Java Developer Intern | Entry Level | Fresher | Java, Spring Boot, SQL, REST API | Remote

Company: Crossing Infotech

Job Type: Full-time Internship

Work Mode: Virtual / Remote

Location: India

Internship Duration: 1–3 months

Stipend: ₹16,500/month

Application Deadline: 20 September 2026

About the opportunity

Crossing Infotech is offering a Java Developer Internship for freshers and entry-level candidates interested in Java programming, backend development, database management, API development, and software engineering.

This internship provides practical exposure to Java-based application development through structured project work, coding assignments, database integration, API development, debugging, testing, and version control under appropriate technical guidance.

Key responsibilities

Develop and maintain Java-based application features under supervision.
Write clean, structured, and reusable Java code.
Apply object-oriented programming concepts in development tasks.
Work with SQL databases and perform basic database operations.
Develop and integrate REST APIs.
Work with application logic and backend components.
Debug and troubleshoot Java application issues.
Perform basic testing and identify software defects.
Participate in code reviews and implement technical feedback.
Use Git for source-code management and version control.
Maintain technical documentation for assigned development tasks.
Work with JSON data and API request/response structures.
Assist in integrating backend services with frontend applications.
Follow established coding standards and development practices.
Collaborate with developers and other project team members.

Who can apply

Freshers and recent graduates.
Candidates pursuing or having completed B.Tech, B.E., BCA, MCA, B.Sc. Computer Science, IT, or related programs.
Candidates with academic or personal Java projects.
Candidates interested in Java development and software engineering.

Required skills

Basic knowledge of Java programming.
Understanding of object-oriented programming concepts.
Basic knowledge of SQL and relational databases.
Understanding of programming fundamentals and data structures.
Basic understanding of REST APIs.
Familiarity with Git and version control.
Good problem-solving and debugging ability.
Willingness to learn Java development frameworks and tools.

Preferred skills

Familiarity with Spring or Spring Boot.
Knowledge of MySQL or PostgreSQL.
Understanding of Hibernate or JPA.
Familiarity with RESTful web services.
Basic knowledge of Maven or Gradle.
Familiarity with Postman.
Basic knowledge of HTML, CSS, and JavaScript.
Experience with GitHub.
Academic or personal Java development projects.

What you will learn

Core Java and object-oriented programming practices.
Backend application development using Java.
Spring Boot and REST API fundamentals.
Database integration and SQL operations.
API testing and debugging.
Git-based development workflows.
Software testing and code-quality practices.
Application documentation and development standards.

Ideal candidate profile

We are looking for candidates who are:

Interested in building a career as a Java or backend developer.
Comfortable learning programming and software-development concepts.
Strong in logical thinking and problem-solving.
Detail-oriented when writing and testing code.
Willing to learn from technical feedback and code reviews.
Interested in developing practical Java applications.
Comfortable working independently in a remote environment.

Why join Crossing Infotech?

Remote internship opportunity.
Practical exposure to Java application development.
Experience with backend development, SQL, and REST APIs.
Opportunity to work with modern Java development practices.
Project-based learning suitable for freshers.
Opportunity to build skills relevant to Java and software development careers.

Application deadline: 20 September 2026

If you are a fresher interested in Java programming, backend development, APIs, and databases, this internship provides an opportunity to develop practical software-development skills through structured projects and supervised technical work.

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