Core Java Backend Developer | Java Developer (W2 ONLY), Bethesda

About the Role: We're looking for a Core Java Backend Developer with strong AWS Cloud experience to join our team. This is a hands-on technical role focused on backend development (no UI) and includes L3 production support. You'll work with modern cloud tools to build and maintain scalable, serverless, and microservices-based applications.

What You'll Do:

Build backend services using Core Java and Microservices architecture.

Use AWS services like EC2, S3, Lambda, DynamoDB, and EMR to design and deploy applications.

Develop RESTful APIs using API Gateway and Lambda.

Create and manage CI/CD pipelines using CodePipeline and CodeBuild.

Monitor and troubleshoot applications using CloudWatch, X-Ray, and support L3 incidents.

Work with databases like MongoDB and DynamoDB.

Design cloud-native apps using ECS, EKS, and Fargate.

Implement security and infrastructure best practices using IAM, KMS, and CloudTrail.

Automate testing, deployment, backups, and disaster recovery.

Must-Have Skills:

Strong knowledge of Core Java (advanced concepts)

Experience with Microservices (no UI work)

Hands-on AWS skills, including:

EC2, S3, Lambda, CloudWatch, EMR

API Gateway, DynamoDB, CloudFormation

CodePipeline, CodeBuild, CodeDeploy

ECS, EKS, Fargate

IAM, KMS, CloudTrail

Experience with MongoDB

L3 production support experience

Familiar with building and managing REST APIs and serverless applications