AWS Integration Developer

Amtex Enterprises Inc.; Trenton (NJ); Hybrid; USD 120,000 - 170,000; Full time

Job summary

Amtex Enterprises Inc. is seeking an AWS Integration Developer for a hybrid, 12+ month engagement in Trenton, NJ. The role spans design, development, and integration across AWS services, MuleSoft, and enterprise platforms, plus React interfaces for employees and applicants.

You will implement secure, observable integrations, author API contracts, and ensure accessibility standards. This full-time contract requires local candidates and offers a hybrid on-site pattern in New Jersey.

Qualifications

• Bachelor’s degree in CS, Engineering, or related field.
• 5+ years of software development experience with significant hands-on AWS integration in production.
• Experience designing and consuming REST APIs using OpenAPI/Swagger specifications.
• Experience integrating with enterprise platforms like MuleSoft and back-end services.
• Experience integrating federated authentication (SAML or OpenID Connect).
• Proficiency with JavaScript/TypeScript and React in production.
• Experience with Git-based workflow, PR review, and API/contract testing.
• Knowledge of Section 508 and WCAG 2.0 AA conformance.

Responsibilities

• Design, build, and maintain integrations on AWS using services like API Gateway, Lambda, Step Functions, EventBridge, SQS/SNS, and S3.
• Connect AWS-hosted services with MuleSoft and state systems of record.
• Implement secure, scalable, and observable integration patterns (logging, monitoring, error handling, retry logic).
• Author, review, and maintain API specifications (OpenAPI/Swagger) as the source of truth for integrations.
• Translate requirements into well-defined API contracts and generate client code/tests.
• Build React interfaces for employee self-service and applicant workflows consuming APIs.
• Ensure accessibility conformance (Section 508 and WCAG 2.0 AA).

Skills

JavaScript/TypeScript

React

REST APIs

OpenAPI/Swagger

Git workflow

Accessibility (Section 508)

Education

Bachelor's degree in Computer Science, Engineering, or related field

Tools

AWS

MuleSoft

OpenAPI/Swagger

CloudFormation/CDK/Terraform

Job description

Job Title: AWS Integration Developer
Location (if onsite/hybrid: Hybrid in Trenton, NJ (candidates must be local) | 3 days onsite)
Duration: min 12 months (likely multi-year engagement)

Overview

We are seeking an AWS Integration Developer to design, build, and connect the services behind key initiatives supporting the client, including the agency’s Family First Act (FFA) initiative. You will work across AWS, API specifications, and enterprise platforms like MuleSoft to deliver secure, well-documented integrations. You will also build the React interfaces that put those integrations in front of employees and applicants. This is a full-time, hybrid contract position.

Key Responsibilities

AWS Integration & Cloud Services

• Design, build, and maintain integrations on AWS using services such as API Gateway, Lambda, Step Functions, EventBridge, SQS/SNS, and S3
• Connect AWS-hosted services with enterprise platforms like MuleSoft and with state systems of record
• Implement secure, scalable, and observable integration patterns (logging, monitoring, error handling, retry logic)

API Specification & Contract-Driven Development

• Author, review, and maintain API specifications (OpenAPI/Swagger) as the source of truth for integrations
• Translate business requirements and design artifacts into well-defined API contracts
• Use specifications to generate client code, mock services, and automated contract tests
• Manage API versioning, documentation, and change communication across teams

Authentication & Security Integration

• Integrate federated authentication (SAML or OpenID Connect) across APIs, services, and user-facing applications for employee and applicant sign-on
• Implement token handling, session management, and role-based access across the integration layer
• Apply secure handling of sensitive user data in transit and in the browser

User Interface Integration (React)

• Build React interfaces for employee self-service and applicant-facing workflows that consume the APIs you design
• Implement forms, workflows, and dashboards from specifications and design artifacts
• Build reusable, documented components with automated tests, extending the existing design system for consistency

Accessibility Conformance

• Ensure all interfaces conform to Section 508 and WCAG 2.0 AA
• Verify conformance with assistive technologies, remediate defects, and document results

What You’ll Need

Required

• Bachelor’s degree in Computer Science, Engineering, or a related field
• 5+ years of software development experience, with significant hands-on AWS integration work in production
• Experience designing and consuming REST APIs using OpenAPI/Swagger specifications
• Experience integrating with enterprise integration platforms (such as MuleSoft) and back-end services
• Experience integrating federated authentication (SAML or OpenID Connect)
• Proficiency with JavaScript or TypeScript, plus working experience with React in production
• Experience with a Git-based workflow, pull request review, and automated testing (including API/contract testing)
• Working knowledge of Section 508 and WCAG 2.0 AA conformance

Preferred

• AWS certification (e.g., Developer Associate or Solutions Architect Associate)
• Experience with CI/CD pipelines and infrastructure as code (CloudFormation, CDK, or Terraform)
• Experience implementing a component library or design system
• Public sector portal development experience
• Experience with a state single sign-on provider
• Experience supporting Client agencies
• IAAP accessibility certification (CPACC or WAS)