Senior Java Backend Developer AWS

Senior Java Backend Developer AWS

Experience: 9 Years

Job Description

We are looking for a strong, hands-on Java Backend Developer with AWS experience to design, develop, enhance, and support scalable, cloud-native enterprise applications.

Required Technical Skills

• Java: Strong hands-on experience with Java 8/11/17/21, Core Java, multithreading, concurrency, and JVM fundamentals.
• Spring Boot: Microservices, Spring MVC, Spring Data JPA, Spring Security, and RESTful APIs.
• AWS: Hands-on experience with EC2, ECS/EKS, Lambda, S3, RDS, IAM, CloudWatch, and API Gateway.
• Databases: SQL, PostgreSQL, Oracle, query optimization, and Hibernate/JPA.
• Messaging: Kafka, AWS SQS/SNS, and asynchronous processing.
• DevOps: Git, Maven/Gradle, Jenkins/GitHub Actions, Docker, Kubernetes, and CI/CD pipelines.
• Testing: JUnit, Mockito, integration testing, and API testing.
• Production Support: Troubleshooting, performance optimization, logging, monitoring, and root cause analysis.

Key Responsibilities

• Develop and maintain high-performance Java/Spring Boot backend services.
• Build secure, scalable REST APIs and microservices.
• Develop and deploy cloud-native applications on AWS.
• Integrate applications with databases, messaging systems, and external APIs.
• Optimize application performance, reliability, and scalability.
• Participate in code reviews, automated testing, CI/CD, and production troubleshooting.
• Collaborate with architects, DevOps engineers, QA, and business teams.

Preferred Skills

• Terraform and Infrastructure as Code.
• Event-driven architecture and distributed systems.
• AWS security, observability, and cost optimization.
• Healthcare, PBM, claims, or pharmacy application experience.