Java Developer

Job Title: Java Developer

Duration: 12 months

Location: Chicago , IL

Job Summary

We are looking for an experienced Java Developer to design, develop, test, and maintain scalable, high-performance applications. The ideal candidate should have strong experience in Java, Spring Boot, REST APIs, microservices, and database technologies.

Key Responsibilities

• Design, develop, and maintain enterprise-level applications using Java.
• Build and enhance applications using Spring Boot and Spring Framework.
• Develop and integrate RESTful APIs and microservices.
• Write clean, reusable, and maintainable code following best practices.
• Work with relational and NoSQL databases.
• Perform unit testing, debugging, and application troubleshooting.
• Collaborate with business analysts, QA engineers, DevOps teams, and other developers.
• Participate in code reviews and technical design discussions.
• Optimize application performance, scalability, and reliability.
• Support application deployment and production issue resolution.
• Follow Agile/Scrum development methodologies.

Required Skills

• Strong hands-on experience with Java and object-oriented programming (OOP).
• Experience with Spring Boot, Spring MVC, and Spring Framework.
• Knowledge of microservices architecture.
• Experience developing REST APIs and web services.
• Proficiency in SQL and databases such as Oracle, MySQL, or PostgreSQL.
• Experience with Hibernate/JPA.
• Knowledge of Git and build tools such as Maven or Gradle.
• Experience with unit testing frameworks such as JUnit and Mockito.
• Understanding of exception handling, multithreading, and collections.
• Strong problem-solving and communication skills.

Preferred Skills

• Experience with cloud platforms such as AWS, Azure, or Google Cloud Platform.
• Knowledge of Docker and Kubernetes.
• Experience with Kafka or other messaging technologies.
• Familiarity with CI/CD pipelines and DevOps practices.
• Experience working in Agile environments.