Java Developer_Face To Face Interview_Chennai

Key Responsibilities:

1. Software Development & Implementation

Design, develop, and maintain Java applications using frameworks like Spring Boot, Hibernate, and JPA.

Implement RESTful APIs, SOAP web services, and microservices-based architectures.

Ensure code quality, reusability, and adherence to best practices.

Optimize application performance and scalability.

2. Back-End Development & API Integration

Develop and integrate APIs for seamless data exchange between front-end and back-end systems.

Implement authentication and authorization mechanisms (OAuth, JWT, Spring Security).

Work with messaging systems like RabbitMQ, Kafka for asynchronous processing.

3. Database Management

Work with SQL and NoSQL databases (MySQL, PostgreSQL, MongoDB) for data persistence.

Write optimized queries and stored procedures for database interactions.

Ensure database security, indexing, and optimization for better performance.

4. Testing & Debugging

Perform unit testing using JUnit, Mockito and integration testing for ensuring code reliability.

Debug and troubleshoot performance issues, memory leaks, and runtime exceptions.

Implement logging mKey Responsibilities: 1. Software Development & Implementation Design, develop, and maintain Java applications using frameworks like Spring Boot, Hibernate, and JPA. Implement RESTful APIs, SOAP web services, and microservices-based architectures. Ensure code quality, reusability, and adherence to best practices. Optimize application performance and scalability. 2. Back-End Development & API Integration echanisms using Log4j, SLF4J.

5. CI/CD & DevOps Collaboration

Work with DevOps teams to integrate code into CI/CD pipelines (Jenkins, GitLab CI/CD, Azure DevOps).

Utilize containerization tools like Docker, Kubernetes for application deployment.

Collaborate on cloud-based deployments using AWS, Azure, or Google Cloud.

6. Security & Performance Optimization

Ensure application security using encryption, authentication, and secure coding standards.

Optimize Java applications for speed and efficiency.

Identify and resolve vulnerabilities following OWASP best practices.

7. Agile Development & Team Collaboration

Participate in Agile/Scrum ceremonies (sprint planning, daily stand-ups, retrospectives).

Work with product managers, business analysts, and UI/UX designers to refine requirements.

Collaborate with front-end developers to integrate APIs and enhance user experience.

8. Documentation & Continuous Learning

Maintain technical documentation, including system architecture and API documentation.

Stay updated with Java advancements, frameworks, and best practices.

Contribute to knowledge-sharing sessions and team mentorship.

Technical Skills:

Core Java (JDK 11+), Spring Boot, Hibernate, JPA.

Microservices architecture, RESTful APIs, SOAP web services.

SQL (MySQL, PostgreSQL), NoSQL (MongoDB, Cassandra).

Testing frameworks (JUnit, Mockito).

Version control (Git, GitHub, GitLab, Bitbucket).

CI/CD tools (Jenkins, Docker, Kubernetes).

Cloud services (AWS, Azure, GCP) - optional but preferred.

Angular development

Soft Skills:

Strong analytical and problem-solving skills.

Effective communication and teamwork abilities.

Ability to work in a fast-paced, Agile environment.

Attention to detail and passion for software development.

Preferred Qualifications:

Bachelors degree in computer science, IT, or related field.

Certifications like Oracle Certified Java Programmer (OCJP), Spring Professional Certification are a plus.