Java Solution Designer - Mesh API

XPT Software

Date: 1 week ago

City: Sydney, New South Wales

Est. A$151,512 - A$168,916 / yr ⓘ

Contract type: Full time

Design end-to-end solutions using Java, Spring Boot, Microservices, REST APIs, Mesh
Define application, integration, and API architecture aligned with enterprise standards.
Design and implement Mesh API / API Mesh solutions for integrating multiple services, systems, and data sources.
Define API contracts, service interfaces, data models, authentication, authorization, and error-handling standards.
Design scalable and resilient microservices architectures.
Review existing applications and recommend modernization, decomposition, and integration strategies.
Work closely with business analysts, product owners, architects, developers, DevOps, and infrastructure teams.
Produce solution design documents, architecture diagrams, sequence diagrams, API specifications, and technical documentation.
Ensure solutions meet requirements for security, performance, scalability, availability, observability, and maintainability.
Conduct technical design reviews and provide guidance to Java development teams.
Troubleshoot complex integration and production issues and provide root-cause analysis.
Support CI/CD, cloud deployment, containerization, and DevOps practices where required.
Evaluate new technologies and recommend appropriate solutions based on business and technical requirements.

Strong hands-on experience with Java 8/11/17+.
Excellent knowledge of Spring Boot, Spring Framework, Spring Security.
Strong experience with RESTful APIs and Microservices.
Good understanding of Java design patterns, SOLID principles, and clean architecture.
Experience with asynchronous/event-driven architectures is desirable.

Strong experience in API design and integration.
Experience with Mesh API / API Mesh architectures and integration of multiple backend services.
Understanding of API gateways, service discovery, routing, aggregation/orchestration, authentication, authorization, throttling, and API versioning.
Experience with OpenAPI/Swagger and API lifecycle management.
Knowledge of OAuth 2.0, JWT, mTLS, and enterprise API security.

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