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Sr. Full Stack Java Developer Resume

Greensboro, NC

SUMMARY:

  • Having 8 years of extensive IT experience in all phases of Software Development Life Cycle (SDLC) which includes Development, Design, Analysis, Testing and Integration of various web based and client/server applications in multi - platform environments with JAVA/J2EE technologies.
  • Experience in developing applications using SDLC methodologies like Waterfall, Agile (SCRUM) and Test-Driven Development.
  • Created and developed Web Pages using HTML5, CSS3, JavaScript, JQuery, Ajax, Bootstrap, and modern Java script Libraries like AngularJS and NodeJS for Server-Side scripting.
  • Achieved 100 % Responsive Web Design using Bootstrap Grid for styling the web pages.
  • Used Java 1.8 features such as Lambda Expressions to make the code concise and Stream API to increase the performance.
  • Experience in developing and deploying applications on Cloud Platforms like Amazon Web Services.
  • Managed Amazon Web Services like EC2, S3 bucket, ELB, Auto-Scaling, SNS, SQS, AMI, IAM, Dynamo DB, Elastic search, Virtual Private Cloud (VPC) through AWS Console and API Integration.
  • Excellent in deploying the applications in AWS as EC2 instances and created snapshots for the data that had to be stored in AWS S3.
  • Defined AWS Security Groups which acted as virtual firewalls that controlled the traffic allowed reaching one or moreEC2 instances.
  • Experienced in developing web-based applications using Java/J2EE, Servlets, Struts, Spring IOC, Spring MVC, Spring AOP, Spring Security, Spring Boot, JDBC, Web Services (SOAP & RESTful services) and ORM frameworks like Hibernate, IBatis.
  • Portable deployment of applications as a single object using Docker.
  • Expert in Core Java and implementing concepts like Multithreading, Concurrency, Exception Handling, File handling, IO, Generics and Java collections in various projects.
  • Expertise in implementing design patterns like Singleton, Prototype, Session, Front Controller and DAO pattern.
  • Developed Web and other components using Service Oriented Architecture (SOA) and Micro Services Architecture based J2EE applications.
  • Developed and maintained components using Spring Boot in a Micro Services Environment.
  • Experience using Hibernate for mapping Java classes with database and using Criteria API and Hibernate Query Language (HQL).
  • Good Knowledge of Data Access Object (DAO) pattern to introduce an abstraction layer between the Business logic tier (Business object) and the Persistent Storage tier.
  • Excellent in developing implementations for DAO Modules by consuming SOAP and REST services by using frameworks like JAX-RS, JAX-WS, Apache Axis and Jersey Frameworks.
  • Proficient in developing RESTful web services in Java using XML, JSON.
  • Experienced in using Enterprise Messaging Systems like Tibco, JMS and RabbitMQ for sending over asynchronous email notifications to the clients as well as subscribers.
  • Worked with Relational and Non-Relational databases like Oracle, MySQL, IBM DB2and Hands-on Experience in working with NoSQL Database like MongoDB, Cassandra to manage extremely large data sets.
  • Hands on experience in writing Unit Test Cases for UI and Backend with JUnit, Mockito and Groovy.
  • Experienced with deploying applications on to production servers, configuring various parameters of servers like Apache Tomcat, JBOSS, BEA Web logic, IBM Web Sphere.
  • Actively involved in the DevOps streamlining process through Jenkins CI and CD Release Automation.
  • Used version controller tools like Tortoise Subversion (SVN) and GIT.
  • Implemented a Continuous Delivery pipeline with Docker, Jenkins and GitHub and AWS AMI’s.
  • Experience in working with IDE’S like Eclipse, RAD, Spring Tool Suite (STS), and Intellij.
  • Have extensive experience working on Windows, Linux and UNIX Operating Systems.
  • Work experience with a wide variety and diversified teams since the beginning of the career and experience of providing training to business users.

TECHNICAL SKILLS:

Languages: C, C++, Java 1.8, J2EE, SQL and PL/SQL

Mark-up/XML Technologies: HTML5, CSS3, Bootstrap, JavaScript, jQuery, Ajax, AngularJS, NodeJS, XML, XSD, XSL/XSLT, SAX/DOM and JSON.

