Varun

PROJECTS

Product – Pingkaro February 2022- July 2022

Roles & Responsibilities:

 Involved in the phases of SDLC of the application like requirement gathering, design, analysis and code development.

 Used Postman to test the API's and GIT for the version control

 Used JIRA for bug tracking and project management, JUnit and MockMVC for Java unit tests.

 Created a backend API using Springboot and MongoDB. The API allows users to log in, follow users, post to followers, retrieve their feed, and many other activities. Built for use with a mobile application.

 Developed build tasks to run the unit tests on Jenkins and maintaining separate build in Maven for the module for easy integration to the portal build and configure with Jenkins.

 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.

 Used Spring Kafka API to implemented Spring boot microservices to process the messages into the Kafka cluster setup.

 Implemented Kafka producer and consumer application on Kafka cluster setup.

 Followed Agile methodology and involved in daily SCRUM meetings, sprint planning, showcases and retrospective and used JIRA as a tracking tool for the sprints.

 Deployed Spring Boot based microservices Docker and Confidential EC2 container using AWS admin console.

 Involved in creating and designing a database, and connect the database with Hibernate (ORM)

 Involved in the authentication process. Configured Spring for customized JwtTokenProvider, incorporated JwtFilter, yet not conflicting global CORS requirement.

 Developed & Implemented OAuth2 functionality with Spring Security to secure the REST services/REST API for authentication & authorization, and generate & validate the tokens for REST clients to protect the REST services.

Client – WalkMe March 2021- February 2022

Project – Walkme Website

Roles & Responsibilities:

 Developed and maintained software and utilities for easy management of the business at

 different levels.

 Developed desktop applications using Java, JSP, Servlets, SQL/NoSQL.

 Involving in requirements gathering by participating in weekly meetings.

 All the functionality is implemented using Spring Boot and Hibernate ORM. Implemented Java EE components using Spring MVC, Spring IOC, Spring transactions and Spring security modules

 Implementing the backend business layers like RESTFUL and microservices using spring boot which is used by web apps.

 Developed tools using maintainable and scalable code

 Worked on extracting event data from front end using Kafka REST proxy and knowledge on RabbitMQ.

 Developed mobile applications using Android Studio/Flutter to the ground team to collect data.

 Build automated test cases and ci/cd pipelines to deploy code on AWS.

 Used OAuth authorization framework to enable application to obtain limited access to user accounts on the Restful Service