Senior Software Development Engineer in Test (SDET)

ECP is a market-leading SaaS solution that enables senior living communities to better care for their residents. They are seeking a Senior Software Development Engineer in Test (SDET) to scale their test infrastructure and automate comprehensive tests across multiple product teams.

Responsibilities:

• Design and implement comprehensive testing frameworks across ECP's product portfolio (React, Node.js, ColdFusion/Lucee, and legacy systems)
• Build custom tooling for testing complex scenarios: browser-level application testing, API integrations, database migrations, cross-product workflows, and offline-capable applications
• Use modern test tools (Playwright, Jest, Cypress, Testing Library) and AI tools to accelerate test development
• Create reusable test libraries and utilities that work across different tech stacks
• Architect and optimize CI/CD testing pipelines for fast feedback (<15 minute test runs) with quality gates
• Develop comprehensive test suites for modern web apps, legacy system integrations, API services, and database operations
• Develop the hard tests that require deep expertise: race conditions, timing issues, cross-system integrations, and data consistency edge cases
• Build integration and E2E test suites for critical user workflows
• Train engineers across the organization in automated testing methodologies
• Create exemplar tests that demonstrate best practices for development teams to follow
• Review test automation code written by other engineers, providing constructive feedback
• Evangelize testing standards, coverage requirements, and quality metrics
• Collaborate with product and engineering teams to identify test requirements early
• Contribute to building a culture of quality

Requirements:

• 7+ years of professional automated testing software development experience
• Expert-level programming skills in JavaScript/TypeScript—you write production-quality code
• Proven experience building testing infrastructure from scratch: frameworks, CI/CD integration, custom tooling
• Deep expertise with modern test tools: Playwright, Cypress, Jest, React Testing Library, or similar
• Strong understanding of software architecture and how to design maintainable, scalable test frameworks
• Experience testing both modern and legacy systems, including database-heavy applications and API integrations
• Experience with RESTful APIs, SQL databases (SQL Server, PostgreSQL), and backend testing
• Excellent debugging and troubleshooting skills for complex technical issues and flaky tests
• Strong communication and mentoring abilities—you can explain testing concepts clearly and teach others
• Experience working in Agile/Scrum with continuous integration and deployment
• Legally authorized to work in the United States without sponsorship
• Experience testing diverse tech stacks including React, Node.js, ColdFusion/Lucee, or other backend frameworks
• Experience with database testing and migrations across different database systems (SQL Server, PostgreSQL), particularly related to sensitive personally identifiable information
• Experience testing offline-capable applications
• Experience with API contract testing, visual regression testing, or accessibility testing
• Familiarity with containerization (Docker, Kubernetes) and cloud platforms (AWS, Azure, GCP)
• Experience with CI/CD tools including GitHub Actions, Azure DevOps, or Jenkins
• Background in testing legacy system modernization or incremental migration projects
• Experience with healthcare software or understanding of FHIR/HL7 standards is a plus
• Comfort using AI coding tools (Claude Code, GitHub Copilot, Cursor) to accelerate test development