SDE-1 engineers design, build, test, and deploy scalable, distributed software systems used by millions of customers. They own features end-to-end across the software development lifecycle, from design through deployment and monitoring, and participate in Agile/Scrum sprints, on-call rotations, and operational excellence reviews.

Essential skills include writing production-quality code in Java, C++, Python, or similar languages, following Amazon's code-review standards, and end-to-end ownership of the development lifecycle.

Cloud Support Associates troubleshoot AWS infrastructure issues and manage customer support escalations. They work with networking, OS-level diagnostics, and cloud service monitoring tools, collaborate with AWS engineering teams to resolve production incidents, and document root-cause analyses for knowledge-base articles.

Essential skills include networking and OS-level diagnostics, cloud service monitoring, and incident resolution in collaboration with engineering teams.

Support and DevOps Engineers maintain CI/CD pipelines, deployment automation, and infrastructure-as-code using tools such as CloudFormation, CDK, and Terraform. They monitor system health, manage incident response, drive operational readiness, and build tooling to improve reliability, scalability, and observability of production systems.

Essential skills include CI/CD and infrastructure-as-code, incident response and operational readiness, and tooling for reliability and observability.

Data Engineers and Business Intelligence Engineers design and maintain large-scale data pipelines and warehousing solutions. They write complex SQL queries, build dashboards for business decision-making, and support analytics and machine-learning teams with clean, structured data.

Essential skills include large-scale data pipeline and warehousing design, complex SQL and dashboarding, and data support for analytics and ML teams.

SDETs build automated test frameworks to validate functionality at scale. They design test strategies covering unit, integration, and load testing, and work closely with SDEs to embed quality checks into the CI/CD pipeline.

Essential skills include test automation framework development, test strategy design across unit, integration, and load testing, and CI/CD quality integration.