Senior QA Engineer

Murmuration is a company dedicated to building power in communities through data-driven insights and effective tools. The Senior QA Engineer will be responsible for defining and implementing the quality assurance strategy across multiple engineering teams, ensuring products are reliable and meet high standards of performance.

Responsibilities:

• Help define and drive Murmuration's QA strategy across multiple engineering pods, ensuring consistent quality practices and standards
• Partner with our QA group to help establish and maintain QA processes, including test planning, automation strategy, release readiness, and defect management
• Identify gaps in quality processes and lead cross-team initiatives to improve reliability, test coverage, and engineering efficiency
• Serve as a subject-matter expert on QA methodologies, tooling, and best practices
• Design, build, and maintain automated test suites for web applications, APIs, backend services, and data pipelines
• Develop automated data validation tests for large-scale datasets, ETL workflows, and analytics systems (i.e., Python, Pandas, SQL, and NoSQL)
• Implement and maintain CI/CD-integrated test automation frameworks
• Contribute to performance, load, and reliability testing for critical systems
• Perform manual testing when appropriate, especially for exploratory, usability, or high-risk areas
• Work closely with developers, product managers, designers, and data engineers to ensure high-quality delivery of features and platform improvements
• Participate in design reviews, requirement refinement, and architecture discussions to ensure testability and quality considerations are built in from the start
• Collaborate with DevOps and platform teams to improve deployment pipelines, observability, and release confidence
• Mentor other QA engineers and developers on testing strategies, automation techniques, and quality best practices
• Promote a culture of quality across engineering through documentation, training, and process improvements
• Advocate for inclusive, collaborative, and data-driven engineering practices

Requirements:

• 8+ years of experience in Quality Assurance, Software Engineering in Test, or related roles
• Strong experience designing and implementing automated tests for web applications, APIs, and backend services
• Proficiency with test automation and data validation (i.e., Pandas, SQL, scripting)
• Experience with cloud environments (e.g., AWS S3, EC2, Lambda, etc.) and containerization (Docker)
• Strong understanding of QA methodologies, test design techniques, and defect management
• Experience testing data-intensive systems, ETL pipelines, or analytics platforms
• Familiarity with Git, GitHub, CI/CD pipelines, and Agile/Scrum workflows
• Excellent debugging, analytical, and communication skills
• Ability to lead quality initiatives across multiple teams and influence the engineering process
• Experience in Javascript/Typescript
• Experience using and working with a test automation framework (e.g., Playwright, Postman, pytest, Cypress, etc.)
• Experience with NoSQL databases (e.g., MongoDB) and relational databases (SQL)
• Background in performance testing, load testing, or reliability engineering
• Experience in civic tech, political data, or mission-driven organizations
• Experience mentoring QA engineers and/or leading QA teams