Vijay B Email and Phone Number

- Collaborated with cross-functional teams to develop a unified web portal, structured as a mono-repo, supporting multiple business lines for efficient code management and scalability.- Designed and implemented an insurance portal enabling users to enroll in plans, view bills, manage payments, and track claims with an intuitive and user-friendly interface.- Optimized performance by reducing page load times from 10 seconds to under 3 seconds using a robust backend (Spring Boot, Java) and a responsive frontend React.- Achieved 95%+ unit test coverage by writing comprehensive tests with JUnit and Mockito, ensuring high-quality and maintainable code.- Enhanced application performance through Redis caching, reducing database load and improving response times for frequently accessed data.- Improved system reliability by integrating robust error-handling mechanisms and monitoring tools, ensuring minimal downtime and enhanced user trust.- Partnered with the Data Team to build automated daily data flows, enabling actionable insights and improving business performance.- Developed scalable data pipelines using Scala, Airflow, and PySpark to process large volumes of data reliably and efficiently.- Automated deployment pipelines with Jenkins to achieve faster, error-free releases, reducing deployment time and enhancing team productivity. Skills: Java, Spring Boot, React, Jenkins, Maven, Redis, Scala, Airflow, PySpark.

- Involved in various phases of Software Development Life Cycle (SDLC) such as requirements gathering, modeling, analysis, design, development and testing.- Involved in all phases of the Software development life cycle (SDLC) using Agile Methodology. - Involved in Requirements gathering, Designing, Coding using Java 17, Unit testing and Integration Testing phases of the project.- Implemented the project in agile methodology & participated actively in daily stand-up calls.- Writing Microservice using spring boot and deploy into open shift to query the data from Google engine.- Developed code in Java, J2EEand Hibernate using XP Practices Pair Programming, TDD and Continuous Integration. - Implemented the single page web application based front end for displaying user requests, user records history and security settings various users using JavaScript, NodeJS, and AngularJS.- Implemented UI design using HTML and CSS. Designing, building infrastructure on Azure and, AWS environment, AWS Lambda, Node.js (backend integration API integration) managing cloud (IaaS, PaaS, SaaS) based infrastructure, troubleshooting production issues.- Used REST API, HTTP requests and implemented JSON format for data exchange for communication of microservices with one another.- Expertise in Spring framework extensively used Spring DI, Spring Batch, Spring AOP, Spring JDBC templates, multi-threading and in working with SOAP & Restfully Web Services.- Implemented Swagger Configuration in Spring Boot for auto generating swagger JSON files for RESTAPI calls.- Implemented AWS solutions using EC2, S3, RDS, EBS, CI/CD, Elastic Load Balancer, Auto-scaling groups and used AWSSDK to connect with Amazon SQS for bulk email processing.- Designed and developed the REST based Microservices using the Spring Boot.- Experience with MongoDB development (reports, schema design, map reduce functions) and migrations from SQL relational databases to NoSQL databases like MongoDB.

- Extensively using Java 8 features such as streams, filters, Lambdas, Collectors.- Microservices have been built using Spring Boot, Spring Security and Pivotal Cloud Foundry.- Developed end to end application on spring boot framework (Rest Api Application/ Spring JPA using crud repository).- Developed end to end application using Spring Boot.- Designed Prototype and project layout skeletons using React with Redux library, jQuery UI and CSS/Less and HTML5 for internal administrative application services.- Implemented Redux Store and React State for server-side rendering and refactoring Reducer logic using functional decomposition and Reducer Composition.- Worked with Jenkins under the CI/CD pipeline providing continuous improvement to agile software development teams- Involved in design and development of a multi module Java, Spring and Hibernate projects.- Build and maintain code repositories and code migrations using CI/CD strategies (GIT, SVN, CSV, Jenkins).- Implemented the web-based application following the MVC architecture using Spring Framework and used different spring modules like Spring Core, Spring AOP, Spring MVC and Spring Security.- Involved in design, development micro services with Restful and SOAP web services using Spring REST.- Involved in CI/CD process using GIT, Nexus, Jenkins job creation, Maven build Create Docker image and deployment in AWS environment.- Developed Single Page applications using Angular JS 2, HTML, CSS, Semantic UI libraries.- Used Amazon Cloud Watch to monitor AWS services and Amazon Cloud Watch logs to monitor application.- Object storage service Amazon S3 is used to store and retrieve media files such as images. - Involved in writing Java API for Amazon Lambda to manage some of the AWS services.- Expertise in Client Scripting language and server-side scripting languages like HTML5, CSS3, JavaScript with ECMA5 features

