Cognizant

Java Developer Intern

InternshipIn OfficeKolkata, West Bengal3 months27K/mo4 openingsImmediate / Rolling

About this internship

Cognizant is inviting applications for the role of Java Developer Intern in Kolkata. This is a hands-on, mentor-led internship designed for students and freshers who want real, practical experience building enterprise-grade backend applications in Java and Spring. As an intern, you will work…

Skills you'll use

JavaSpring BootOOPData Structures & AlgorithmsREST APIsSQLHibernateGitJUnitProblem Solving

What you'll do

Build REST services with Java and Spring Boot
Model and persist data with JPA/Hibernate
Write unit tests with JUnit
Debug and optimise Java applications
Follow enterprise coding standards
Document work clearly and act on feedback

Who can apply

Students in their final year and recent graduates (freshers) interested in a Java Developer Intern role
Freshers looking to build a career in software development
Candidates based in or willing to commute to Kolkata
Career-switchers and self-taught developers who meet the skill requirements
Anyone eager to gain real, mentor-led coding experience

Perks & benefits

Internship Certificate on completionLetter of Recommendation for strong performersHands-on mentorship from experienced engineersReal-world, portfolio-worthy project experiencePre-Placement Offer (PPO) opportunity based on performanceFlexible, learning-focused work environment

Interview & selection process

3 rounds — typical selection flow for this role:

1Application & resume screening — your profile, skills and background are reviewed by Cognizant's team.
2Technical / coding round — role-relevant DSA and Java Developer Intern questions, possibly with a short coding task.
3Hiring manager / HR discussion — your problem-solving approach, communication, availability and fit.

About Cognizant

About Cognizant Cognizant is a leading global professional services company that helps clients modernise technology, reimagine processes and transform experiences. It is one of India's largest IT employers with major delivery centres across Chennai, Hyderabad, Pune and Kolkata. Products &…

Visit Cognizant’s official website ↗

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