Core Java Developer

4 weeks ago

Bengaluru, India Teamware Solutions Full time

Job Description We are looking for an experienced Core Java Developer to design, develop, and maintain high-performance, scalable, and secure backend applications. The ideal candidate will have 4 to 5 years of hands-on experience with Core Java, strong understanding of OOP concepts, and solid experience in multithreading, collections, and JVM internals. Key Responsibilities: - Design, develop, test, and maintain Java-based backend systems using Core Java. - Build scalable and maintainable applications with a focus on performance and reliability. - Collaborate with cross-functional teams including business analysts, QA, and DevOps. - Write clean, efficient, and reusable code following coding standards and best practices. - Troubleshoot and resolve production issues and application bugs. - Participate in code reviews and provide constructive feedback. - Develop and maintain technical documentation for applications and systems. - Contribute to unit testing, integration testing, and CI/CD processes. Required Skills & Qualifications: - 4 to 5 years of hands-on experience with Core Java (Java 8 or higher). - Strong understanding of OOP, data structures, algorithms, and design patterns. - Proficient in Java Collections Framework, Multithreading, and Concurrency APIs. - Experience with JDBC, exception handling, and file I/O. - Familiarity with build tools like Maven or Gradle. - Knowledge of version control tools like Git. - Good problem-solving skills and the ability to work independently or in a team. Preferred Skills (Good to Have): - Experience with Spring Core, Spring Boot, or other Java frameworks. - Familiarity with RESTful API development. - Exposure to ORM tools like Hibernate or JPA. - Understanding of JVM performance tuning and memory management. - Basic experience with SQL databases (e.g., MySQL, PostgreSQL, Oracle). - Exposure to CI/CD tools such as Jenkins or GitLab CI. - Knowledge of containerization (Docker) is a plus.

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