Java Backend Developer

WillWare Technologies; Bengaluru; On-site; INR 1,800,000 - 2,800,000; Full time

Job summary

WillWareTechnologies is seeking a skilled Java Backend Developer with strong experience in real-time, low-latency data engineering and microservices development. The candidate should have hands-on experience with Java, Spring Boot, REST APIs, Kafka, Docker, Kubernetes, and CI/CD tools.

You will develop scalable backend applications and microservices using Java 8+ and Spring Boot, design RESTful APIs, and manage real-time data processing with Kafka.

Qualifications

• Strong hands-on experience in Java and Spring Boot.
• Design and develop RESTful APIs and microservices.
• Experience with real-time, low-latency data processing using Kafka.
• Containerize apps with Docker and orchestrate with Kubernetes.
• Implement CI/CD pipelines and testing with JUnit, TDD/BDD.

Responsibilities

• Develop and maintain backend applications and microservices.
• Design RESTful APIs and microservices.
• Build real-time, low-latency data processing solutions using Kafka.
• Develop, deploy, and manage containerized applications using Docker, Helm, and Kubernetes configurations.
• Write high-quality code and tests using TDD/BDD, JUnit.
• Implement CI/CD pipelines using Jenkins and other DevOps tools.
• Collaborate with cross-functional teams using Jira and Confluence.
• Troubleshoot performance and production issues in real-time systems.

Skills

Java

Spring Boot

REST APIs

Kafka

Docker

Kubernetes

CI/CD

JUnit

TDD/BDD

Git

Jira

Confluence

Tools

Docker

Kubernetes

Helm

Jenkins

SonarQube

Git

Confluence

Jira

Job description

We are looking for a skilled Java Backend Developer with strong experience in real-time, low-latency data engineering and microservices development. The candidate should have hands‑on experience with Java, Spring Boot, REST APIs, Kafka, Docker, Kubernetes, and CI/CD tools.

Key Responsibilities

Company Name:WillWareTechnologies
Role:Java Backend Developer
Experience:6+ Years
Location: Chennai, Bangalore, Hyderabad
WorkMode:Onsite

Job Summary

We are looking for a skilled Java Backend Developer with strong experience in real-time, low-latency data engineering and microservices development. The candidate should have hands‑on experience with Java, Spring Boot, REST APIs, Kafka, Docker, Kubernetes, and CI/CD tools.

Key Responsibilities

• Develop and maintain scalable backend applications and microservices using Java 8+ and Spring Boot.
• Design and develop RESTful APIs and microservices.
• Build and maintain real-time, low-latency data processing solutions using Kafka.
• Develop, deploy, and manage containerized applications using Docker, Helm, and Kubernetes configurations.
• Write high-quality, maintainable, and testable code using TDD/BDD practices.
• Develop unit and integration tests using JUnit.
• Participate in the complete Software Development Life Cycle (SDLC).
• Implement and maintain CI/CD pipelines using Jenkins and other DevOps tools.
• Work with Git, SonarQube, Docker, and related development toolsets.
• Follow Agile/Scrum methodologies and actively participate in sprint planning, reviews, and retrospectives.
• Collaborate with cross-functional teams using Jira and Confluence.
• Troubleshoot performance, scalability, and production issues in real-time systems.

Required Skills

• Strong hands-on experience in Java
• Spring Framework / Spring Boot
• RESTful Web Services
• Apache Kafka
• Microservices Architecture
• Docker
• Kubernetes (K8s)
• Helm
• JUnit
• BDD / TDD
• Jenkins / CI-CD
• Git
• SonarQube
• Strong understanding of SDLC
• Experience with Agile/Scrum, Jira, and Confluence

Preferred Skills

• Experience in real-time / low-latency systems
• Strong understanding of distributed systems
• Performance tuning and scalability
• Cloud platform experience such as AWS/Azure/GCP
• Experience with production support and troubleshooting