MUMBAI · INTERNSHIP
Java Developer
ComUnus Technologies
Mumbai · onsite · Posted 44d ago
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Section · 01
About this role
Job Summary
We are looking for enthusiastic and motivated Java Developer Freshers to join our development team. The ideal candidate should have a strong foundation in Core Java, OOP concepts, SQL, and basic web/application development, along with a willingness to learn and work on real-world projects.The selected candidate will work with experienced developers to design, develop, test, debug, and maintain Java-based applications.
Responsibilities
- Develop, test, and maintain Java-based applications.
- Write clean, efficient, and maintainable Java code.
- Apply Object-Oriented Programming (OOP) concepts in application development.
- Develop and consume basic REST APIs.
- Work with databases and write SQL queries.
- Debug application issues and fix defects under guidance from senior developers.
- Participate in code reviews and follow coding standards.
- Perform unit testing and basic application testing.
- Work with Git for source-code management.
- Collaborate with developers, QA engineers, and other team members.
- Understand business and technical requirements and convert them into working solutions.
- Learn and adopt new technologies, frameworks, and development practices.
- Participate in Agile/Scrum activities and project discussions.
Requirements
Technical Skills
- Good knowledge of Core Java.
- Strong understanding of OOP concepts: Inheritance, Polymorphism, Encapsulation, Abstraction.
- Knowledge of Collections Framework.
- Understanding of Exception Handling.
- Basic knowledge of Multithreading.
- Understanding of Java 8+ features such as: Lambda expressions, Streams, Functional interfaces.
- Good knowledge of SQL and relational databases such as MySQL/PostgreSQL.
- Basic understanding of JDBC.
- Basic knowledge of REST APIs and HTTP methods.
- Familiarity with Git/GitHub.
- Basic knowledge of HTML, CSS, and JavaScript is an advantage.
Preferred Skills
- Basic knowledge of Spring Boot.
- Understanding of Spring MVC / Spring Framework.
- Basic knowledge of Hibernate/JPA.
- Familiarity with Maven or Gradle.
- Knowledge of JSON/XML.
- Exposure to Docker or cloud platforms such as AWS/Azure is a plus.
- Academic or personal project experience using Java/Spring Boot is preferred.
Educational Qualification
- Bachelors degree in Computer Science, Information Technology, Engineering, or a related discipline.
- B.E./B.Tech/BCA/MCA or equivalent qualification.
- Candidates graduating in 2025/2026 may apply.
- Strong academic projects or internships in Java development will be an advantage.
Candidate Profile
- Strong logical and problem-solving skills.
- Good understanding of programming fundamentals.
- Good verbal and written communication skills.
- Ability to learn new technologies quickly.
- Strong attention to detail.
- Good team player with a positive attitude.
- Willingness to work in a fast-paced development environment.
Disclaimer: This job posting has been aggregated from external source. Role details, content, and availability are subject to change. Applicants are advised to confirm the latest information directly on the company website before applying.
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Section · 02
Skills
Section · Company
About ComUnus Technologies

ComUnus Technologies
IT Services & Consulting
51-200
employees
2016
10 years old
Mumbai, Maharashtra
India
₹5.6L PA avg
Avg at ComUnus Technologies
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Culture
3.4
Career growth
3.4
Work-life
3.4
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