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Sr. Java/full Stack Developer Resume

Irving, TX

SUMMARY

  • Over 8 years of experience in developing web applications and enterprise level applications
  • Expert in all stages of transforming the business requirements into a sophisticated system
  • Expertise in developing web pages using HTML5, CSS3, Bootstrap, JavaScript, jQuery, Ajax, React, Angular with webpage cross browser compatibility and responsive web design and have experienced in Server scripting language like Node JS.
  • Good hands on experience in developing single page applications using React JS and Angular.
  • Worked on various features in ECMAScript 6 (ES6) such as Arrow functions, Classes and enhanced object literals.
  • Developed web application using web MVC architecture for real time projects.
  • Utilized Java 8 features like Lambda expressions and Stream API for Bulk data operations on Collections which would increase the performance of the Application.
  • Experienced in developing web - based applications using Java/J2EE, Servlets, Struts (Struts, Tag Libraries and Struts custom validation rules, Tiles), Spring IOC, Spring MVC, Spring AOP, Spring Security, Spring Boot, Spring Cloud, Spring Web Flow, Spring Data, JDBC, Web Services (SOAP & Restful services) and ORM frameworks like Hibernate.
  • Excellent in developing REST and SOAP based Web Services using JAX-RS, JAX-WS, WSDL, JAX-B, Apache Axis, and Jersey frameworks.
  • Experienced in implementation of JMS to exchange information over reliable channel in an asynchronous way by using Active MQ, Rabbit MQ, Kafka as message queue.
  • 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 (data source).
  • Worked with SQL databases like Oracle, My SQL, IBM DB2 and Hands on Experience in working with NoSQL Database like MongoDB, Cassandra to manage extremely large data sets.
  • Proficient in writing SQL queries, PL/SQL stored procedures, Triggers and creating business tables.
  • 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 more EC2 instances.
  • Portable deployment of applications as a single object using Docker.
  • Implemented a Continuous Delivery pipeline with Docker, Jenkins and GitHub and AWS AMI's.
  • Hands on experience in working with Junit, Mockito, Selenium, TestNG.
  • Experienced with deploying applications on to production servers, configuring various parameters of servers like Apache Tomcat, JBOSS, BEA Web logic, IBM Web Sphere.
  • Used version controller tools like Tortoise Subversion (SVN), CVS and Git .
  • Experience in working with IDE'S like Eclipse, Spring Tool Suite (STS), RAD and Intellij .
  • Have extensive experience working on Windows, Linux and Unix Operating Systems .
  • Proficient in log management using log4J framework and Splunk.
  • Possessing very good communication and analytical skills and can work independently as well as in a team environment.

TECHNICAL SKILLS

Programming Languages: Java, J2EE, PL/SQL

Web: HTML5, CSS3, Java Script, jQuery, Bootstrap, AJAX, Node.js, Express, ReactJS, Angular, React MDL

Databases: MySQL, Mongo DB, Oracle 11g, Back4App, SQL Server

Tools: NetBeans, Eclipse, Android Studio, Visual Studio Code, WinSCP, Putty, Git, Tableau, STS, Atom, Microsoft Project Management, Trello, gulp

Application Servers: Apache Tomcat, WebSphere, JBoss

Web Services: REST, SOAP

Frameworks: Spring MVC, Spring Boot, Spring Cloud, Struts, Hibernate, AngularJS, Angular2, ReactJS

Build Tools: Maven, Gradle

Scripting Languages: TypeScript, ES6

PROFESSIONAL EXPERIENCE

Sr. Java/Full Stack Developer

Confidential - Irving , TX

Responsibilities:

