SUMMARY:

• Around 6 Years of professional experience in software development life cycle, including Design, Development, Integration of Client/Server environment, Maintenance, Implementation and Testing of various software applications using Java/J2EE and related technologies.
• Strong knowledge of Core Java technologies like Multi - Threading, Serialization, Collections, Generics, OOPS, etc.
• Strong experience in Spring modules such as Spring MVC, Spring IOC, Spring AOP, Spring IO, Spring Boot.
• Extensive Experience in developing persistence layer applications based on Object-Relational Mapping (ORM) between Java and Database using Hibernate.
• Involved in implementation of various J2EE Design patterns including: Front Controller, Business Delegate, Data Access Object, Session Facade, Singleton, service locator and MVC.
• Developed spring Boot based Micro Services Using the annotation &implementing architecture patterns, Used Spring REST/JSON to expose Micro Services APIs.
• Good understanding in developing Databases to create objects like tables, views, functions, triggers and stored procedures package using PL/SQL in MySQL, Oracle DB.
• Hands on experience in developing Java and J2EE applications using Eclipse, STS (Spring Tool Suite), IntelliJ, RAD.
• Experience with JUnit in performing unit testing and determining the application functionality and Monitored the error logs using Log4J and fixed the problems.
• Experience in the use of Version Management Tools such as SVN, GIT and built-in tools like Maven.

SKILL:

Programming Languages: Java JDK 8, Python, SQL, Spark, R, Matlab

Framework: Hibernate, Spring Frameworks (IOC, AOP, MVC, Data, Boot), Log4j2, Maven, Django

Operating Systems: UNIX, Windows, LINUX

Application Servers: IBM WebSphere, Tomcat, JBoss Application server, WebLogic.

Web technologies: RESTful, JSP, Servlets, JDBC, Java Beans, Web Services, JavaScript

Databases: Oracle DB, MySQL, NoSQL

Data Analysis: Machine learning, Deep learning

PROFESSIONAL EXPERIENCE:

Confidential, Pittsburgh, PA

Responsibilities:

• Involved in Analysis, Design, Coding, and testing phases of the back-end server-side business logic development by following Agile Scrum Methodology.
• Developed the functionalities using core java concepts like Generics, Collections & Multi-Threading.
• Involved in developing code for obtaining bean s in Spring framework using Dependency Injection and Inversion of Control (IOC)
• Used spring components and concepts like Aspect oriented Programming (AOP), Dependency Injection (DI), MVC, DAO, and Transaction Management etc.
• Used Java 8 features such as lambda expressions, Parallel operations on collections, multithreading and for effective sorting mechanisms and Streams to store and process the data.
• Implemented caching techniques, wrote POJO classes for storing data and DAO's to retrieve data and the configuration of database using Hibernate.
• Used Java/J2EE Design Patterns such as DAO pattern, MVC pattern, Session Facade, singleton in the project extensively, which facilitates clean distribution of roles and responsibilities across various layers of processing.
• Developed RESTful Services with Java using JAX-RS, Spring MVC and Spring Boot. Coding for consuming the REST APIs, getting JSON response and parsing them to get the required formats.
• Written unit tests and integration tests using JUnit and used Mockito to mock the classes and use the results accordingly to tune the unit tests.
• Used Maven for building the modules and JIRA for bug tracking, issue tracking, and project management.
• Created build and deployment pipelines leverage CI/CD processes and tools including GIT, Maven and Jenkins.

Environment: Java 8, Spring IOC, Spring AOP, Spring MVC, Spring Boot, Spring Transaction, HTML5, CSS3, jQuery, Angular 4, JavaScript, AJAX, Hibernate, RESTful, Jersey, JUnit, Maven, JIRA, Jenkins, Git.

Confidential, Pittsburgh, PA

Responsibilities:

• Developed Business components using core java concepts like Interfaces, Polymorphism, Collections, and Serialization etc.
• Used Spring configuration files and its application context object for creating various factory objects with spring container.
• Implemented Spring controllers with annotations, validations using model attributes to pass request from presentation layer to helper classes.
• Used Java 8 features such as lambda expressions, Parallel operations on collections and for effective sorting mechanisms and new Date Time API.
• Used Spring Data with JPA Repository and JPA, Hibernate annotations for handling ORM CRUD operations.
• Worked on Webservices by implementing Spring REST support is to make the development of RESTful Web services.
• Used J2EE design patterns such as Business Delegate, Service Locator, Session Facade, Domain object and DAO patterns and developed Stateless Session Bean to Achieve Session façade Design Pattern.
• Developed Stored Procedures and triggers using PL/SQL in order to calculate and update the tables to implement business logic.
• Used JIRA for resolving bugs/defects in application by coordinated with team members of the project.
• Used GIT as a version control system and deployed the application in Production environment and implemented Log4J for Logging Errors
• Involved in Production Support and Maintenance of the application and troubleshooting of Issues on JBoss by checking logs.

Environment: Java 8, Spring IOC, Spring MVC, Spring Boot, Spring AOP, Spring Rest, jQuery, HTML5, CSS3, Java Script, Angular, Hibernate, MySQL, JIRA, Git, Maven, Log4J, JBoss.

Confidential

Responsibilities:

• Participated in the application architecture, development tools for web solutions that fulfill the business requirements of the project.
• Worked extensively on Spring boot for building web services. Used MAVEN in each project to automate the builds and managing project.
• Implemented the application using Spring MVC Framework and handled the authentication, authorization, and access-control features by using Spring Security.
• Configured spring beans following the Spring Framework's Dependency Injection (DI) and Inversion of Control (IOC) principles annotation based.
• Entailed in system design and development in core java using Collections, multithreading.
• Built DAO package as well as DAO IMPL package to implement the data access logic and using Hibernate Annotation to do the data mapping.
• Developed JUnit test cases for back-end logic implementation development.
• Used Subversion SVN and GIT for version control, and JIRA for tracking bugs.
• Setup and Configured Jenkins for Continuous Integration and Deployment process.
• Used Advanced REST Client and POSTMAN for testing JSON output using.

Environment: Java, Spring Boot, JavaScript, JSON, Spring RESTful web services, Angular, Spring Boot, Ajax, JUNIT, SVN, GIT, Jenkins, Oracle Db, Mockito.

Confidential

Responsibilities:

• Involved in various phases of Software Development Life Cycle (SDLC) of the application like Requirement gathering, Design, Analysis and Code development
• Attended every day Scrum meetings to provide current project status demonstrations in every two weeks, thus implementing Agile Methodology (Scrum) with Test Driven Development
• Worked on Development of Hibernate including mapping files, configuration file and DAO implementation class (Business Component).
• Used Tortoise SVN as source control tool.
• Worked on Spring Framework for Dependency and Transaction Management
• Utilized the Spring AOP feature for implanting cross-cutting concerns like logging and Transaction Management and separated the business logic from System Services
• Used Maven build tool for compiling and packaging the application.
• Created SQL queries, PL/SQL Stored Procedures, Functions for the Database layer by studying the required business objects and validating them with Stored Procedures. Also used JPA with Hibernate provider.
• Developed several SQL and HQL queries and Stored Procedures to retrieve data.

Environment: Java, Hibernate, JPA, Spring, Oracle Db, JUnit, Eclipse IDE, Tomcat, Maven, Web services, JavaScript, HTML, CSS, XML, Log4J.