- Worked in all phases of software development life cycle (Requirement, Analysis, Design, Coding, Testing and Deployment).- Involved in implementing application flows using spring framework.- Experience on modifying the existing Backend code for different level of enhancements. Migrated to Spring Boot 2.- Implemented modules using Core Java APIs, Java collection, Java 8(Streams), multi-threading, and object-oriented designs- Implemented Spring Cloud API Gateway for Security. Implemented OAuth2 for Request Token Validation.- Designed and developed the application using agile methodology and followed Scrum.- Implement user authorities' management with Spring Security.- Written Unit Test Cases for all the developed use cases and did integration testing using Junit.- Used AWS service to make GET/POST/PUT/DELETE to deal with API request and response from Angular8 to send the request and get the response from Node.JS.- Used Node.JS to structure JavaScript code to build Restful webservices.-Developed CI/CD system with Jenkins on Kubernetes environment, utilized Kubernetes and Docker for the runtime environment for the CI/CD system to build, Test and Deploy.- Involved in converting Hive/SQL queries into Spark transformations using Spark RDD, Scala.- Used Spring Boot for building cloud Micro services quickly and develop spring-based applications with very less configuration.- Written various Docker-Compose files in YAML to run multi-containers applications. Worked on Docker Version Manager to switch between Docker Clients.- Used Java 1.8 fundamentals like parallel streams and filters through Lambda expressions to handle searching.- SoapUI Testing for Alfresco API

- Involved in design and development of a multi module Java, Scala, Spring and Hibernate project in developing UI components, services, rules and workflows with JBPM.- Design the new architecture and platform for migrating the legacy application to Angular and Micro Services architecture.- Worked on TDD using Junit for writing test cases.- Designed and developed Microservices using REST framework and Spring Boot and used Bootstrap along with AngularJS in creating the Application.- Used Spring Core Annotations for Dependency Injection Spring DI and Spring MVC for REST API, Spring Boot for microservices and Spring Batch for running batch jobs.- Experience of Java/JEE, spring, Spring Boot to design/develop a highly scalable solution.- Experience of REST services to develop stateless services for consumption by other dependent systems.- Worked with container orchestration tools and concepts like Docker Engine and Kubernetes.- Configured the Cloud Trial on the AWS console and created the Cloud watch events to receive SNS Notifications when someone terminates the EC2 instance.- Design and manage the development of technical solution as per the client requirements- Experience in Developing User Interface Rich Web Applications and Web Service Applications using HTML 4, XHTML, CSS, XML, Object Oriented Java Script, ANGULARJS, REACTJS, RESTful services, JAVA, JSP.- Work with the business and the analysts for developing the functional and technical requirement documents.- Apply knowledge of Java/JEE, Spring and Hibernate in design to develop a highly scalable solution.- Apply knowledge of REST services to develop stateless services for consumption by other dependent systems.- Participated as a key team member in planning and coordinating the testing of the application.- Developing 'proof of concept' applications where there is a need for some research for new technologies involved.

- Actively participated in Agile Scrum meetings for application development, delivery, testing and deployment.- Developed application using frontend technologies such as HTML 5, CSS 3, TypeScript, JavaScript, jQuery, AJAX, Bootstrap, Webpack, Angular CLI, Angular Material and Angular 2/4.- Developed server-side services using Java multithreading, Java, Springs Core, Web Services- Developed REST microservices using Spring Boot, Spring Cloud, Docker, Docker Swarm and AWS.- Created ant build files to create the WAR files and involved in development of the system using the Spring MVC framework. Involved in development of Hibernate objects to persist data into the database.- Tested the services for proper operations using Postman and developed unit test cases using Spring Boot, Mock MVC, Junit and Cucumber.- Used AWS as the cloud infrastructure for the product development and implementation.