Master Advanced Java Concepts
Senior Java developers are expected to have a deep understanding of advanced Java features and frameworks. To stand out, focus on:

Multithreading and Concurrency: Build expertise in handling multiple threads, synchronization, and thread-safe design patterns.
Memory Management: Understand garbage collection mechanisms and tools for performance tuning.
Design Patterns: Familiarize yourself with patterns like Singleton, Factory, and Observer to design reusable and scalable code.
Java 8+ Features: Master modern features such as lambda expressions, Stream API, and functional programming techniques.
2. Gain Expertise in Frameworks and Tools
Senior developers often lead projects that rely on industry-standard frameworks and tools. Essential ones include:

Spring Framework: Explore Spring Boot, Spring MVC, and Spring Security for building robust enterprise applications.
Hibernate: Understand ORM principles and database interactions for efficient data management. https://www.sevenmentor.com/ja....va-training-classes-