Senior Java Developer

Senior Java Developer (Spring Boot, AWS)

Location: Infopark, Kakkanad, Kochi, Kerala (On-Site)

Experience: 3+ Years

Tech Stack: Java, Spring Boot, MySQL, Apache Kafka, AWS (ECS, VPC, RDS, S3, Lambda), Docker, Kubernetes

Cloud Focus: AWS Infrastructure, Microservices, Distributed Systems

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About the Role

We are looking for a Senior Java Developer with expertise in Spring Boot and AWS cloud infrastructure to develop and optimize scalable backend services. This role involves designing and deploying cloud-native applications using AWS ECS, RDS, MSK and S3 while ensuring high performance and security.

You will work closely with our DevOps and product teams to build a resilient, event-driven architecture using Kafka and microservices.

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Responsibilities

• Develop scalable microservices using Java & Spring Boot
• Deploy and manage applications on AWS ECS (Fargate & EC2-based)
• Design cloud-native applications leveraging AWS services like RDS, S3, and MSK.
• Implement event-driven architectures using Apache Kafka.
• Optimize MySQL databases on AWS RDS for performance and reliability
• Secure APIs & backend services with OAuth2 and JWT.
• Containerize applications using Docker and Kubernetes
• Improve CI/CD pipelines for automated deployment and scaling
• Monitor and optimize cloud infrastructure using AWS CloudWatch, CloudTrail, and X-Ray
• Collaborate with DevOps for managing AWS IAM roles, security policies, and cost optimizations

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Must-Have Skills

• Java – Strong expertise in backend development
• Spring Boot & Microservices – Experience with REST APIs, WebSockets, and event-driven systems
• AWS ECS & VPC – Deploying microservices in containerized environments
• AWS RDS (MySQL) – Optimizing database performance
• Apache Kafka / AWS SNS & SQS – Event-driven messaging experience
• Docker & Kubernetes – Managing containerized applications at scale
• Security & IAM – Experience with OAuth2, JWT, AWS IAM roles, and policies
• CI/CD Pipelines – GitHub Actions, Jenkins, or similar tools

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Good-to-Have Skills

• Redis / Elasticsearch – Caching and search optimization
• Terraform / AWS CloudFormation – Infrastructure as Code (IaC)
• GraphQL – Efficient API development
• AWS Certified Developer – Associate (Preferred)
• ⁠Experience with Apache Ni-Fi