Pavan Kumar R. Email & Phone Number

St Louis, Missouri, United States

• Utilized Java 8 features like Lambda expressions and Stream API for Bulk data operations on Collections which would increase the performance of the Application. • Developed UI pages using HTML5, Bootstrap, CSS3, JavaScript, jQuery, AJAX, React JS, Node JS. • Implemented state management with Redux in React applications, ensuring predictable and efficient data flow. • Worked in DOM, React Props, Lifecycle methods and with React States and Events • Expertise in using JS components, Forms, Events, Keys, Router, plus Redux, and Flux concepts. • Used Spring Security (JWT) to control the Authentication and Authorization to access the resources. • Used Spring JPA, hibernate to establish database connection pool and leaks, and perform data transactions. • Used AWS EC2 service to test and deploy Microservices for high scalability and availability. • Involved in developing Application on AWS Infrastructure services using EC2, S3, RDS and EBS for providing easy access to servers, storage, database and synchronous and asynchronous transactions. • Used Rabbit MQ, and Active MQ for asynchronous processing of messages in a microservice architecture. • Used Maven as a build tool and developed build file for compiling the code of creating WAR files. • Provided extensive pre-delivery support using Bug Fixing and Code Reviews. • Provided 24/7 production support for Java-based applications, ensuring quick recovery from incidents. • Used SonarQube for continuous code quality analysis, identifying and addressing vulnerabilities and code smells. • Integrated Swagger with Spring Boot applications, ensuring seamless API documentation and testing. • Designed and implemented Docker containers to package and deploy applications, ensuring consistent environments across development, testing, and production stages. • Developed and optimized Docker files for building lightweight and efficient application images, reducing deployment times and improving system performance.

Parsippany, New Jersey, United States

Developed the application using Core Java, Multi-threading, Spring MVC, Spring Boot, J2EE, Hibernate, andWeb Services REST.• Developed front end for applications using Angular 8 frameworks and forms to associate HTML elements tomodel & provide dynamic user validations on the client-side.• Used Angular HTTP services to perform backend REST web services interactions to get and post JSONdata.• Created web pages using Angular data-driven and template-driven forms and created custom asynchronousvalidations to validate the data on the server side.• Used Microservice architecturewith Spring Boot based services interacting through a combination of REST andApache Kafka message brokers.• Created and implemented PL/SQL stored procedures, functions, cursors, and views using SQL.• Installed, maintained the Apache-Tomcat server and WebSphere Application Server in Linux Platform.• Used Maven as a build tool and deployed the application,Developed Jenkins job to deploy project automaticallyin QA and Production environments.• Managed application data using SQL and explored NoSQL solutions for efficient data handling and storage• Designed and implemented NoSQL database schemas for MongoDB, optimizing data storage and retrievalbased on application requirements.• Created efficient data models in MongoDB to handle large volumes of unstructured data, improving queryperformance and data management.• Deployed Full Stack Applications on AWS, utilizing services like EC2, Elastic Beanstalk, and Lambda for scalableand secure deployment of front-end and back-end components.• Designed and Implemented RESTful APIs using APIGateway, Lambda, and DynamoDB, providing a robust andscalable serverless back-end for web applications.• Migrating existing application into REST-based Microservices to provide CRUD capabilities using Spring Boot.• Set up Jenkins server and build jobs to provide continuous automated builds based on polling the GIT source.

Hyderabad, Telangana, India

Involved in SDLCRequirements gathering,Analysis,Design,Development,testing production of application usingWaterfall model.• Involved in Design Development and Implementation of business Application using JAVA/J2EE Technologies.• Implemented Java 8 features such as Lambda Expressions and Stream API for Bulk data operations oncollections which increase the performance of the Application.• Implemented Concepts like Multithreading, Concurrency, Exception Handling, File Handling, IO, Genericsand Java Collections.• Created log scripts in XML and the corresponding code in the Java classes.• Involved in developing professionalweb apps and user interface (UI) programs using JavaScript, Bootstrap, VueJS, React, DHTMLX, HTML, CSS, DOM, JSON and AJAX.• Developed UI with Vue.js using Quasar framework.• Built Modular, Reusable Components in React, enhancing code maintainability, reducing redundancy, andspeeding up development.• Developed and implemented the MVC Architectural Pattern using Struts Framework including JSP, Servlets,Action classes• Used Web logic server for deployment and NetBeans as Java IDE tool for creating JSP's, Servlets• Involved in developing raw java back-end programs for back-end Interfaces programs which would involveprocessing the batch files and the mockup files.• Used JSP, JavaScript, JSTL, EL, Custom Tag libraries, Tiles and Validations provided by struts framework.• Experience with JavaScript including prototype-based inheritance, AJAX, JSON.• Developed authentication and authorization classes and manage it in the front controller for all the users pertheir entitlements.• Implemented caching techniques, wrote POJO classes for storing data and DAOs to retrieve the data.• Written several complicated SQL queries.• Involved in Configuration and Usage of Apache Log4J for logging and debugging purposes.

Master'S Degree, Computer Science

Bachelor'S Degree, Computer Science

Intermediate, Mpc