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 NodeJSfor 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 in applying patches and plug-ins for JbossApplication Server.
• 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.
• Strong technical knowledge in Jboss Application server implementation, support, workload management and performance tuning including Web server setup configuration with Jboss App Server
• 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), andIntellij.
• 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

Full Stack Java Developer

Responsibilities:

• Involved in various phases of Software Development Life Cycle (SDLC) as requirement gathering, modeling, analysis, architecture design & development and worked with the business team to review the requirements.
• Developed static pages using HTML5, CSS3, JSP with Ajax calls in JQuery to retrieve data as JSON Object from back-end RESTful Server, then display the well-organized result in web pages by writing AngularJS controller, directives, services, and route providers. Also, used AngularJS filter to make the data searchable and sortable.
• Created single page application with loading multiple views using route services and adding more user experiences to make it more dynamic by using AngularJS framework.
• Proficient experience in JavaScript, AJAX, Angular 5, React JS.
• Used various Angular 2 custom directives and developed reusable components and templates that can be re-used at various places in the application.
• Used Angular 5 to implement functions in various pages: form validation, grid list, sort, search, pagination, multi selection e.t.c.
• Extensively involved in upgrading the existing system from Angular 2 to Angular 5.
• Developed the components using Angular 5 needed for the application from the scratch and customized from various angular related libraries to meet the applications functionality.
• Created and configure micro services architecture and integrated with Angular 5 application
• Used NodeJSfor building web applications with client-server architecture, where both can initiate communication in two-way connections and allow them to exchange data.
• Developed complex Multithreaded Java applications for processing large volumes of data to achieve Multitasking.
• Used Java 1.8Lambda expressions along with Streams for creating internal iteration and performing chain operations such as Filter, Map, Collect on a collection.
• Used Spring MVC framework 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 customer log 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 Oauth2token based authentication/authorization scheme using spring security.
• Developed the persistence layer using Hibernate Framework by configuring the various mappings in hibernate files and created DAO layer.
• Worked with MongoDB to store non-relational data into collection and retrieve them whenever required.
• Involved in writing SQL and Stored Procedures for handling complex queries with help of TOAD and access them through Java Programs from Oracle Database.
• Developed REST API's using Spring MVC and Spring boot, hosted all micro services on AWS and used Elastic Beanstalk to setup application and configured environments.
• Designed and developed Micro Services Architecture to divide application into business components using Spring Boot.
• Worked with JUnit Regression Test Framework to implement unit testing, to accelerate programming speed and to increase the quality of code.
• Worked on setting up Maven scripts to build, package, and deploy application code to the target Apache TomcatServers and worked on continuous integration servers like Jenkins.
• Developed a production-level cloud-based architecture in AWS, including creating machine Images like AMI.
• Involved in creating EC2instances, installed required configurations and applications on it, and created S3 buckets for storing object level data into it.
• Involved in creating resources stack on AWS EC2 using Cloud Formation by writing Template files.
• Used Docker for creating Docker images for launching containers on AWS EC2 and Expert in using Docker for Environment provision solution.
• Worked on integrating Spring with the Elasticsearch and developed API's to read and publish data from Elasticsearch cluster using native Java transport client as well as REST client.
• Worked on developing Restful endpoints to cache application specific data in in-memory data clusters like REDIS and exposed them with Restful endpoints.
• Used Swagger specification for documenting RESTAPI’s which exposes description of a RESTFUL web services to different clients.
• Worked in Agile TDD environment using SDLC tools like SVN, Jira, Jenkins, Maven for build packaging and deployments of the application components.
• Used Spring Tool Suite(STS) as an IDE for Application Development

Environment: Agile methodology, Java 1.8, HTML5, CSS3, JavaScript, AngularJS, STS, J2EE, Hibernate, Spring framework modules, JSP, Oracle, MongoDB, MVC, Jira, Jenkins, JUnit, Maven, JAX-RS, Log4J, Apache Tomcat, Spring Boot, Micro services, AWS, Elastic Bean stack, Spring Batch, Docker, Elastic search, STS, Tortoise SVN.