Tools & Framework: Struts, Spring, Hibernate, Spring MVC, Spring Web Flow, Spring IOC, Spring AOP, Spring Security, Spring Boot, JSF, JUnit, SOAP UI, Google Web Toolkit, Jersey.

Build Automation: ANT, Maven, Jenkins, Gradle.

Web services: SOAP, RESTful, UDDI, WSDL, JAX-RPC, JAX-RS, JAX-WS, JAX-B, Micro services, Apache Axis and Apache CFX.

Cloud Technologies: Amazon Web Services (EC2, SQS, RDS, IAM, S3), and Spring Cloud.

Web/App Servers: Web Sphere, Apache Tomcat, JBoss, Web Logic Server and Apache Camel

Databases: Oracle, MS SQL-Server, MySQL, IBM DB2, MongoDB.

IDE tools: Eclipse, RAD, Spring Tool Suite (STS) and IntelliJ.

Modeling/ CASE Tools: Rational Rose and MS Visio Professional.

Testing Tools/ Others: Selenium, JUnit, Soap UI and Mockito.

Version Control: Tortoise SVN and GIT.

OS & Environment: Windows, Sun Solaris, UNIX

PROFESSIONAL EXPERIENCE:

Confidential, Greensboro, NC

Sr. Full Stack Java Developer

Responsibilities:

  • Involved in various phases of Software Development Life Cycle (SDLC) such as requirements gathering, modeling, analysis, design, development, and testing.
  • Developed the view-controller components using JSPs, HTML5, CSS3, JQuery, AJAX, and JavaScript.
  • Implemented routing logic and navigation from screen to screen and implemented login functionality on the client side in AngularJS.
  • Developed UI page, Self Service to Access and use the data within few clicks.
  • Implemented core features of AngularJS framework such as Dependency Injection, Data - binding, Filters, Directives, Templates, Services and Deep Linking Designing.
  • Used Java 1.8 features like stream and Lambda expressions for writing Concise code.
  • Maintained Interface compatibility and concurrency in the project using Java 1.8 new features like default, Static methods and Concurrency API.
  • 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.
  • Designed and developed Micro Services business components using Spring Boot.
  • Responsible for creating an instance on Amazon EC2 (AWS) and deployed the application on it.
  • Installed, secured, and configured AWS cloud servers and Amazon AWS virtual servers(Linux).
  • Worked on AWS services to deploy static websites and dynamic Web Apps on EC2 using Elastic Beanstalk and Elastic Container Service-Docker.
  • Involved in creating EC2 instances and installed required configurations and applications on it and created S3 buckets for storing object level data into it.
  • Developed API’s to read and publish data from Elastic Search cluster using native Java Transport client as well as REST client. Worked on Spring Integration with the Elastic Search.
  • Used Spring MVC framework for implementing Model-View- Controller (MVC) architecture at the Web tier level to isolate each layer of the application so that complexity of integration will be reduced and maintenance will be very easy.
  • Used Spring AOP for solving crosscutting concerns like keeping logged data and transactions details etc.
  • Used Spring Batch for processing large amount of data like transaction management, job processing, resource management and logging.
  • Secured the API's by implementing OAuth2.0 token based authentication/authorization scheme using Spring Security.
  • Used Hibernate ORM framework as persistence engine and wrote Hibernate Queries to automate the mapping between Oracle database and Objects in Java.
  • Worked with MongoDB to store non-relational data into collection and retrieve them whenever required.
  • Worked on setting up Maven scripts to build, package, and deploy application code to the target WebLogic Application Servers and worked on continuous integration servers like Jenkins.
  • Hands on Coding to build REST Micro Services using Spring Cloud, Oracle, XSD, JSON, Spring Config, and Jenkins.
  • Worked on developing RESTful endpoints to cache application specific data in in-memory data clusters like REDIS and exposed them with RESTful endpoints.
  • Focused on Test Driven Development there by creating detailed JUnit tests for every single piece of functionality before writing the functionality.
  • Performed automation testing and authored test scripts using Selenium Web Driver, Selenium Grid and JUnit.
  • Worked in Agile TDD environment using SDLC tools like GIT, Jira, Jenkins, and Maven for build packaging and deployments of the application components.

