Full Stack Engineer II - Java, APIs & GenAI

Job Description

Job Description

Overview

We are seeking a Full Stack Engineer II to design and build scalable, enterprise-grade applications using Java, API-first architecture, and GenAI-powered development practices. This role focuses on building high-performance backend services and modern frontend integrations while leveraging AI tools to accelerate delivery and improve code quality.

Location: Phoenix, AZ
Duration: 12 months

Key Responsibilities:

• Build and maintain full stack applications (backend + frontend) using Java and modern frameworks
• Develop RESTful APIs and GraphQL services for enterprise-scale systems
• Design API-first, microservices-based architectures
• Work with large-scale datasets and Big Data querying techniques
• Leverage GenAI tools (e.g., GitHub Copilot) to accelerate development and improve productivity
• Implement CI/CD pipelines for automated build, test, and deployment
• Develop reusable, modular components aligned with enterprise standards
• Ensure performance, scalability, and security across applications
• Collaborate with product, architecture, and QA teams to deliver high-quality solutions

Required Skills:

• Java (Spring / Spring Boot)
• REST APIs & GraphQL
• GenAI / AI-assisted development tools
• Big Data & NoSQL
• CI/CD (Jenkins, Docker, GitHub Actions)
• Apache Kafka / event-driven architecture

Preferred Qualifications:

• Experience with React, Angular, or similar frontend frameworks
• Familiarity with reactive programming (Vert.x or similar)
• Experience in microservices and distributed systems
• Exposure to enterprise-scale environments
• Prior American Express experience is a plus

Why Join:

• Work on cutting-edge GenAI-driven engineering initiatives
• Build scalable systems used across enterprise platforms
• Collaborate with high-performing, cross-functional teams
• Opportunity to influence modern engineering standards and practices

Excellent verbal and written English communication skills and the ability to interact professionally with a diverse group are required.

CTG does not accept unsolicited resumes from headhunters, recruitment agencies, or fee based recruitment services for this role.

To Apply:
To be considered, please apply directly to this requisition using the link provided. For additional information, please contact Rebecca Olan at View email address on ziprecruiter.com . Kindly forward this to any other interested parties. Thank you!