What is performance tuning?

A Performance Tuning job involves analyzing, optimizing, and improving the efficiency of systems, databases, or applications to ensure they run smoothly and efficiently. Professionals in this role identify bottlenecks, optimize queries, adjust configurations, and implement best practices to enhance system performance. They work with developers, database administrators, and IT teams to proactively prevent slowdowns and ensure scalability. This role is critical in maintaining high system availability, improving response times, and optimizing resource utilization.