Environment: Agile Methodology, Java 1.8, J2EE, HTML5, CSS3, JavaScript, JQuery, Ajax, AngularJS, Hibernate, Spring, XML, JSP, JAX-RS, Spring AOP, Spring Security, Oracle, MongoDB, JSP, Micro Services, AWS IAM, EC2, S3, RDS, SQS, Docker, GIT, JIRA, STS, JUnit, Log4J, Maven, Jenkins, Web Sphere Application Server.

Confidential, Chicago, IL

Full Stack Developer

Responsibilities:

  • Involved in various phases of Software Development Life Cycle (SDLC) such as requirements gathering, Modeling, analysis, design, development and testing
  • Developed various helper classes needed following Core Java multi-threaded programming and Collection classes
  • Used jQuery, Ajax for service calls on pages to interact with the server for information.
  • Developed the User Interface using JSP, Spring MVC frameworks, jQuery, AngularJS and CSS3. Used AJAX and JavaScript for Server side/client-side validation
  • Used Spring frame work AOP features and JDBC module features to persist the data to the database for few applications. Also used the Spring IOC feature to get hibernate session factory and resolve other bean dependencies
  • Developed the persistence layer using Hibernate Framework by configuring the 1:1/1: M /M: M mappings in hibernate mapping files and created DAO and POJOs
  • Created RESTful web services interface to Java-based runtime engine and accounts
  • Designed and implemented MongoDB based database and created REST enabled Web Services on Jersey framework
  • Implementing or exposing the Micro services based on RESTful API utilizing Spring Boot with Spring MVC.
  • Used JAX-WS and Metro stack for building of Web Services. Also developed the web service client applications to test the web services. Tested the web service using SOAP UI
  • Used SOAP to Implement Web Services and Consumed and published XML Web Services in the application.
  • Involved in using JMS Queues and JMS topics for one-to-one and one-to-may communication in the application
  • Used Apache camel integration for routing and transforming the data between two Applications using HTTP protocol
  • Used AWS SDK for connecting to Amazon S3 buckets and EC2 to deploy on Docker Container with Microservices architecture.
  • Refactored existing monolithic application by identifying components that needs to be transformed to Micro- services architecture, with Spring Boot -based services interacting through a combination of REST and AWS API-Gateway .
  • Installed secured and configured AWS cloud servers and virtual servers using Spring Cloud for AWS.
  • Implementation of web services in Java, used to orchestrate outbound and inbound web services and processes on ESB (Enterprise Service Bus)
  • Involved in designing and developing the JSON, XML Objects with
  • Implemented Data access objects using Hibernate to access data from Oracle database
  • Called Stored Produces in Oracle using Callable Statements in JDBC
  • Actively used the defect tracking tool JIRA to create and track the defects during QA phase of the project
  • Used Tortoise SVN to maintain the version of the files and took the responsibility to do the code merges from branch to trunk and creating new branch when new feature implementation starts
  • Used DAO pattern to retrieve the data from database
  • Worked with Web Sphere application server that handles various requests from Client
  • Developed test cases using JUnit
  • Developed the build scripts using Maven.

Environment: Java, HTML, CSS, Bootstrap, JavaScript, jQuery, Angular Js, JSON, Hibernate, Spring, XML, Tortoise SVN, JSP, MVC, Star UML, JUnit, Maven, AWS, Micro Services, Web Sphere, XSD, ATG, Restful, JMS, Log4J, Oracle, MySQL, WSDL, Groovy, AJAX, JIRA and RAD, ESB, MongoDB.

Confidential, Minneapolis, MN

Java/J2EE Developer

Responsibilities:

