SUMMARY:

• 6+ years of experience in Software Development Life Cycle (SDLC) of business applications with strong Object Oriented Programming skills on Java/J2EE applications design, development and testing.
• Strong knowledge and development skills in Core Java technology such as Multi - Threading, Collections, Exception Handling, Polymorphism etc.
• Expertise in design and development of various enterprise-level applications using J2EE technologies.
• Experience in developing Server Side Programming using Spring Framework include Spring Boot, Spring Security, SpringData JPA and familiar with quick developing of Java backend flow.
• Experience in using Spring IOC, Spring AOP, Spring MVC and Hibernate O/R Mapping to develop RESTful web services.
• Experience in developing front end using HTML, CSS, JavaScript, JSP, JSON etc.
• Familiar with JDBC for CRUD operations in Relational Database Management System (RMDBS) using Oracle 11g database, MySQL, MS SQL Server.
• Professional Experience in OOD Methodology. Familiar with Java design patterns like Singleton, Factory, Proxy etc.
• Experience with version control and build tools including Git, GitHub and Maven.
• Experience in all phases of System Development Life Cycle Process (SDLC), Scrum Methodology, Agile software Development and Test-Driven Development.
• Familiar with Network Communication Protocol like HTTP request (GET, PUT).
• Experience in using AWS, Microservices, Kubernetes and Docker to deploy applications.
• Experience with JUnit for the purpose of testing Java applications.
• Acting as a Team player with positive attitude and ability to learn in a fast pace environment.

TECHNICAL SKILLS:

Programming Language: Java, SQL

J2EE Technologies: Spring IOC, Spring AOP, Spring MVC, Servlet, JSP, JDBC

Java: Collections Framework, Multi-threading, Exception Handling

Frameworks: Spring, Spring Boot, Spring Security, Spring Data JPA, Hibernate

Web Technology: HTML, XML, CSS, AJAX, JSON, REST

Database: Oracle (11g), MySQL, MS SQL Server

Design patterns: Singleton, Factory, Observer, Proxy

Application Servers: Apache Tomcat, AWS, Microservices, Kubernetes, Docker

Testing/ Control Tools: Junit, Git/GitHub, Docker, Maven, Postman

PROFESSIONAL EXPERIENCE:

Confidential, Bolingbrook, IL

Java Developer

Responsibility:

• Involved in SDLC Requirements gathering, Analysis, Design, Development and Testing of application developed using Agile methodology.
• Implemented rating system component to rate products.
• Applied Projection to build reusable components and make applications more scalable and flexible.
• Developed the back-end application using Spring Framework, which is based on the MVC design pattern.
• Configured Hibernate XML mapping files to implement Object Relational Mapping (ORM) using Hibernate to build connections between POJO and Oracle database.
• Developed Data Access Objects (DAO) using JDBC API for database access.
• Involved in developing code for obtaining bean references in Spring Framework using dependency Injection (DI) and Spring IOC.
• Involved in development of presentation layer using JSP and Servlets.
• Constructed controller class and coded SQL queries for mapping and responding to the requested from front-end.
• Developed REST services using JERSEY implementation.
• Utilized Spring Security to provide authentication and authorization for users to sign in and sign up.
• Used CORS (Cross Origin Resource Sharing) Filter to enable cross origin requests.
• Used Log4J as logging framework to capture the log traces of applications in debugging the issues.
• Create JUnit test for Unit Testing on Java class.
• Track the entire developing process with JIRA.

Environment: Agile, Scrum, Sprint, Java, J2EE, Spring MVC, Hibernate, JDBC, Spring IOC, Spring Security, SQL, CORS Filter, Maven, Log4j, Junit, JIRA, NPM, Oracle 11g.

Confidential, Auburn Hills, MI

Java Developer Engineer

Responsibilities:

• Participate in all stages of Software Development Life Cycle (SDLC) including requirements gathering, system analysis, system development, unit testing and performance testing.
• Extensively implement presentation layer, controller layer, service layer, and data access object (DAO) layer using Spring and Hibernate frameworks.
• Implement RESTful APIs and deploy on the WebLogic server.
• Build the Model-View-Controller architecture, implements actions class, implement and configure internationalization.
• Design relational database tables, SQLs and store triggers and procedures.
• Design mapping between relational database tables and object-oriented Java objects using Hibernate.
• Use Hibernate techniques: lazy loading, optimistic locking, and second level cache.
• Configure Spring AOP for Logging.
• Implement unit testing with Junit4.
• Implement the logging mechanism using Log4j framework.
• Use Maven to build and package Web Service application.
• Collaborate with QA Team to do Quality Assurance.
• Use Git for version control.
• Support production deployment team to deploy the application in production environment.
• Write system level and class level design document.
• Work in Agile software development methodology.
• Apply RESTful API to send and receive data from a public backend API build using API Gateway.

Environment: J2EE, JDK 1.8, Spring, Spring MVC, Hibernate, Spring Rest, JSP, JavaScript, JQuery, HTML, CSS, Junit, Oracle 11g, Maven, Git.

Confidential, Chicago, IL

Java Developer

Responsibilities:

• Involved in design phase of the project and analyzed the requirements.
• Implemented Agile Scrum Process in form of daily startup meetings and pair programming.
• Created Spring MVC Controllers, Spring MVC-REST based JSON services.
• Designed and implemented Data Access Object (DAO).
• Used JDBC to connect to Database.
• Used ORM Hibernate for mapping Entities: one-to-one, one-to-many, many-to-many, cached data using EHCache.
• Used Oracle SQL Developer for developing database.
• Developed several Servlets and filters to handle requests.
• Developed Unit Test by using Junit to test the business logics.
• Developed a Servlet filter to handle each request.
• Used JSTL to develop a JSP for the project’s front end display.
• Used Log4j for logging and tracing API.
• Involved in production defects and bug fixing.

Environment: Oracle, JSP, JDBC, EJB, REST, Java, J2EE, Hibernate, Spring MVC, JDBC, Spring IOC, Spring Security, SQL, Maven, Junit, Git, Log4j, IntelliJ.

Confidential, Chicago, IL

Backend Software Engineer

Responsibility:

• Involved in completed Software Development Life Cycle (SDLC) of design, development, testing and deployment of application.
• Used Agile software development methodology which helps to develop project plans.
• Developed application service components and configured beans using Spring IOC, creation of Hibernate mapping files and generation of database schema.
• Implemented MVC Model using JSF and other J2EE design patterns for application development.
• Involved in writing Spring Configuration XML file that contains declarations and business logic from cross-cutting concerns.
• Applied Spring Security to authentication, authorization and access control features.
• Develop Servlet filter to handle each request.
• Used CI/CD technologies such Git, Jenkins are used for deploy web services.
• Implementation version control by SVN and JIRA for issue tracking.
• Focus on Test Driven Development thereby creating detailed Junit tests for every single piece of functionality.

Environment: Java, J2EE, Eclipse, Spring MVC, JDBC, Hibernate, JSF, Spring, JSON, Spring AOP, Git.