Job Description – Java Kafka Developer
Role: Java Kafka Developer
Experience: 6 to 13 Years
Location: Bangalore
Work Model: 5 Days Work from Office (Mandatory)
Role Overview
We are looking for a highly skilled Java Kafka Developer with strong experience in designing and developing scalable, high-performance distributed applications. The ideal candidate should possess expertise in Java, Spring Boot, Apache Kafka, Microservices, and RESTful APIs, along with a strong understanding of event-driven architectures and enterprise application development.
Key Responsibilities
- Design, develop, and maintain scalable Java-based applications and microservices.
- Build and implement event-driven solutions using Apache Kafka.
- Develop and consume RESTful APIs for enterprise applications.
- Design and optimize Kafka producers, consumers, topics, and partitions.
- Collaborate with architects, business analysts, and cross-functional teams to deliver high-quality solutions.
- Perform code reviews and ensure adherence to coding standards and best practices.
- Troubleshoot and resolve performance, scalability, and reliability issues.
- Participate in application design discussions and technical solutioning.
- Develop unit tests and support automated testing initiatives.
- Ensure application security, maintainability, and operational excellence.
Mandatory Skills
Core Java
- Java 8/11/17
- Multithreading
- Collections Framework
- Exception Handling
- JVM Concepts
Frameworks
- Spring Boot
- Spring MVC
- Spring Data JPA
- Spring Security
Messaging & Streaming
- Apache Kafka
- Kafka Producers and Consumers
- Kafka Streams
- Event-Driven Architecture
- Message Queue Concepts
Microservices
- Microservices Architecture
- REST APIs
- API Development & Integration
Database
- SQL
- Oracle / PostgreSQL / MySQL
Development Practices
- Object-Oriented Design
- Design Patterns
- Unit Testing (JUnit, Mockito)
- Git Version Control
Preferred Skills
- Azure Cloud or AWS Cloud
- Docker
- Kubernetes
- CI/CD Pipelines
- Splunk / Dynatrace Monitoring
- Agile/Scrum Methodology
- Performance Tuning and Optimization
Desired Candidate Profile
- Strong hands-on experience in Java and Kafka development.
- Experience building high-volume, distributed, and real-time processing applications.
- Strong debugging and analytical skills.
- Excellent communication and stakeholder management abilities.
- Ability to work independently and in a collaborative environment.
- Experience working in Agile project delivery teams.
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About Cognizant
Cognizant (Nasdaq: CTSH) is an AI Builder and technology services provider, bridging the gap between AI investment and enterprise value by building full-stack AI solutions for our clients. Our deep industry, process and engineering expertise enables us to build an organization’s unique context into technology systems that amplify human potential, drive tangible outcomes and keep global enterprises ahead in a fast-changing world. See how at cognizant.ai or @cognizant.
Things to know before you apply
- Work authorization: Cognizant will only consider applicants for this position who are legally authorized to work in Canada without requiring employer sponsorship, now or at any time in the future.
- Accommodations: If you have a disability that requires reasonable accommodation to search for a job opening or submit an application, please email [email protected] with your request and contact information.
- AI in hiring: We use artificial intelligence (AI) tools to help us screen and assess applications more efficiently. Our team performs additional human review and ultimately decides who moves forward in our hiring process.
- Open position: Unless otherwise stated, this job posting is for an open position on our team.
- Language proficiency: We ask that all candidates have basic English proficiency for company-wide communications purposes. For roles based in Quebec, professional English proficiency is required, as you’ll deliver services to and collaborate with stakeholders outside the province who may not speak French.
- Inclusion: Cognizant is an equal opportunity employer. Your application and candidacy will not be considered based on race, color, sex, religion, creed, sexual orientation, gender identity, national origin, disability, genetic information, pregnancy, veteran status or any other characteristic protected by federal, provincial or local laws.











