Jigna P Email & Phone Number

Responsibilities:• Enhanced Design and API-development on Java 11 of multi-tier applications involving J2EE technologies like Spring MVC, Spring Boot, Spring Data and Spring AOP.• Implemented Spring AOP module to implement the crosscutting concerns like logging, security, Declarative Transaction Management.• Designed, Configured and deployed Amazon Web Services (AWS) for a multitude of applications utilizing the Amazon cloud formation.• Implemented the application using Spring IOC, Spring MVC Framework, Spring AOP, Spring Boot, Spring Batch, and handled the security using Spring Security.• Designed and Developed RESTful web-service based on JAX-RS and Spring framework• Implemented Microservices using Spring Batch, Spring Boot, and Spring Security and deployed on AWS.• Developed the monolithic application and involved in migrating existing monolithic application in to Micro Service Architecture based RESTful Service and deployments were done on AWS.• Created & modified the SQL, PL/SQL, stored procedures to retrieve the data from Oracle Database.• Extensively used Maven to build the application and deploy and configure daily iterative builds of applications into Apache Tomcat server • Used Microservices to communicate using synchronous protocols HTTP and REST.• Management of code releases in the software development cycle using version control tool GIT.• Developed all custom processes, workflows and schemes within JIRA to accommodate the organization’s needs.• Used Visual Studio Code for developing the Application and installing on Apache Tomcat Server.Environment: Java 11, Spring, Spring Boot, Microservices, Spring IOC, Spring AOP, Spring Data, Spring Batch, Spring Security, AWS, Oracle, JAX-RS, STS, Rest API, Apache Tomcat Server, GIT, Jira, Agile, Windows.

Responsibilities:• Employed Design and API-development on Java 8 of multi-tier applications involving J2EE technologies like Spring MVC, Spring Boot along with Spring AOP using Advice, Aspects and AOP processor.• Followed agile methodology from gathering the requirements to testing and deployment of applications.• Dealt with Java 8 new features like lambda expressions, streams, predicates and new date time API.• Responsible for developing java components using Spring, Spring Boot, Spring JDBC, Spring Security and Spring Transaction Management.• Developed spring RESTful web services to create, read, update or delete information on a server using HTTP methods. Parsed the data in JSON format.• Moving existing monolithic architecture to microservices and migrating them to AWS cloud.• Implemented OAuth2 token-based authorization scheme using spring security to secure Rest API.• Used Spring JDBC in persistence layer that is capable of handling high volume transactions.• Used Oracle as Database and used Toad for queries execution and involved in writing SQL scripts, PL/ SQL code for procedures and functions.• Improved the performance of the backend batch processes using Multithreading and concurrent package APIs.• Developed server-side scripts in shell to customize GIT and integrate it with tools like JIRA and Jenkins.• Resolved bugs/defects in application by coordinated with team members of the project to assure a positive outcome.Environment: Java 1.8, Spring, Spring Boot, Microservices, Spring Transaction Management, Spring AOP, Spring Batch, Spring JDBC, Spring Security, AWS, Jenkins, GIT, Jenkins, Apache Tomcat, Jira, OAuth 2, Agile, Windows.

Responsibilities:• Developed critical components of the application including Spring forms, Spring controllers, JSP views, and business logic and data logic components.• Dealt with Hibernate Entities, Spring-Hibernate DAO and Spring models following MVC architecture.• Developed reusable utility classes in core java for validation which are used across all modules like OOPS, Multi-Threading, Collection APIs, Exceptional Handling, Memory management.• Used Hibernate, object/relational-mapping (ORM) solution, technique of mapping data representation from MVC model to Oracle Relational data model with SQL-based schema, Transactions, Interceptors.• Build Continuous Integration environment (Jenkins) and continuous delivery environment.• Used Git for version control and IntelliJ IDE for development of the application.• Responsible to finish Jira Tickets assigned on time and update their status on regular basis• Created a framework for all the backend calls and used JAX-B for customized XML parsing.• Used Log4j framework has been used for logging debug, info & error data.• Involved in debugging the defects, code review and analysis of Performance issues.Environment: Java 7, Spring, Hibernate, Spring MVC, Spring AOP, JAX-WS, GIT, Log4j, Jenkins, Jira, Windows.

Role: Java DeveloperResponsibilities:• Actively participated in meetings with Business Analysts and Architects to identify the scope, requirements and architecture of the project according to SDLC methodologies.• Widely used Java Technologies like, Java 1.7, Core Java concepts like Exception Handling, Spring framework, DAO, JUnit using Mockito framework.• Extensively used Spring Framework as the controller to handle subsequent client requests and invoke the model based upon user requests.• Consumed Web Services for data transfer from client to server and vice versa using SOAP, WSDL and XML.• Used Hibernate Transaction Management, Spring/Hibernate Batch Transactions, and Hibernate cache concepts.• Achieved synchronization of multiple threads through Multithreading and Exception Handling.• Used Hibernate as an Object-Relational Mapping ORM tool to store the persistent data and for communicating with Oracle database and to customize the data for new applications.• Used Log4J for logging all the application exceptions and debugging statements and used JAX-B to marshal the java object to xml.• Configured Maven, Shell Scripts. Used Jenkins for Continuous Integration (CI).• Worked with Version Control Tool GIT and issue tracking/bug tracking tool Jira.Environment: Java, Spring, Hibernate, SOAP, WSDL, XML, JMS, Oracle, Log4j, Maven, JAX-B, XML, Jenkins, GIT, WebLogic, Jira, Agile, Windows.