What are some common challenges faced by Core Java developers in large-scale enterprise projects?

Core Java Developers working on large-scale enterprise projects often face challenges such as maintaining code quality across complex, legacy codebases, optimizing application performance under heavy loads, and ensuring seamless integration with various databases and third-party systems. Collaboration with cross-functional teams, such as QA, DevOps, and front-end developers, is crucial to address these challenges. Adapting to evolving business requirements and keeping up with new Java features and frameworks also requires continuous learning and adaptability.