Stability Engineer / Senior Server Engineer

Senior Server Engineer Contract Role (Integration Testing Initiative) Location: Remote Team: Aetna Digital Backend Engineering Position Summary We're looking for experienced Senior Server Engineers to join a high-impact initiative focused on improving integration testing, QA data reliability, and CI/CD automation across our backend ecosystem. You'll help define and implement best practices for testing, automation, and code coverage across 170+ services, while contributing to foundational improvements that enable modern deployment strategies like canary releases. This role blends deep server-side engineering expertise with a strong understanding of infrastructure, developer experience, and testing strategy. You'll be hands-on with Java and Node.js services, AWS infrastructure, and CI/CD tooling, and will help shape reusable test harnesses, QA data pipelines, and intelligent QA discovery mechanisms - including AI-powered approaches. We value engineers who are pragmatic, collaborative, and passionate about improving developer workflows and system reliability. Required Qualifications • 5+ years of backend/server-side engineering experience (Java and/or Node.js) • 3+ years of experience designing and implementing integration and functional test suites • Experience defining and implementing testing best practices, automation strategies, and code coverage standards • Strong experience with CI/CD tooling (CircleCI, GitHub EMU, etc.) • Hands-on experience with AWS services (e.g., Lambda, Aurora, DocDB, API Gateway) • Familiarity with QA data setup, mocking strategies, and test data pipelines • Experience working with microservice architectures and third-party dependencies • Strong understanding of software architecture and infrastructure fundamentals • Comfortable working independently and collaboratively in a fast-paced, agile environment Preferred Qualifications • Experience with agile testing practices (ATDD, BDD, SBE) • Familiarity with observability tools (Grafana, CloudWatch) • Exposure to DORA metrics and DevOps performance tracking • Experience with intelligent QA data discovery (e.g., log scraping, AI-assisted test data identification) • Background in infrastructure or developer experience (DevEx) initiatives • Experience with domain-driven design and service interoperability • Knowledge of progressive delivery • Strong documentation and communication skills • Experience mentoring or guiding teams on testing best practices Education • Bachelor's degree in Computer Science, Engineering, or related field (or equivalent experience) Required Skills : Compliance Basic Qualification Additional Skills : Background Check : Yes Drug Screen : No