  • Followed an extremely light and efficient Agile Scrum Methodology for project development.
  • Participated in sprint plans, code reviews and in daily stand-ups. Continuous co-ordination with the team during different phases of application development.
  • Developed User interfaces and prototypes for web-based internal system using ReactJS,Angular,HTML5, CSS3, Typescript, JavaScript, jQuery, AJAX and Bootstrap.
  • The Restful web services have been used to retrieve and update the data using Ajax.
  • Used Spring Batch for scheduling and maintenance of batch jobs.
  • Implemented pre-authentication and data base security using Spring security and securing application access and Spring Batch for scheduling and maintenance of batch jobs.
  • Designed and developed various Angular4Components, Services, Directives and Pipes.
  • Used Angular4 RouterModule for implementing routing, imperative routing and Guards.
  • Used Angular4 HTTPModule to make APIcalls and worked with the observables.
  • Worked on migrating Angular old forms to Final New forms and performed validations using Angular 5 Formmodule.
  • With the concept of ReactJs Worked on usage metrics and also end to end events tracing for analysis purpose.
  • Responsible for checking cross browser compatibility and hence worked on different browsers like Safari, Opera, Firefox, Google Chrome and Internet Explorer .
  • Good experience in creating components documentation using react.js.
  • Used React flux to polish the data and for single directional flow.
  • Hands on experience in creating components using React.js.
  • Worked on React JS Virtual Dom and React views , rendering using components which contains additional components called custom HTML tags .
  • Created REST-Controllers with respect to RESTful standards in SpringMVC to connect model with view.
  • Developed spring boot and spring cloud-based cloud native micro services to be deployed into AWS. Micro services will co-exist with monolithic application built with spring MVC deployed to WebSphere.
  • Developed upon Angular4 Services that interacts with the RESTful services at the backend.
  • Created/managed MongoDB/No Sql collections and handled CRUD operations on using Java libraries/APIs.
  • Tested RESTAPIs in the Spring-Controller at the backend for JSON data using Postman.
  • Composed and executed MongoDB scripts to insert and update NoSQL database; automating data changes and reporting.
  • Designed various tables required for the project in MySQL database and involved in coding the SQL Queries, Stored Procedures and Triggers in the application
  • Responsible for design and maintenance of th9e GIT repositories, views, and the access control strategies.
  • Used Mockito and JUnit for unit testing of the application.
  • Used Jenkins for continuous integration in which all development work is integrated and involved in deploying the application.
  • Responsible for building components to connect to other micro-services using Kafka and Integrated Kafka source to read the payment confirmation messages.
  • Developed angularunittests for testing angular components using Jasmine and Karma.
  • Used Maven for build and deployment, Jenkins for continuous integration and log4j for logging.
  • Used SpringBoot at the backend for easy application development including plugins, jobs, server configuration, etc.
  • Developed test cases using TDD (Test Driven Development) approach.
  • Involved in writing the test scenarios, developed feature files using Cucumber annotations.
  • Part of a response team that worked on Production issues while the application is deployed to Production.
  • Implemented and maintained monitoring and alerting of production and corporate servers such as EC2 and storage such as S3 buckets using AWS Cloud Watch.
  • Implemented AWS IAM for managing the credentials of applications that runs on EC2 instances.
  • Micro services have been built using spring boot , spring security and deployed to AWS cloud
  • Experience in automated deployment of EC2 instances in data centers and availability zones.
  • Hosted and tested the application in AWS servers before publishing it in actual production environment.
  • Used JIRA to handle development issues, GIT for version control, Eclipse IDE for development and Tomcat server for application deployment.

Environment: HTML5, CSS3, Angular 2, Typescript, JavaScript, jQuery, Bootstrap, Ajax, MongoDB, JSON, Git, Restful API, Spring, JPA, Spring boot, Mockito, JUnit, Jasmine, Karma, log4j, Agile, Maven, Jenkins, JIRA, Eclipse.

Confidential - Chicago, IL

Java Developer

Responsibilities:

