Java Solution Designer - Mesh API

XPT Software Australia Pty Ltd Contract

• XPT SoftwareAustralia PTY Ltd, incorporated in 2016, is a Software Services company
  
• XPT works with topclients across Australia in Banking, Insurance, Telecom,Retail, Energy, Mining and Manufacturingdomains.
  
• We have 120+technocrats in Australia working at our clientlocations.
  
• XPT SoftwareAustralia is part of group companies which has globalpresence across India & Europe.
  
• We have served100+ clients globally, fulfilling their onsite-offshoreneeds.
  

Job Description

• Design end-to-end solutions using Java, Spring Boot,Microservices, REST APIs, Mesh
  
• Define application, integration, and API architecture aligned withenterprise standards.
  
• Design and implement Mesh API / API Mesh solutions forintegrating 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, sequencediagrams, 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 Javadevelopment teams.
  
• Troubleshoot complex integration and production issues and provideroot-cause analysis.
  
• Support CI/CD, cloud deployment, containerization, and DevOpspractices where required.
  
• Evaluate new technologies and recommend appropriate solutions basedon business and technical requirements.
  

Required Technical Skills

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

API / Mesh

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