• Designed end-to-end web applications using Angular 6, Java/J2EE, Spring Boot, Spring Security, Spring JPA, Spring MVC, Spring Rest Web services, Sybase ASE, MS SQL database.• Developed the UI component of HEV tool using Angular4, Typescript, HTML5, CSS3 and Bootstrap.• JavaScript Technologies such as: NodeJS / Typescript, Pref.• Develops high-quality and production-ready software by using best-practice data structures, algorithms, design patterns, and frameworks that are maintainable, scalable, responsive, and secure.• Used Jenkins as CI/CD tool to deploy all applications for different environments (DEV, QA, and PROD) with CF manifest files to the PCF platform.• Architect, Design and develop POC for ISO 20022 project and message generator code tool for generating dynamic data.• Design and develop synergy (NTSF Reports) and extract scheduler (EPN Reports) using POJOs and EJB.• Develop IBM WebSphere scheduler configuration in DEV and QC environments.• Actively participated in internal team meetings to achieve the final goal of MQ and SFTP server configurations with the middleware team.• Enabled countrywide users to input their own data at their premise, process and retrieve taxpayer information from local network, and automatically send daily transactions to main computer bureau via vpn.• Develop AWS services with VPC, EC2, S3, ELB, Auto Scaling Groups (ASG), IAM, CloudFormation, Route 53, CloudWatch, CloudFront, and CloudTrail.• Create and Develop S3 buckets in the AWS environment to store files, sometimes which are required to serve static content for a web application and data needed to fetch in AWS Athena.

• Involved in discussions with the client to discuss and understand various components of the requirement and implement the same.• Extensively written JQuery for responsive event handling. Involved in front-end development using JSPs, JSF, and JSTL. • Designed, developed, and maintained the data layer using Hibernate and performed configuration of Spring Application Framework.• Used the Java Collections API extensively in the application as a security protection for XML, SOAP, REST, and JSON to make a secure Web Deployment. • Developed Jersey Restful Framework of spring for consuming and producing web services. • Created JUNIT test case for various functional modules, modified, debugged, and executed using JUNIT plugin to Eclipse IDE. • Involved in creating and extracting data from database using SQL Queries, PL/SQL on Oracle database.• Extensively used log4j to log regularly debug and exception statements.• Performed code review and unit tested the application using the Junit framework. Participated in the production support and maintenance of the project.

• Worked in SCRUM Agile development methodology which includes iterative and incremental application development, and stand-up meetings with clients. Used core java concepts like Collections, Generics, Exception handling, IO, and Concurrency to develop business logic.• Used core java concepts like Collections, Generics, Exception handling, IO, and Concurrency to develop business logic.• Used core java concepts like Collections, Generics, Exception handling, IO, and Concurrency to develop business logic.• Developed Java objects using Object-Oriented and Multithreading concepts.• Strong background in Java EE development using TomEE. Skilled in developing enterprise-level applications, implementing RESTful APIs, and utilizing key Java EE technologies such as EJB, JPA, JMS, and Servlets.• Implemented Spring Beans using IoC and Transaction Management features to handle transactions and business logic.• Usability enhancement using Jenkins 2.0 and delivering the code.• Proficient in deploying Java applications on TomEE servers. Knowledgeable in packaging applications using Java Archive (JAR) files, Web Archive (WAR) files, and Enterprise Archive (EAR) files for seamless deployment on TomEE.• Implemented the application using the architectural principles laid down by several design patterns such as MVC, Business Delegate, Session Facade, Service Locator, Data Access Object, Singleton, and Abstract Factory.

• Involved in all phases of Designing and Development of the application.• Created Class diagrams and Use Case diagrams from design specifications using Rational Rose.• Worked in Waterfall Methodology and was involved in the project discussions.• Develop GUI-related changes using JSP, HTML, and client validations using JavaScript.• Implemented action classes, form beans, and JSP pages interaction with these components.• Designed and developed the application using the Struts Model View Controller (MVC) design Pattern.• Developed Struts Action Forms, Action classes, and templates and performed action mapping in struts.• Coded JavaScript for AJAX and client-side data validation.• Extensive use of EJBs for middle-tier components to implement the business logic.• Developed an automated application using JMS for messaging and JNDI to interact with the Server.• Implemented Service locator pattern to invoke EJBs through Struts.• Used JMS API for asynchronous communication by putting the messages in the Message queue.• Configured the data mapping between Oracle and SQL Server and tested performance accuracy-related queries under SQL Server.• Created SQL queries, PL/SQL Stored Procedures, and Functions.• Extensively used the JDBC Prepared Statement to embed the SQL queries into the java code.• Implemented logging using log4j.• Used CVS for version control.• Tomcat Application Server was used for deploying the application