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.

Required Technical Skills

Java & Backend

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.

API / Mesh

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.

Required skills

Java 8/11/17+ DevelopmentSpring Boot and Spring FrameworkSpring SecurityMicroservices ArchitectureRESTful API DesignAPI Mesh ArchitectureBackend Service IntegrationAPI Gateway, Routing, and Service DiscoveryOpenAPI/Swagger and API Lifecycle ManagementAPI Security with OAuth 2.0, JWT, and mTLSJava Design Patterns, SOLID, and Clean ArchitectureScalable and Resilient Architecture DesignAsynchronous and Event-Driven ArchitectureSolution Architecture Documentation and DiagramsCI/CD, Cloud Deployment, and Containerization

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