Optimize Java Spring Boot API Performance

I am experiencing performance problems with my API built on Java Spring Boot. Specifically, I'm noticing a slow response time during peak traffic. Skills and experience needed: - Deep understanding of Java and Spring Boot - Proven track record in API optimization - Experience in handling high traffic scenarios - Skills in identifying and troubleshooting performance issues - Familiarity with performance testing tools. - Knowledge of database optimization techniques and experience in tuning database queries. - Familiarity with various caching strategies and tools like Redis, Ehcache, etc. - Experience with handling concurrency issues and implementing thread-safe code. - Strong understanding of Java memory management and garbage collection optimization. - Experience in designing and optimizing microservices architectures. I need a professional who can effectively improve the API's performance, ensuring it can handle peak traffic smoothly. Focus primarily on optimizing database queries.