  • Followed agile methodology and involved in daily SCRUM meetings, sprint planning, showcases and retrospective and used JIRA as a tracking tool for the sprints.
  • Designed the front-end screens using AngularJS, HTML5, CSS3, JavaScript, jQuery, Bootstrap, and Spring Boot.
  • Worked on Micro Services to create modular components with light weight to deploy using various protocols.
  • Involved in enhancing existing MEAN (MongoDB, Express, Angular and Node) stack applications and provided the required support.
  • Developed Angular controllers, services, filters, and developed HTML templates with various Angular directives such as ng-app, ng-controller, ng-repeat, ng-if, ng-show, ng-hide, ng-change, ng-blur etc.
  • Used various Angular UI Bootstrap components such as calendars, masks, uploaders, sliders, alerts, modal dialogs etc. for developing the UI.
  • Used Node.js to run Grunt tasks and build properly the project (compile, minify, concat etc.) and Implement modules into Node JS to integrate with designs and requirements. Used GruntJS, BowerJS, ExpressJS from NodeJS.
  • Developed unit test cases using Jasmine and Karma and performed end to end testing using Protractor and Selenium.
  • Developed Angular services making use of resource service to perform REST API calls to the backend.
  • Used React-Router to turn application into Single Page Application.
  • Worked in using React JS components, Forms, Events, Keys, Router, Animations and Flux concept .
  • Implemented the Drag and Drop functionality using React-Draggable.
  • Used React-Autocomplete for creating google maps location search on the webpage.
  • Implemented Micro services architecture using Spring BOOT enabled REST API with the Spring Cloud modules.
  • Worked on Integration of Micro services deployment patterns with the PAAS platform on top of AWS and Integrating with the Config server and ZUUL proxy.
  • Involved in applying securities to application using Protocols such as Https, Layer 7, Integrated Layers and Encryption Mechanism.
  • Developed REST exception handling controller advices to respond to bad requests and server-side exceptions.
  • Used complete annotation driven approach to develop the application using Spring Boot and was involved in setting up the Spring bean profiling.
  • Used Hibernate in the persistence layer and implemented DAO's to access data from database.
  • Involved in configuration and usage of Apache Log4J for logging and debugging purposes.
  • Extensive knowledge on AWS EC2, Amazon S3, Amazon Elastic Load balancing and other parts of AWS infrastructure.
  • Worked on AWS multi factor authentication (MFA) related to security groups including rest security.
  • Configured and tuned the AWS EC2 and worked on ELB, Route53 for high availability.
  • Worked on Angular JS and Node JS to enhance front end functionalities as per business requirements.
  • Developed reporting dashboards, which processes large amount data that are stored in Elastic Search and My SQL platforms and generates reports and displays in dashboards.
  • Identified and created indexes, mappings and data in Elastic search and used Elastic Search REST API's both single and multi-document API's. API's like Index, Multi Get, Bulk etc.
  • Used various aggregations like Metrics, Average aggregations in Elastic Search.

Environment: AngularJS, HTML5, CSS3, JavaScript, Micro Services, Dynamo DB, Marklogic, Unix, jQuery, Bootstrap, GruntJS, BowerJS, NodeJS, Apache Log4J, AWS, Docker, JIRA, My SQL, REST.

Confidential

Java Developer

Responsibilities:

  • Involved in all phases of the Software development life cycle (SDLC) using Agile Methodology.
  • 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.
  • Extensively used JSON to parse the data from server side to satisfy the business requirement.
  • 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.
  • Developed User Interface using JSP, JSTL, HTML, CSS, Java Script, jQuery and Angular JS.
  • Used various jQuery UI controls and corresponding Event handlers.
  • 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.
  • Framework and worked on parsing the XML files using DOM/SAX parsers.
  • 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, Angular JS, JSP, JSTL, Spring, Hibernate, XML, XSD, SOAP UI, Web Services, Restful, SOAP, WSDL, Log4j, JUnit, DB2, JBOSS, Jenkins, SVN, Eclipse IDE, JIRA, Agile Methodology, Linux, Rational Rose and UML.

Confidential

Junior Java Developer

Responsibilities:

  • 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 RESTful and SOAP based Web Services to consume and produce data in XML and JSON.
  • Consumed Web Services to interact with other external interfaces to exchange the data in different forms by using Restful service.
  • Created user-friendly GUI interface and Web pages using JSP, HTML, CSS, AJAX, JavaScript and jQuery.
  • Established Database Connectivity using JDBC for MySQL.
  • Written SQL queries, PL/SQL store procedures and Triggers to fetch and store data from the database.
  • Used Log4J for application logging and notification tracing mechanisms.
  • Developed the ANT scripts for preparing WAR files used to deploy J2EE components and deployment of the application was on Jetty .
  • Prepared JUnit test cases and executed the test cases using JUnit .
  • Involved in bug fixing during the System testing, Joint System testing and User acceptance testing.
  • Used GIT to check-in and check-out and co-ordinate among team members for Version Controlling.
  • Used NetBeans IDE to integrate different frameworks to build application.

Environment : Java, HTML, CSS, AJAX, jQuery, JavaScript, Struts, Web Services, SOAP, Restful, JSON, XML, JDBC, SQL, MySQL, ANT, NetBeans, JIRA, GIT, Jetty and UNIX.

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