• Worked on Product Catalog, Product Search, Cart Management Service, Inventory Servicemodules Microservices for BuyWegmans using Spring Boot and Spring Cloud.• Implemented Microservices design architecture with service discovery and discovery clientthrough Eureka Netflix API.• Developed Microservice application using Spring REST API with Spring Security.• Implemented JWT as a security framework for managing authorization and authentication forthe application.• Implemented fall back mechanisms with Circuit breaker pattern using Hystrix Netflix API.• Utilized Ribbon for load balancing, Zuul as the API gateway and Configuration Server tomanage the configurations of the Microservices.• Developed Apache Kafka services to continuously process streaming data with multiple subsetsof partitions for storing messages.• Implemented Persistence layer using SpringData JPA to communicate with the SQL database.• Used AWS services like EC2 and S3 and Docker compose file for container management.• Used Jenkins for continuous Integration and continuous deployment.• Implemented backend unit and integration test cases using Junit and Spring Test frameworks.

• Worked on several Microservices like Search service, Booking service and Profile Managementservices for Flixbus using Spring Boot, Spring MVC.• Developed the application using Microservice design patterns such as Decomposition bySubdomain, API Gateway, Database per Service, Aggregated Logs and Service Discovery.• Developed application architecture based on Spring Cloud Netflix API like Eureka, Zuul,Ribbon, Hystrix, etc.• Achieved synchronous communication with Feign client API and Asynchronous communicationusing RabbitMQ messaging system.• Integrated Elasticsearch as NoSQL storage for applying full text search with analytical engine.• Integrated Spring Data JPA for managing the Data Access Layer for the application.• Implemented distributed logging system with ELK stack and Sleuth & Zipkin for improvingmaintainability and request monitoring.• Used Git as Version Control Tool and worked in an Agile environment.• Bootstrap & Typescript and used Angular 5 framework for creating Single PageApplication on the frontend.

• Implemented REST API’s of Transaction, Service modules of AUB using Spring MVC.• Implemented dependency injection, validation features and autowiring using the Springlibrary.• Developed application service components and configured beans using Spring IOC and usedSpring AOP for cross cutting concerns.• Used Hibernate ORM as our persistence framework for mapping objects to tables usingHibernate annotations.• Developed Hibernate pagination mechanism using criteria API to display a limited number oftransactions per page.• Customized Java Server Pages (JSP) for Customer User Interface (UI).• Used Jenkins for continuous build and deployment of the code to the servers.• Used Apache Log4J logging utility for debugging and tracking.