Java Developer

Location: Phoenix, AZ 85024 (Hybrid)
Position Type: Direct Hire
Hourly / Salary: Based on Experience

Our client is seeking an experienced Java Developer to architect, build, and maintain the shared framework and core platform components that power a multi-application ERP SaaS ecosystem. This role is central to driving platform standardization, reusable component development, performance optimization, security compliance, and scalable distributed architecture across enterprise applications.

You will work at the intersection of software architecture, backend engineering, Dev Ops practices, and cloud-native system design, ensuring consistency, reliability, and reduced technical debt across the product portfolio.

Design and develop reusable Java-based frameworks, shared libraries, and platform services used across multiple ERP applications

Apply modern software architecture patterns, including microservices architecture, event-driven systems, and domain-driven design (DDD)

Lead framework evolution to improve code reusability, modularity, maintainability, and technical debt reduction

Participate in architectural design reviews and contribute to long‑term platform strategy

Architect and support multi‑tenant SaaS applications with emphasis on tenant isolation, configuration management, and extensibility

Optimize system performance using caching strategies, asynchronous processing, and database query optimization

Design for horizontal scalability, distributed systems reliability, high availability, and fault tolerance

Implement monitoring, logging, and observability best practices to ensure platform stability at scale

Implement and enforce application security standards, including OAuth 2.0, JWT authentication, encryption protocols, and secure coding practices

Ensure adherence to OWASP guidelines, SOC 2 controls, and NIST security frameworks

Conduct secure code reviews and support vulnerability remediation efforts

Design and maintain RESTful APIs and backend services using the Spring ecosystem

Develop event‑driven integrations leveraging message brokers such as Kafka or RabbitMQ

Ensure API versioning, backward compatibility, and documentation standards are maintained

Contribute to CI/CD pipelines, automated testing frameworks, and Dev Ops workflows

Collaborate with cloud and infrastructure teams on containerization and deployment strategies

Leverage AI‑powered development tools (e.g., Git Hub Copilot, ChatGPT, Claude) to enhance productivity, code quality, and documentation

Support continuous integration, automated builds, and release management processes

Partner with product management and application teams to translate business requirements into scalable technical solutions

Conduct peer code reviews to uphold architectural consistency and coding standards

Contribute to Agile ceremonies and cross‑functional planning sessions

Bachelor’s degree in Computer Science, Software Engineering, or equivalent professional experience

5+ years of hands‑on Java development experience, including at least 2 years focused on framework or platform engineering

Strong expertise in Spring Framework (Spring Boot, Spring Security, Spring Data, Spring Cloud)

Experience building and maintaining large‑scale enterprise SaaS applications

Deep understanding of microservices architecture, distributed systems design, and event‑driven architecture

Experience with REST API development, message queuing systems (Kafka, Rabbit

MQ), and backend service integration

Proficiency in implementing secure authentication and authorization mechanisms (OAuth, JWT, encryption standards)

Experience with CI/CD pipelines, Dev Ops methodologies, and automated testing practices

Familiarity with GWT is a plus

Demonstrated success delivering complex technical initiatives while balancing new feature development and platform modernization

“We are GTN – The Go To Network”