Staff Java Engineer - Backend, Microservices & AWS

Kaizen Global Technologies; Sydney; On-site; AUD 120,000 - 180,000; Full time

Job summary

Kaizen Global Technologies seeks a seasoned Backend/Full-stack engineer to design and implement scalable microservices using Java/Spring Boot and modern frontend interfaces with Next.js/React.

You will own REST APIs, CI/CD pipelines with GitHub Actions, and AWS cloud deployments, collaborating across teams to deliver reliable, secure, and high-performance applications for enterprise systems.

Qualifications

• Strong hands-on experience with Java, Spring Boot, Microservices, and REST APIs.
• Strong knowledge of GitHub, GitHub Actions, CI/CD, and automated testing.
• Hands-on experience with AWS cloud services and cloud-native development.
• Strong experience in system integration, APIs, messaging, and distributed systems.
• Good understanding of software architecture, design patterns, scalability, security, and performance.

Responsibilities

• Design and develop scalable and responsive frontend applications using Next.js and React.
• Build reusable UI components and maintain scalable frontend architecture.
• Integrate frontend applications with REST APIs and backend services.
• Implement CI/CD pipelines using GitHub/GitHub Actions for automated testing and deployments.

Skills

Java

Spring Boot

Microservices

REST APIs

GitHub Actions

CI/CD

Automated testing

AWS

Distributed systems

Architecture patterns

Security

Performance

Tools

Next.js

React

GitHub

GitHub Actions

AWS

Job description

Kaizen Global Technologies seeks a seasoned Backend/Full-stack engineer to design and implement scalable microservices using Java/Spring Boot and modern frontend interfaces with Next.js/React.

You will own REST APIs, CI/CD pipelines with GitHub Actions, and AWS cloud deployments, collaborating across teams to deliver reliable, secure, and high-performance applications for enterprise systems.