Key Responsibilities:
Advanced Java Application Development:
Develop high-performance, scalable, and reliable applications using Advanced Java concepts and frameworks.
Implement complex business logic, algorithms, and integrate with backend databases.
Apply object-oriented programming principles to create robust, maintainable, and modular code.
Use advanced Java features such as Streams, Lambda Expressions, Concurrency, Multi-threading, and JVM internals.
Handle the development of RESTful services and APIs using frameworks such as Spring Boot, Spring MVC, or Java EE.
Architecture & Design:
Participate in designing and architecting distributed systems and microservices.
Use design patterns like Factory, Singleton, Strategy, Observer, and Builder to design efficient and scalable systems.
Collaborate with architects and other developers to establish best practices, standards, and guidelines.
Develop modular, reusable, and extensible components that align with business needs and technical requirements.
Performance Optimization:
Optimize applications for maximum performance, scalability, and reliability.
Troubleshoot and resolve performance bottlenecks related to the application layer, database, or distributed systems.
Profile, benchmark, and fine-tune Java applications for memory and CPU usage to ensure the highest performance.
Implement caching strategies, such as Redis or Memcached, for efficient data retrieval.
Concurrency & Multi-threading:
Develop multi-threaded and concurrent applications to ensure high responsiveness and performance.
Implement thread synchronization, locking, and thread pooling to handle concurrency issues in large-scale applications.
Use Java's concurrency libraries like java.util.concurrent for thread-safe data handling and task management.
Testing and Debugging:
Write unit tests and integration tests for complex features to ensure code quality and prevent regressions.
Use testing frameworks such as JUnit and Mockito for creating test cases and ensuring coverage.
Debug, troubleshoot, and resolve issues in development, staging, and production environments.
Integration and Deployment:
Integrate Java applications with third-party APIs and services.
Configure CI/CD pipelines for automatic deployment using tools like Jenkins, GitLab CI, or Travis CI.
Manage version control with Git and collaborate in an Agile development environment.
Documentation:
Write clear and concise documentation for code, architecture, APIs, and processes.
Ensure that all system designs, user guides, and code comments are maintained and updated.
Required Qualifications:
Bachelor's degree in Computer Science, Software Engineering, or a related field.
5+ years of experience in Java development, with expertise in advanced Java concepts and frameworks.
Strong hands-on experience with Java 8+, including Lambda Expressions, Streams, and Functional Interfaces.
In-depth knowledge of concurrent programming, multi-threading, and JVM internals.
Expertise in building scalable, high-performance applications using Spring Framework (Spring Boot, Spring MVC, Spring Security).
Solid understanding of distributed systems, microservices, and API design.
Experience with RESTful API development and integration with external systems.
Proficiency in database management and integration with relational databases like MySQL, PostgreSQL, or Oracle.
Familiarity with NoSQL databases such as MongoDB or Cassandra.
Strong problem-solving skills, including experience with profiling and performance tuning Java applications.

Advanced Java Concepts

Job Description

Required Skills