Backend Developer

Location: Sydney (Hybrid)

Duration: 6-month contract (possible extension)

About the Role

We’re seeking an experienced Backend Developer with strong expertise in building and integrating RESTful APIs using Java and Spring Boot. You’ll be responsible for designing scalable backend services, ensuring seamless data flow across systems, and maintaining robust API performance.

The ideal candidate brings a solid understanding of backend architecture, automation, and CI/CD pipelines — along with a passion for clean code, documentation, and system reliability.

Key Responsibilities

• Design, develop, and maintain RESTful APIs using Java and Spring Boot.
• Write and maintain technical documentation for backend services and API endpoints.
• Build and optimise CI/CD pipelines to support smooth deployments.
• Implement and maintain API automation tests to ensure stability and performance.
• Work closely with frontend, DevOps, and QA teams to deliver high-quality solutions.
• Manage and optimise SQL and NoSQL database interactions.
• Monitor backend performance, identify bottlenecks, and apply observability best practices.

Must-Have Skills

• Proven experience as a Backend Developer building APIs in Java/Spring Boot.
• Strong understanding of API integration and technical documentation.
• Hands-on experience with CI/CD pipelines (e.g. Jenkins, GitHub Actions, Azure DevOps).
• Solid database knowledge across SQL and NoSQL environments.
• Experience with automation testing tools (e.g. Rest Assured, Postman, or JUnit).

Nice-to-Have Skills

• Experience with monitoring/observability tools (e.g. Grafana, Prometheus, ELK).
• Exposure to service mesh environments (e.g. Istio, Linkerd).

Ideal Candidate

You’re a backend engineer who thrives on solving complex integration challenges and writing clean, maintainable code. You understand the importance of automation, performance monitoring, and documentation, and you take pride in delivering reliable backend systems that scale.