  • Involved in all phases of the Software development life cycle (SDLC) using Agile Methodology.
  • Developed User Interface using JSP, JSTL, HTML, CSS, Java Script, and JQuery.
  • Used various JQuery UI controls and corresponding Event handlers.
  • Used Spring MVC and Dependency Injection for handling presentation and business logic.
  • To maintain loose coupling between layers published the business layer as services and injected necessary dependent components using Spring IOC and published cross cutting concerns like Logging, User Interface exceptions, Transactions using Spring AOP.
  • Integrated Spring DAO for data access using Hibernate.
  • Used Spring Security for Authentication and Authorization of the application.
  • Implemented persistence framework using Hibernate& Handled Transaction Management using the provided data source.
  • Responsible for designing Hibernate mapping files based on business logic and Object relationships.
  • Integrated Spring and Hibernate together and worked on developing backend components and services using Hibernate and spring.
  • Established Database Connectivity using JDBC, Hibernate O/R mapping with Spring ORM for DB2.
  • Worked on Hibernate in Data Access Layer for mapping the java objects to relational database and SQL queries to fetch the data, insert and update the data from the database.
  • Consumed Web Services to interact with other external interfaces to exchange the data in different forms by using RESTful service.
  • Implemented SOA architecture with Web Services using SOAP, WSDL and XML using Apache CXF framework and worked on parsing the XML files using DOM/SAX parsers.
  • Extensively used JSON to parse the data from server side to satisfy the business requirement.
  • Created Tables, Triggers, PL/SQL Stored Procedures, SQL queries, Joins, and views for IBM DB2.
  • Implemented RESTful and SOAP based Web Services and used Soap UI for testing.
  • Used Spring JMS module for lookup for the queues and MDBs for the listeners.
  • Involved in Unit Testing of various modules by generating the Test Cases.
  • Performed deployment of applications on JBOSS.
  • Written LINUX shell scripts to identify user login information.
  • Involved in day to day handling of JIRA issues (production issues at time) that involved data inconsistencies that required to be solved in very less time.
  • Involved in Bug fixing of various modules that were raised by the testing teams in the application during the Integration testing phase.
  • Participated in Code Reviews of other modules, documents, test cases.

Environment: Java, J2EE, HTML, CSS, JavaScript, jQuery, AngularJS, JSP, JSTL, Spring, Hibernate, XML, XSD, SOAP UI, Web Services, RESTful, SOAP, WSDL, Log4j, JUnit, IBM DB2, JBOSS, Jenkins, SVN, RAD IDE, JIRA, Agile Methodology, Linux, Rational Rose and UML

Confidential, Broomfield, IL

Java/J2EE Developer

Responsibilities:

  • Involved in all phases of the Software development life cycle (SDLC) using Agile Methodology.
  • Developed User Interface using JSP, JSTL, HTML, CSS, Java Script, JQuery and Angular JS.
  • Developed client side application with Angular JS in a clean Model View Controller (MVC) Architecture.
  • Used Spring MVC and Dependency Injection for handling presentation and business logic.
  • To maintain loose coupling between layers published the business layer as services and injected necessary dependent components using Spring IOC and published cross cutting concerns like Logging, User Interface exceptions, Transactions using Spring AOP.
  • Integrated Spring DAO for data access using Hibernate.
  • Implemented persistence framework using Hibernate & Handled Transaction Management using the provided data source.
  • Used Spring Security for Authentication and Authorization of the application.
  • Extensively used JSON to parse the data from server side to satisfy the business requirement.
  • Responsible for designing Hibernate mapping files based on business logic and Object relationships.
  • Integrated Spring and Hibernate together and worked on developing backend components and services using Hibernate and spring.
  • Established Database Connectivity using JDBC, Hibernate O/R mapping with Spring ORM for Oracle.
  • Worked on Hibernate for mapping the java objects to relational database and SQL queries to fetch the data, insert and update the data from the database.
  • Used Hibernate in Data Access Layer to access and update information in the database.
  • Extensively used HQL and SQL for querying databases.
  • Consumed Web Services to interact with other external interfaces in order to exchange the data in different forms by using Restful service.
  • Implemented SOA architecture with Web Services using SOAP, WSDL, UDDI and XML using Apache CXF framework and worked on parsing the XML files using DOM/SAX parsers.
  • Created tables, triggers, PL/SQL Stored Procedures, SQL queries, Joins, integrity constraints and views for IBM DB2.
  • Used Multithreading in programming to improve overall performance using Singleton design pattern in Hibernate Utility class.
  • Implemented Restful and SOAP based Web Services and used Soap UI for testing.
  • Used Spring JMS module for lookup for the queues and MDBs for the listeners.
  • Involved in Unit Testing of various modules by generating the Test Cases.
  • Performed deployment of applications on Web Logic Server.
  • Written LINUX shell scripts to identify user login information.
  • Involved in day to day handling of JIRA issues (production issues at time) that involved data inconsistencies that required to be solved in very less time.
  • Worked with Eclipse IDE and used Gradle build tool to achieve more functionality for build process.
  • Used Jenkins as build management tool for continuous integration process and used Git as Version Control tool.
  • Involved in Bug fixing of various modules that were raised by the testing teams in the application during the Integration testing phase.
  • Participated in Code Reviews of other modules, documents, test cases.

