. This role is hands-on and execution-focused, with opportunities to grow toward technical ownership and leadership. On a typical day, you will: - Monitor daily builds, automated test runs, and CI/CD pipeline health - Investigate and resolve build, test, and pipeline failures - Support software build and release activities across environments - Participate in issue triage and help resolve operational or release-blocking issues - Analyze failures, identify root causes, and implement fixes to prevent recurrence - Develop, maintain, and improve automated test solutions integrated into pipelines - Work with developers and DevOps engineers to improve testability, reliability, and release efficiency - Contribute to documentation, dashboards, and metrics for build and release tracking

Requirements

4+ years of non-internship professional software development testing experience
4+ years of test automation frameworks and tools building experience
1+ years of software QA testing work with writing the test plans, use cases, and issue reports experience
Experience with at least one modern language such as Java, Python, C++, or C# including object-oriented design
Experience managing programs across cross-functional teams, building processes and coordinating release schedules

Nice To Haves

3+ years of software development and delivery experience
Experience in penetration testing and exploitability-focused vulnerability assessment

Responsibilities

CI/CD Pipeline Ownership & Stability
Own the daily build, test, and release pipelines end to end
Monitor pipeline health, stability, and performance
Diagnose and resolve pipeline failures (build, test, infra, dependency issues)
Reduce flaky tests and nondeterministic failures
Improve pipeline speed, reliability, and signal-to-noise ratio
Release Engineering & Software Delivery
Manage software build and release activities across environments
Track releases, validate readiness, and enforce quality gates
Support complex, multi-stage release processes
Ensure releases meet quality, compliance, and reliability standards
Partner with Dev, QA, and Ops during releases and hotfixes
Test Automation at Scale
Design, implement, and maintain automated test frameworks (API, integration, system, end-to-end)
Integrate automated tests seamlessly into CI/CD pipelines
Ensure test coverage aligns with risk, not just code coverage
Build tooling to improve test execution efficiency and observability
Operational Support & Incident Response
Respond to pipeline, release, and production-impacting issues
Participate in triage, on-call rotations, and incident resolution
Debug high-complexity failures across code, infrastructure, and environments
Drive root cause analysis (RCA) and preventative fixes
Reliability & Continuous Improvement
Create automated solutions to improve reliability, scalability, and efficiency
Identify systemic issues and eliminate manual processes
Introduce metrics, dashboards, and alerts for build/test/release health
Champion best practices in testing, automation, and release management
Technical Leadership & Collaboration (Senior-Level Expectation)
Influence architecture and design for testability and reliability
Mentor junior engineers on automation and CI/CD practices
Partner closely with DevOps, Platform, and Infrastructure teams
Drive standards and long-term quality strategy