Java Developer -Bangalore

Cognizant; Bengaluru Urban; On-site; INR 2,000,000 - 3,500,000; Full time

Job summary

Cognizant in Bangalore is seeking a skilled Java Kafka Developer to design and build scalable, high-performance distributed applications. The role requires hands-on experience with Java, Spring Boot, Apache Kafka, microservices, and RESTful APIs, with a solid grasp of event-driven architectures.

You will work with cross-functional teams to deliver robust solutions, perform code reviews, optimize performance, and ensure security and reliability.

Qualifications

• Experience designing scalable Java applications and microservices.
• Proficient with Apache Kafka and RESTful APIs.
• Strong debugging and performance tuning skills.
• Experience with Spring Framework ecosystems.

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 and cross-functional teams to deliver high-quality solutions.
• Perform code reviews and ensure coding standards.

Skills

Core Java

Spring Boot

Apache Kafka

Microservices

REST APIs

Kafka Streams

Docker

Kubernetes

Git

Tools

Docker

Kubernetes

Git

CI/CD

Job description

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

• 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.

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.