• Involved in all phases of the Software development life cycle (SDLC) using Agile Methodology.• Implemented the front-end using HTML5, CSS3, JavaScript, Bootstrap, Ajax, Node.jS and Angular 4.• Developed the application using Java 1.8/11, incorporating features such as Lambda Expressions, the Time API, Streams, Functional interfaces, Collectors, and default methods.• Created RESTful Web Services with JAX-RS using Spring Boot and Microservices Architecture.• Utilized various… Show more • Involved in all phases of the Software development life cycle (SDLC) using Agile Methodology.• Implemented the front-end using HTML5, CSS3, JavaScript, Bootstrap, Ajax, Node.jS and Angular 4.• Developed the application using Java 1.8/11, incorporating features such as Lambda Expressions, the Time API, Streams, Functional interfaces, Collectors, and default methods.• Created RESTful Web Services with JAX-RS using Spring Boot and Microservices Architecture.• Utilized various Spring Framework modules including Spring IOC, Spring MVC, Spring AOP, Spring Boot, Spring Actuator, Spring Data, Spring Cloud, Spring Integration and Hibernate.• Implemented the authentication and authorization of the application using Spring Security and OAuth.• Applied design patterns such as Singleton, DAO, Factory, and Service Locator to ensure efficient architecture and maintainability.• Managed database operations, including designing schemas, writing complex queries, and ensuring efficient data handling with Oracle, SQL Server, MySQL, and MongoDB (NoSQL).• Developed test cases with JUnit and Mockito; employed SLF4J for logging, JMeter for performance testing, and SonarQube for code quality analysis.• Managed infrastructure automation in AWS (EC2, DynamoDB, Lambda, EBS, RDS, ELB, EIP) withAWS CloudFormation and Optimized code errors through SonarLint.• Implemented Docker containers and utilized RabbitMQ and Kafka for messaging; migrated JMS to RabbitMQ and Kafka.• Experienced in using build/deploy tools such as Jenkins, Docker, and Maven for Continuous Integration & Deployment of microservices, ensuring efficient and reliable application delivery.• Used GitHub for version Control, Jira for issue tracking, and IntelliJ as IDE. Show less

• Involved in the complete Agile methodology of the application from requirement analysis to testing.• Developed User interfaces using HTML5, CSS3, Bootstrap, JavaScript, Ajax, Vue.js, Node.jS and ReactJS.• Applied Core Java concepts such as Multithreading, Concurrency, Exception Handling, and Collections. • Leveraged Java 1.8 features like Lambda Expressions, Parallel Streams and functional interfaces to optimize performance.• Built RESTful web services using… Show more • Involved in the complete Agile methodology of the application from requirement analysis to testing.• Developed User interfaces using HTML5, CSS3, Bootstrap, JavaScript, Ajax, Vue.js, Node.jS and ReactJS.• Applied Core Java concepts such as Multithreading, Concurrency, Exception Handling, and Collections. • Leveraged Java 1.8 features like Lambda Expressions, Parallel Streams and functional interfaces to optimize performance.• Built RESTful web services using Spring Boot and JAX-RS, and SOAP-based services using JAX-WS, ensuring seamless operations across both architectures.• Utilized various Spring Framework modules including Spring IOC, Spring MVC, Spring Security, Spring AOP, Spring Data JPA, Spring Cloud, and Spring Batch, along with Hibernate for the application’s back- end.• Designed and implemented MongoDB-based databases, creating RESTful APIs for optimized data interaction and scalability, leveraging Spring Boot for seamless backend integration.• Gained diverse experience with tools for N-tier and Microservices architecture applications, including Spring Boot, Spring Cloud config, Netflix OSS components (Eureka, Hystrix), Kafka, Cassandra, MySQL, Restful Web Services.• Implemented resilient authentication mechanisms employing Spring Security and JWT for enhanced system security.• Executed meticulous unit testing using JUnit and Mockito to ensure the reliability and functionality of endpoints.• Conducted automated UI testing to validate web interface functionality and responsiveness using Selenium.• Streamlined the CI/CD pipeline using Jenkins and Docker, and incorporated Apache Kafka to facilitate seamless communication and secure data exchange.• Leveraged Azure services such as Azure App Service, Azure Virtual Machines, Azure Functions, and Azure Container Instances to improve scalability, reliability, and performance of the application infrastructure. Show less