Provided one-to-one tutoring services for undergraduate, graduate students and conducting studio sessions for a group of 15 undergraduate students.

▪ Developed RESTful web services using Java Spring Boot for seamless communication between Microservices and deployed the application on AWS to achieve scalability.▪ Implemented Backend Services using various Java 8 features like Functional Interfaces, Lambda expressions, Stream API, Optional Class to enhance efficiency, maintainability, and robustness.▪ Designed and developed user-friendly components for a single page web application using React JS, JSX AND CSS, and defined routes using react-router-dom, utilized hooks for efficient state management.▪ Established secure authentication and authorization mechanisms by integrating Spring Security with OAuth 2.0 and JSON web tokens (JWTs), to achieve 100% security for the application.▪ Deployed and maintained the application on Amazon Web Services (AWS), optimizing resource utilization and incorporating various services like EC2 instances, S3 buckets, Lambda, API Gateway, IAM.▪ Resolved bugs that are identified in the production environment, leading to greater customer satisfaction.▪ Implemented comprehensive unit tests with JUnit and Mockito, ensuring robustness and reliability.▪ Employed Test Driven Development (TDD) for feature enhancements and Behavioral Driven Development (BDD) methodologies for product development, resulting in more reliable and well tested features.▪ Automated building, testing and deployment (CI/CD) using Jenkins and build tools like Gradle.▪ Enhanced application scalability, security, and communication efficiency through containerization, orchestration security testing, and asynchronous communication using Docker, Kubernetes, Burp Suite, and Kafka.▪ Developed the project by following Agile/Scrum methodologies, resulted in efficient sprint planning, backlog management, and successful release planning.Technology Used: Java 8, Spring Boot, REST APIs, Microservices, AWS, Postman, HTML, CSS, JSX, React JS, Core Java, JSP,Servlets, Kafka, Docker, Kubernetes, Gradle, Jenkins, Junit, Agile.

▪ Developed the server-side application using Java Spring Framework and client-side application using C# (.NET).▪ Migrated from SOAP based Webservices to REST APIs to transfer JSON data and tested them using POSTMAN.▪ Designed and introduced features for an efficient purging mechanism using File I/O operations, Multithreading and Exception handling.▪ Implemented logging using Log4j by following singleton pattern, incorporating synchronization.▪ Developed a compiler to convert XML files into configuration files using Java Collections Framework and Functional Interfaces.▪ Enhanced Java heap space management for optimized memory utilization and monitored the application performance using various JDK tools such as JCONSOLE.▪ Optimized Active MQ and HSMS connections by updating Producer-consumer mechanism, to ensure robust and seamless communication.▪ Performed unit testing using JUnit to validate and verify bug fixes and feature enhancements. Additionally, smoke tests to ensure software quality.▪ Experience in using Maven and Jenkins for application building, Continuous Integration and Continuous Deployment (CI/CD).▪ Resolved production issues and escalations, then deployed the patches into the production environment by maintaining direct engagement with end-users to ensure customer satisfaction.▪ Involved in multiple phases of SDLC such as Requirements Gathering, Analysis, Design, Development, and Testing.▪ Experience in designing UML Diagrams by gathering system level requirements.▪ Developed shell scripts to automate repetitive tasks, improve system efficiency and enhance productivity.▪ Presented multiple Client – Demo to showcase critical fixes and major enhancements.Technology Used: Java, Spring Framework, REST APIs, SOAP web services, XML, Log4J, JUnit, JSON, ACTIVE MQ, Maven