- Java (8/11/17) – solid hands on experience
- Spring Boot, Spring MVC, Spring Data
- Microservices architecture (service decomposition, API contracts)
- REST APIs, JSON, OpenAPI / Swagger
- Kafka producer, consumer, partitioning
- MongoDb
- Openshift / AWS
Database & Data Layer
- MongoDB o Document modeling o Indexing strategies o Aggregation framework o CRUD & performance tuning
Integration & Messaging
- Experience with Kafka (preferred)
- REST based integrations with upstream/downstream systems Roles & Responsibilities
- Design, develop, and maintain Java based microservices
- Implement RESTful APIs adhering to enterprise design standards
- Develop and optimize SQL queries (E2 level) for transactional and reporting use cases
- Design and manage MongoDB schemas, indexes, and queries
- Ensure high availability, scalability, and performance of microservices
- Apply exception handling, logging, monitoring, and resiliency patterns
- Collaborate with Business Analysts, Architects, QA, and DevOps teams
- Participate in code reviews, unit testing, and defect resolution
- Support CI/CD pipelines, deployments, and production issues
- Follow secure coding and compliance standards