Java MSB + AWS

Cloudxtreme; Chennai District; On-site; INR 1,200,000 - 1,800,000; Full time

Job summary

Cloudxtreme is seeking an experienced Java/Spring Boot engineer to design, build, and maintain microservice-based applications in a cloud-first environment. You will work with RESTful APIs, asynchronous services, and AWS services, ensuring secure, scalable, and observable systems.

You will contribute to testing, performance optimization, and collaboration with DevOps for containerization and CI/CD processes, while participating in sprint planning and design reviews.

Qualifications

• 7+ years of hands-on experience with Java and Spring Boot
• Strong experience with REST APIs, JSON, and serialization/deserialization
• Proficiency with AWS services, especially ECS, SQS, S3, Secrets Manager, and RDS
• Experience working with containerized services using Docker and deploying to ECS
• Familiarity with queue-based systems and event-driven processing
• Experience with SQL databases such as PostgreSQL or MySQL
• Strong understanding of dependency injection, security, and configuration management in Spring
• Ability to write clean, maintainable, and testable code (JUnit, Mockito)

Responsibilities

• Design, build, and maintain Spring Boot applications in a microservice architecture
• Develop and maintain RESTful APIs and asynchronous services
• Leverage AWS services such as ECS, SQS, S3, Secrets Manager, RDS, and CloudWatch
• Implement secure, scalable, and observable services in Java 17+
• Write integration and unit tests to ensure application correctness and stability
• Troubleshoot and optimize performance in production systems
• Collaborate with DevOps and platform teams on containerization, CI/CD, and infrastructure
• Participate in sprint planning, technical design reviews, and peer code reviews

Skills

REST APIs

JSON

Serialization

AWS services

Docker

Spring Boot

JUnit/Mockito

SQL databases

CI/CD basics

Tools

Docker

AWS ECS

AWS SQS

AWS S3

AWS Secrets Manager

AWS RDS

CloudWatch

Terraform

Prometheus

Grafana

Job description

7+ years of hands-on experience with Java and Spring Boot

Design, build, and maintain Spring Boot applications in a microservice architecture

Develop and maintain RESTful APIs and asynchronous services

Leverage AWS services such as ECS, ECR, SQS, CloudWatch, Secrets Manager, RDS, and S3

Implement secure, scalable, and observable services in Java 17+

Write integration and unit tests to ensure application correctness and stability

Troubleshoot and optimize performance in production systems

Collaborate with DevOps and platform teams on containerization, CI/CD, and infrastructure

Participate in sprint planning, technical design reviews, and peer code reviews

Required Skills

• Strong experience with REST APIs, JSON, and serialization/deserialization
• Proficiency with AWS services, especially ECS, SQS, S3, Secrets Manager, and RDS
• Experience working with containerized services using Docker and deploying to ECS (Fargate or EC2)
• Familiarity with queue-based systems and event-driven processing
• Experience with SQL databases such as PostgreSQL or MySQL
• Strong understanding of dependency injection, security, and configuration management in Spring
• Ability to write clean, maintainable, and testable code (JUnit, Mockito, etc.)

Nice to Have

• Familiarity with infrastructure as code (e.g., Terraform, CloudFormation)
• Experience with observability tools (e.g., Prometheus, Grafana, CloudWatch Logs & Metrics)
• Knowledge of API gateways, OAuth2/JWT, and Spring Security
• Experience with NoSQL databases (e.g., DynamoDB)
• Exposure to CI/CD pipelines using tools like GitHub Actions, Jenkins, or CodePipeline