Java Developer

Job Title - Java Developer(Java 20) - (client uses Java 25)
Location - Piscataway NJ (Hybrid 3 days onsite)
Duration - 12 Months
Rate: 60-65/hr. on W2 or $70-75/hr. on C2C

Interview : Must interview 2 phone screens and 1 in-person interview

• Identity Provider (IDP) Integration - Ping
• Hands-on experience with Java 20 (client uses Java 25)
• Hands-on experience integrating PingFederate / PingAccess for SAML 2.0 and OIDC flows
• Token validation scopes claims mapping and federated identity configuration.
• AWS API Gateway Custom Lambda Authorizers
• AWS Lambda & Serverless Architecture experience
• Spring Boot Microservices Development
• Terraform Infrastructure-as-Code (IaC) experience
• AWS Cloud Experience (Lambda API Gateway ECS/Fargate IAM DynamoDB S3 VPC)
• REST API Development & Microservices Architecture
• Docker / Containerized Deployments

• Boomi Integration Platform
• OpenAPI / Contract-First API Design
• AWS CI/CD (CodePipeline CodeBuild)
• DynamoDB Data Modeling

The ideal candidate is someone who can build Java/Spring Boot applications secure them using Ping/OAuth/JWT deploy them on AWS using Lambda/API Gateway/ECS and automate the infrastructure using Terraform.

Summary: The role focuses on building and maintaining enterprise integrations across identity API authorization dynamic OAuth clients dynamic scoping microservices and infrastructure-as-code within AWS and Boomi integration platforms.

Scope of Work
The engineer will contribute to enterprise integration projects spanning AWS serverless API development Ping-based authorization infrastructure and IaC automation.

Required Skills & Experience
Identity Provider (IDP) Integration - Ping
Hands-on experience with Java 20 (client uses Java 25)
Hands-on experience integrating PingFederate / PingAccess for SAML 2.0 and OIDC flows
Token validation scopes claims mapping and federated identity configuration.

Custom Lambda Authorizer
Design and implementation of AWS API Gateway custom Lambda authorizers (request and token-based)
JWT/OIDC token validation against Ping policy generation and caching strategies

Spring Boot
Production experience building Spring Boot microservices (REST APIs service layers externalized configuration)
Familiarity with Spring SpringBoot and containerized deployments (Docker/ECS Fargate)

AWS Expertise
Strong working knowledge of core AWS services: Lambda API Gateway ECS/Fargate DynamoDB S3 CloudWatch IAM VPC
Serverless architecture patterns and event-driven design
Networking fundamentals (VPC endpoints security groups private subnets)
Boomi Integration Platform knowledge

Terraform
Infrastructure-as-Code using Terraform (modules state management workspaces)
Provisioning and managing AWS resources in multi-environment pipelines

Agentic IDE & AI-Assisted Development
Comfort working with AI-powered development tools (Kiro Claude Code GitHub Copilot agentic coding assistants)
Ability to leverage AI pair-programming for code generation review and iteration within Kiro or similar IDEs

Nice to Have
Experience with Deno / TypeScript Lambda functions
Familiarity with OpenAPI specifications and contract-first API design
CI/CD with AWS CodePipeline / CodeBuild
DynamoDB data modeling and access patterns
microservices migration experience