Sampath Sai Email and Phone Number

• Involved in various phases of Software Development Life Cycle (SDLC).• Used Agile methodology and attended daily and weekly SCRUM meetings to update working status etc.• Extensively used core Java Collections, Generics, Exception Handling, and Design Patterns for functionality Involved in writing different Design Patterns like Filter, Action, Business Delegate, Service Locater, Data Transfer Objects (DTOs) and Data Access Objects (DAOs)• Involved in migrating the Database from Oracle to PostgreSQL.• Built microservices with Spring Boot to serve multiple applications across the organization. The data is provided & consumed in JSON• Created Hibernate mappings and debug issues related to data integrity• Developed Microservices using Spring MVC, Spring Boot, Spring Cloud. • Involved in writing and executing stored procedures, functions and triggers for PostgreSQL to create a Database • Used JDBC/Hibernate in persistence layer of the application. • Used WebSphere Application Server for deploying various components of application. • Persistence layer was implemented using Hibernate Framework.• Used a Microservices architecture, with Spring Boot-based services interacting through a combination of REST and Spring Boot. • Spring Boot Microservices were developed with microservice architecture using REST and Apache Kafka• Deployed Docker contained Spring boot micro services into Spring EC2 container service using AWS admin console• Experience with building Docker Images and running them on Docker container.• Kubernetes is configured in the application for automating deployment, scaling, and management of containerized applications. • Used Maven for build and deployment to Tomcat server and Splunk as log monitoring.• Developed Ansible to manage Web applications, Environments configuration, Users, Mount points and Packages. • Used Git for version control and JIRA for bug Tracking and Project Management.

● Participated in all phases of the Software Development Life Cycle including design, development, testing, and deployment of various web applications.● Built Java-based applications using JDK and create the packages for running the single-page web applications.● Extensively used Core Java such as Multi-Threading, Exceptions, and Collections in the application.● Worked on implementing Model View Controller architecture using Spring MVC framework to isolate each layer of the application for less complexity in integration and easy maintenance.● Designed and developed using the Java version 8 collection API with Java features and for Authentication and authorization extensive Spring Security.● Built and deployed pipelines for leveraging the Continuous Integration and Continuous Development Processes using tools like GIT, Maven, and Jenkins.● Worked on Continuous Integration CI/Continuous Delivery (CD) pipeline for Azure Cloud and SQL.● Write Kusto (KQL) and cosmos Queries (SCOPE)and publish the data into power Bi.● Worked on creating dynamic web pages using HTML5, JavaScript, and jQuery.● Worked on implementing the modules into Node.js for integrating the applications with designed, analyzed, and changed the Node.js server structure for application configurations to REST service using Java JAX-WS.● Used Hibernate with Spring Integration as the data abstraction to interact with the database of MongoDB.● Used Micro service architecture with Spring Boot based services interacting through a combination of REST and Apache Kafka message brokers. ● Involved in creating REST services using NodeJS, Express.JS, Mongoose, and Body-parser NPM modules.● Strong experience with MongoDB development (reports, schema design, map reduce functions) and migrations from SQL relational databases to NoSQL databases like MongoDB. ● Developed dynamic web pages using HTML5, CSS3, ReactJS, Material UI and AJAX.

● Responsible for all stages of design, development, and deployment of applications. Active role in Test Driven Development termed as TDD apart from Waterfall Software Development.● Implemented User Interface scaling itself depending on the device, platform, and browser using HTML, CSS, Bootstrap, and Performed client-side validations using JavaScript.● Worked using React.JS and Node.JS to develop faster, scalable applications and Jira as a bug reporting tool for the applications.● Implemented various screens for the front end using React.js and used various. ● Implemented RESTful and SOAP-based web services and used Soap UI for testing.● Strong knowledge in developing Web Services using SOA, SOAP, WSDL, and XML.● Performed unit testing with JUnit and used Mocha and Chai for JavaScript framework and Cypress for e2e testing.● Used Oracle SQL Developer for Oracle for running queries to confirm the results from the application.● Involved in writing SQL queries and stored procedures for the application in Oracle.● Worked on automation and build process through Gradle Script build framework.● Used Spring Security to provide JWT-based authentication, authorization, and access-control features for the application.● Implemented SOA architecture with web services using SOAP and XML using Apache Commons.● Worked on parsing the XML files using DOM/SAX parsers.● Worked using React.JS and Node.JS to develop faster, scalable applications and Jira as a bug reporting tool for the applications.● Integrated with various external systems using REST web services.● Created JUnit test cases to automate the testing of business logic.● Used GitHub to maintain the version of the files and took the responsibility to do the code merges from branch to trunk and create a new branch when new feature implementation starts.● Worked on developing applications using the IDE NetBeans and on Windows operating system.

• Participated in all phases of the Software Development Life Cycle including design, development, testing, and deployment of various web applications.• Built Java-based applications using JDK and create the packages for running the single-page web applications.• Extensively used Core Java such as Multi-Threading, Exceptions, and Collections in the application.• Worked on implementing Model View Controller architecture using Spring MVC framework to isolate each layer of the application for less complexity in integration and easy maintenance.• Used Micro service architecture with Spring Boot based services interacting through a combination of REST and Apache Kafka message brokers. • Worked on planning and monitoring the projects using the Agile methodology and documented the executed results following this methodology.• Designed and developed using the Java version 8 collection REST API with Java features and for Authentication and authorization extensive Spring Security.• Built and deployed pipelines for leveraging the Continuous Integration and Continuous Development Processes using tools like GIT, Maven, and Jenkins.• Worked on Continuous Integration CI/Continuous Delivery (CD) pipeline for AWS Cloud and SQL.• Worked on creating dynamic web pages using HTML5, JavaScript, and jQuery.• Worked on implementing the modules into Node.js for integrating the applications with designed, analyzed, and changed the Node.js server structure for application configurations to REST service using Java JAX-WS.• Used Hibernate with Spring Integration as the data abstraction to interact with the database of Oracle.• Designed and optimized multithreaded algorithms for data processing, leveraging parallel processing to achieve significant performance gains.• Worked on implemented applications using JSP, Spring MVC, Spring IOC, Spring Annotations, Spring Transactions, JDBC, SQL, and Oracle.