Environment: Java, J2EE, HTML, CSS, JavaScript, JQuery, JSP, JSTL, Spring, Hibernate, XML, XSD, Web Services, Restful, SOAP, WSDL, Log4j, JUnit, DB2, Web Logic, Jenkins, Gradle, GIT, Eclipse, JIRA, Agile Methodology, Windows, Linux, Rational Rose.

Confidential

Java Developer

Responsibilities:

  • Involved in Requirement Analysis, Design, Development and Testing of the risk workflow system.
  • Involved in the implementation of design using vital phases of the Software development life cycle (SDLC ) that includes Development, Testing, Implementation and Maintenance Support in WATER FALL methodology.
  • Created user-friendly GUI interface and Web pages using Struts, JSP, HTML, CSS, AJAX, JQuery and JavaScript.
  • Responsible for designing, coding and developed the application in J2EE using Struts MVC.
  • Implemented Struts framework (Action & Controller classes) for dispatching request to appropriate classes.
  • Used simple Struts Validation for validation of user input as per the business logic and initial data loading.
  • Achieved synchronization of multiple threads through Multithreading and Exception Handling.
  • Extensively used JSON to parse the data from server side to satisfy the business requirement.
  • Developed Struts Action Forms, Action classes and performed action mapping using Struts.
  • Developed batch job using EJB scheduling and leveraged container managed transactions for highly transactions.
  • Involved in developing Web Services to send XML request and reading the response SOAP UI from Java platform.
  • Used various Core Java concepts such as Multi-Threading, Exception Handling, Collection APIs, Garbage collections for dynamic memory allocation to implement various features and enhancements.
  • Consumed Web Services to interact with other external interfaces in order to exchange the data in different forms by using Restful service.
  • Established Database Connectivity using JDBC for Oracle.
  • Used Log4J for application logging and notification tracing mechanisms.
  • Developed the ANT scripts for preparing WAR files used to deploy J2EE components.
  • Analysis and Bug fixing of the production problems and defects along with enhancements.
  • Implemented JUNIT test cases for unit testing and Suites for end to end testing.
  • Used JIRA for tracking the Project Stories and bug fixing.
  • Used SVN to check-in and check-out and co-ordinate among team members for Version Controlling.

Environment: Java, HTML, CSS, AJAX, JQuery, JavaScript, JSON, XML, Struts, JDBC, IBATIS, Web Services, SOAP UI, Restful, HQL, SQL, JBOSS, Oracle, ANT, Eclipse IDE, JIRA, Tortoise SVN, and UNIX.

Confidential

Jr.JavaDeveloper

Responsibilities:

  • Developed the application based on MVC architecture.
  • Developed web application using JSP, Servlets, Java beans that uses MVC design pattern.
  • Created user-friendly GUI interface and Web pages using HTML, CSS and JSP.
  • Wrote JavaScript for client side validation.
  • Used Java Swings in designing user interfaces.
  • Used Java Fundamentals and OOPS concepts like inheritance, polymorphism, abstraction to develop the code.
  • Implemented core java concepts like Multithreading, Exception Handling and Collection wherever necessary.
  • Used Eclipse as IDE tool for creating Servlets, JSP, and XML.
  • Wrote SQL for JDBC prepared statements to retrieve the data from database.
  • Monitored the logs using Log4J and fixed the problem.
  • The Application was deployed on Apache Tomcat Server.
  • Involved in build and deploying the application using ANT.
  • Used Configuration Management Tools for version control which is built on CVS.
  • Worked on bug fixing and Production Support.

Environment: Java, HTML, CSS, JavaScript, JSP, Servlets, JDBC, MVC Design pattern, PL/SQL, Log4J, Apache Tomcat server, My SQL, Eclipse IDE, CVS, ANT, Log4J.

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