Top Senior Level Front-End Developer Jobs in Philadelphia, PA

The Staff Test Engineer will design, develop, and maintain test strategies for Mozilla products, build tools for quality feedback, write and maintain automated tests, guide other test engineers, manage shipping logistics, and contribute to a healthy team culture. The role emphasizes collaboration with various teams to ensure software quality.

As a Staff Site Reliability Engineer at Ancestry, you'll enhance the reliability and scalability of services. You'll collaborate with engineering teams, ensure compliance with SLO/SLI and Error budgets, develop monitoring and automation capabilities, debug complex issues in AWS, and support best practices in infrastructure and cloud. Training and mentoring in AWS and cloud automation are also key responsibilities.

The Lead Engineer, Data Platform will build and enhance the data platform and tools for data engineers and scientists, providing mentorship, collaborating with various teams, and participating in hiring efforts. The role emphasizes the use of technologies such as Python, SQL, and various cloud services in high-volume environments.