Java developer
- 🇺🇸 United States
- Hybrid
- Entry level
- 11 hours ago
- Java
- Object Oriented Programming
- OOP
- SQL
- Spring Boot
- REST API
- MySQL
- PostgreSQL
- Unit Testing
- Git
- Hibernate
- JSON
- Maven
- Postman
- JUnit
- Mockito
Java Developer – Job Description
Job title: Java Developer
Location: Hyderabad / India
Experience: 0–3 years (sample JD)
1. Job Summary
We are looking for a Java Developer to design, develop, test, and maintain Java-based applications. The candidate should have a good understanding of Core Java, object-oriented programming (OOP), SQL, and Spring Boot.
2. Roles and Responsibilities
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Develop and maintain applications using Java.
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Write clean, reusable, and efficient code.
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Work with Core Java, OOP concepts, Collections, and Exception Handling.
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Develop REST APIs using Spring Boot.
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Integrate applications with databases such as MySQL or PostgreSQL.
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Perform unit testing and debugging.
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Use Git for version control.
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Collaborate with developers, testers, and business teams.
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Fix bugs and improve application performance.
3. Required Technical Skills
|
Skill |
Requirements |
|---|---|
|
Programming |
Core Java, OOP |
|
Java concepts |
Collections, Exception Handling, Multithreading |
|
Frameworks |
Spring, Spring Boot, Hibernate |
|
Database |
SQL, MySQL |
|
APIs |
REST API, JSON |
|
Tools |
Git, Maven, Postman |
|
Testing |
JUnit, Mockito basics |
4. Eligibility
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Bachelor's degree in Computer Science, IT, or a related field, or equivalent skills.
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Knowledge of Java programming and SQL.
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Good problem-solving and communication skills.
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Freshers with relevant project experience may apply for entry-level roles.
5. Interview Preparation Topics
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Java basics and OOP concepts
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String, arrays, and Collections
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Exception Handling and Multithreading
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Java 8 features: Lambda expressions and Streams
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SQL queries and joins
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Spring Boot and dependency injection
-
REST API development
-
Coding problems and project explanation
Java developer · Ova Technologies