Full Stack Java Developer

Job Title - Full Stack Java Developer

Location - Piscataway, NJ (Hybrid)

Duration - 12+ Months

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

• Sign In
• Create Account

Sign in

To continue your application

Sign in with Google

Sign in with Linkedin

---

or continue with email

Email address

Password

Forgot your password?

Resume or CV

Improve your chances of getting an interview

Drag & drop or browse

.pdf, .doc, .docx (Max 10MB)

Continue →

By continuing you agree to our Terms & Privacy Policy.