Involving in the complete software development life cycle including requirement analysis, design,implementation, testing, and maintenance.● Using IntelliJ as an IDE tool to develop the application and Jira for bug and issue tracking.● Extensive experience in database programming on stored procedures, functions, and triggers using (SQL,PL/SQL) with Oracle.● Implemented microservices with spring boot using rest and eureka server.● Used Apache Maven for project management and building the application.● Working on creating and publishing restful APIs, which can accept HTTP.● Implemented Business components such as user authentication, and entitlements using spring beans.● Used GitHub version controlling tools to maintain project versions supported the applications throughdebugging, fixing, and maintenance releases.● Used PUTTY to connect to my remote files on the server securely using SSH Encryption (public key and privatekey) and WinSCP to transfer files between local and remote folders and change file permissions● Created JUnit test cases to automate the testing of business logic● Tracked and solved tickets for defects on the bug reporting tool ( JIRA )● Participated in preparing technical documents which includes the logical flow of the code and UML diagramsand the user’s manual for the application.● Developed Backend Rest services using spring, JSON, and Swagger.● Involved in the complete Bigdata flow of the application starting from data ingestion from upstream to HDFS,processing and analyzing the data in HDFS.● Developed Spark API to import data into HDFS from DB2 and created Hive tables.● Used Spark API over Hortonworks Hadoop YARN to perform analytics on data in Hive.● Implemented Spark using Scala and SparkSQL for faster testing and processing of data.● Developed Spark scripts by using Scala Shell commands as per the requirement.● Followed Agile Scrum methodology for application development and deliverables.

Involved in the complete SDLC including the design of System Architecture, development of System Use Cases based on the functional requirements.Involved in Daily Scrum (Agile) meetings, Sprint planning, and estimation of the tasks for the user stories, participated in retrospective and presenting Demo at the end of the sprint.Used JSP, HTML5, CSS3, and JavaScript to construct the dynamic web pages (presentation Layer) for the application.Used AngularJS and Backbone.JS for client-side validation.Developed various screens for the front-end using AngularJS and used various predefined components from NPM.Worked with core Java technologies like multi-Threading and synchronization.Multithreading was used to process data in chunks to improve performance.Handed Java Multi-Threading part in the back-end component, one thread will be running for each user.Developed user interface as JSF, prime faces, HTML and CSS, and BOOTSTRAP with custom tag libraries using JSF Framework.Used Microservices to communicate using synchronous protocols HTTP and REST.Implementing or exposing the Microservices based on RESTful API utilizing Spring Boot with Spring MVC.Developed and used REST web services for the reporting framework.Focused on Test Driven Development thereby creating detailed JUnit tests for every single piece of functionality before writing the functionality.Developed build and deployment scripts using MAVEN as build tools in Jenkins to move from one environment to another environment.Responsible for configuring Continuous Integration Server i.e., Jenkins and SonarQube.Used MongoDB as data storage and utilized aspects like replica sets.Implemented and maintained the monitoring and alerting of production and corporate servers/storage using AWS Cloud Watch.Used the JIRA ticketing system to keep track of issues and tasks on individuals.

Used Core Java concepts such as OOP Concepts, Collections Framework, and Exception Handling, Multi-Threading, JDBC, Generics. Used the JUnit testing & Mockito framework and used Postman for testing of API & web services. (REST and SOAP services) Used dockerization of microservices, running container images on Apache Mesos. Worked on Batch jobs for inbound and outbound file batch processing, and for loading the data into the database. Performed CRUD operations like Update, Insert, and Delete data in MongoDB and Oracle database management system and handled database access and data transmission based on RESTful web service. Configured Hibernate session factory in applicationcontext.xml to integrate Hibernate with Spring. Used Eclipse IDE for development, Maven to build the application, and JBoss Application Server for deploying the web application. Developed complex SQL queries for extracting data from the database. Handing POM using Maven using its full Lifecycle and building the project using Maven and using GIT for version control. Created RESTful web service barcode Controller for handling the Web Services request from a UI application. Used build/deploy tools such as Docker for Continuous Integration & Deployment for Microservices. Used built-in stored procedures to reach the requirements from the Client to improve the response time of the services.

Performed SQL operations using Oracle Database. Deployed J2EE components (EJB, Servlets) in Tomcat Application server.Coding for Model and Controller. Development of Web application using Struts framework based on MVC architecture. Implemented and configured various Action classes for handling the client requests using Struts framework.EJBs (Stateless Session beans) to implement the business logic, MDBs (JMS) for asynchronous communication internal and external to the system.Create Web Services using SOAP for sending and getting data from the external interface. Used Design patterns such as Business delegate, Service locator, Model View Controller, Session façade, DAO, DTO.Developed connection components using JDBC.Designed Screens using HTML and images and involved in creating Unit Test plans and executing the same.