Overview Zoom is seeking a highly experienced and impactful Principal Performance Engineer to join our DevOps/SRE team. In this critical role, you will be responsible for driving the optimization of backend service performance across Zoom's expansive platform. You will work closely with development teams, providing expert guidance and hands-on contributions to ensure our services operate at peak efficiency and scalability. About the Team With eight specialized departments, the engineering team functions as a highly collaborative, diverse powerhouse. Each department mission is to deliver seamless and innovative communication solutions, ranging from software development and machine learning to quality assurance, building Zoom\'s user-friendly interfaces and robust infrastructure. Responsibilities Leading the performance optimization efforts for critical backend services, collaborating directly with development teams to identify and resolve performance bottlenecks. Designing, developing, and executing comprehensive load testing strategies to simulate real-world usage patterns and uncover performance limitations. Conducting deep-dive CPU profiling and memory analysis to pinpoint inefficiencies within application code and underlying systems. Providing expert guidance on SQL query optimization, database schema design, and efficient data access patterns. Evaluating and recommending appropriate technologies, frameworks, and architectural patterns to enhance system performance and scalability. Performing advanced data analysis on performance metrics, logs, and traces to identify trends, predict issues, and inform optimization strategies. Mentoring and guiding other engineers on best practices for performance engineering, profiling, and optimization. Developing and implementing tools and processes to automate performance monitoring, analysis, and reporting, and staying abreast of industry trends and emerging technologies in performance engineering, SRE, and distributed systems. What We’re Looking For 10+ years of experience in performance engineering, SRE, or a related field, with a dedicated focus on backend service optimization. Strong understanding of CPU profiling, memory profiling, and other performance diagnostic techniques, with the ability to select and recommend appropriate technologies and solutions. Experience with relational databases and expertise in SQL query optimization and database performance tuning. Knowledge of distributed systems, microservices architectures, and cloud-native environments. Proficiency in one major programming language (e.g., Java, Go, Python, C++) with a deep understanding of its performance characteristics. Proven data analysis skills, with the ability to interpret complex performance data and translate findings into actionable insights. Proactive approach to identifying and resolving performance issues, plus strong communication and collaboration skills for working with cross-functional teams. Minimum Requirements Salary Range or On Target Earnings: $171,800.00 – $375,900.00. Zoom utilizes a Total Direct Compensation philosophy that considers base salary, bonus, and equity value. Starting pay is based on qualifications and experience. Location-based compensation structures may apply for different locations. Anticipated Position Close Date 10/13/25 Ways of Working Our structured hybrid approach is centered around our offices and remote work environments. The work style for this role is Hybrid, Remote, or In-Person as indicated in the posting. Benefits Our benefits program offers a variety of perks to support physical, mental, emotional, and financial health, work-life balance, and community involvement. Learn more for details. About Us Zoomies help people stay connected so they can get more done together. We aim to build the best collaboration platform for the enterprise, with products like Zoom Contact Center, Zoom Phone, Zoom Events, Zoom Apps, Zoom Rooms, and Zoom Webinars. We foster a fast-paced, growth-focused environment and opportunities to stretch your skills. Our Commitment We believe great work happens when people feel supported and empowered. We are committed to fair hiring practices and evaluating every candidate based on skills, experience, and potential. If you require an accommodation during the hiring process, let us know—we’re here to support you at every step. If you need assistance navigating the interview process due to a medical disability, please submit an Accommodations Request Form and someone from our team will reach out. This form is for applicants needing accommodations due to qualifying medical disability; non-accommodation-related requests will not be addressed. Job Details Seniority level: Not Applicable Employment type: Full-time Job function: Engineering and Information Technology Industries: IT Services and IT Consulting

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