Advanced Java Concepts

Job Description - Key Responsibilities: - Core Java Development: - Develop, enhance, and maintain applications using Core Java technologies such as Java SE. - Design and implement robust, scalable, and high-performance solutions. - Write clean, maintainable, and efficient Java code following best practices and coding standards. - Advanced Java Concepts: - Work with advanced Java concepts such as Multithreading, Concurrency, JVM tuning, Memory Management, and Garbage Collection to build efficient systems. - Implement and optimize complex algorithms to meet business needs. - Leverage Design Patterns and Object-Oriented Design (OOD) principles to develop maintainable and scalable systems. - Frameworks & Libraries: - Work with Java frameworks such as Spring, Hibernate, Struts, and JavaFX to build web-based and enterprise applications. - Integrate third-party libraries and tools into Java applications as required. - Develop RESTful APIs and Web Services using Spring Boot or similar frameworks. - Database Interaction: - Design and implement database queries, stored procedures, and integration with databases like MySQL, Oracle, or PostgreSQL. - Ensure that the Java applications are capable of interacting with both relational and NoSQL databases. - Work with JPA (Java Persistence API), Hibernate ORM for database interaction and object-relational mapping. - Testing and Debugging: - Write comprehensive unit tests using JUnit and Mockito. - Conduct debugging and troubleshooting for Java-based applications. - Implement automated testing frameworks to ensure the reliability and scalability of applications. - Performance Optimization: - Perform code profiling, performance tuning, and memory optimization for Java applications. - Troubleshoot and fix performance bottlenecks. - Optimize applications for high-volume transaction processing and low-latency operations. - Collaboration & Agile Methodologies: - Collaborate with cross-functional teams including product managers, designers, and QA to develop software features. - Participate in Agile development cycles (Scrum/Kanban) to meet deliverables and deadlines. - Conduct peer code reviews and provide feedback for improving the codebase. - Documentation and Maintenance: - Create and maintain technical documentation for software design, system architecture, and code functionality. - Ensure code versioning and maintain code repositories using Git or SVN. - Provide ongoing maintenance and enhancements to existing applications. - Mentorship and Knowledge Sharing: - Mentor junior developers and provide guidance on best coding practices, design principles, and debugging techniques. - Share knowledge and learnings with the development team and foster a culture of continuous improvement. - Required Qualifications: - Bachelor's degree in Computer Science, Software Engineering, or a related field. - 3-5 years of experience in Core Java development with a deep understanding of Java fundamentals. - Strong experience with Advanced Java concepts including Multithreading, Concurrency, JVM internals, and Garbage Collection. - Proficient in Java Frameworks like Spring, Hibernate, or Struts. - Experience with RESTful APIs, Web Services, and Microservices architecture. - Solid understanding of object-oriented programming (OOP) principles and Design Patterns. - Experience with SQL and working knowledge of databases like MySQL, Oracle, or PostgreSQL. - Familiarity with version control systems such as Git, SVN, or Mercurial. - Strong understanding of build tools such as Maven, Gradle, or Ant. - Hands-on experience with unit testing frameworks like JUnit and Mockito.