Job Description
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.
#LI-AS7
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.
Source: Official Cognizant careers portal.