Confidential

Java/J2EE 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 front-end content using HTML5, CSS3, JSP, jQuery,Bootstrap and NodeJS.
• Developed Single page application and structured the JavaScript code using AngularJS.
• Expertise in designing, developing, testing & deploying J2EE Applications using Servlets , JSPs , EJBs , Web Services.
• Maintained Interface compatibility and concurrency in the project using Java 1.8 new features like Lambdaexpressions, default, static methods and ConcurrencyAPI.
• Developed the business layer components as Stateless Session Beans based on EJB API.
• Developed Angular 2.0 custom directives and used Routes and Factory validations in Angular.
• Designed, built, and deployed a multitude application utilizing almost all of AWS stack (Including EC2, S3,Dynamo DB, SQS and EMR ), focusing on high-availability, fault tolerance, and auto-scaling.
• Integrated Open stack API with Amazon EC2 cloud-based architecture in AWS . Having experience with Cloud Computing environment and Utilized Amazon Web Services ( AWS ) EC2 to deploy Docker containers.
• Developed RESTful Web services for transmission of data in JSON format.
• Developed the application with various Spring Framework modules like Spring IOC, Spring AOP, SpringBoot, Spring Security, and Spring Batch.
• Used Spring MVC framework 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 customer log data and transactions details.
• Developed the persistence layer using Hibernate Framework by configuring the various mappings in Hibernate files and created DAO layer.
• Designed and integrated the full-scale Hibernate persistence solution with the application architecture.
• Worked on RESTful Web services as well as Node Rest framework for backend services used Mongo DB (NoSQL) for database services and RESTful web services using Jersey for JAX-RS implementation.
• Demonstrate exposure with Continuous Integration, Continuous Deployment to DevOpsCI/CD tool Methodologies.
• Designed and developed Middle-tier components for company's object framework using best practices and design Patterns and used in Model-View-Controller (MVC).
• Secured the API's by implementing Oauth2 token-based authentication/authorization scheme using Spring Security.
• Create and configured the continuous delivery pipelines for deploying Micro Services by using Jenkins.
• Installed, monitored and maintained the development infrastructure including JIRA.
• Worked on Log4J to validate functionalities and Mockito framework JUnit for Unit testing and executed TDD framework.
• Used Git to maintain the version of the files and took the responsibility to do the code merges and creating new branch when new feature implementation starts.
• Used Maven as build automation tool for deploying the project on WebSphere Application Server.

Environment: Agile Methodology, Java 1.8, J2EE, HTML5, CSS3, jQuery, Ajax, Rest API, Bootstrap, JavaScript, AngularJS, JSP, NodeJS, Hibernate, Spring Framework, Spring MVC, Spring IOC, Spring boot, spring security, OAuth, JAX-RS, GIT, JUnit, Maven, Restful, Amazon Web Services (AWS), EJB’s, Micro Services, Mongo DB, WebSphere, JIRA, Jenkins, Spring Tool Suite, Devops (CICD).

Confidential

Java/J2EE Developer

Responsibilities:

• Involved in various phases of Software Development Life Cycle (SDLC) such as requirements gathering, modelling, analysis, design, development, testing, and monitoring.
• Involved in the front end using JSP, HTML, CSS, JavaScript and JQuery.
• Developed GUI using SWT/RCP technology.
• Experience in working with different plug-ins of Eclipse RCP.
• Developed different GUI screens using widgets like Tree and Table form in Eclipse SWT/RCP.
• Developed perspective to show different views together in RCP.
• Developed Menus and views using Extension point in RCP.
• Implemented MVC architecture using JSP, Spring, Hibernate and used Spring Framework to initialize managed beans and services.
• Involved in development of Agent Verification System using Spring MVC framework.
• Used Spring Inheritance to develop beans from already developed parent beans.
• Used Spring AOP for logging, auditing, and transaction management to distinguish business logic from the cross-cutting concerns.
• Used Spring Security for Authentication and Authorization of the application.
• Created data model and generated Hibernate mappings and domain objects using Hibernate tools.
• Interfaced with the My SQL back-end database by integrating Springwith Hibernate.
• Extensively used hibernate named queries, criteria queries, Hibernate Query Language (HQL) and Optimistic Locking and Caching to process the data from the database.
• Developed Unit /Integration test cases using JUnit.
• Used Gradle tool for building and deploying the Web applications in Web Logic Server.
• Used JIRA tool for tracking stories progress and follow agile methodology.
• Used logging techniques provided by Log4J tool for efficient logging and debugging.
• Developed the application using Eclipse as the IDE and used its features for editing, debugging, compiling, formatting, build automation and version control (SVN).
• Involved in Maintenance and Enhancements for the project.

Environment: Java, J2EE,HTML, CSS, JavaScript, JQuery, Struts, Spring IOC, Spring MVC, Spring AOP, JDBC, Hibernate, My SQL, HQL, SQL, JUnit, Gradle, JIRA, Log4J, Eclipse, SVN, Sybase, RCP and Web Logic Server, UCM, SVN, LDAP, Windows XP, UNIX, UML, Rational Clear Case, Clear Quest, Apache Tomcat, Web logic Server 10.3.

Confidential

Java Developer

Responsibilities:

• Captured all the functional and technical requirements of the Supply Chain Management System.
• Was involved in the preparation of the software requirements and design document (SRS & SDS).
• Adapted Java Design Patterns DAO, Value Objects and Session Facade to develop business components.
• Developed class diagrams and Sequence diagrams using UML.
• Defined the detailed application and database design.
• Involved in collecting requirements from Business Users, Data Modeling, Designing and Developing Tools using J2EE, Java, JSP, EJB, and Servlets.
• Developed the GUI using HTML, CSS and JSP, AJAX and JQuery.
• Developed user interface using Javascript, HTML, CSS, JQuery to speed the application.
• Front end validations are written using JavaScript.
• Java Servlets were used as the common gateway interface between the client and server.
• Java Beans were used to handle business logic as a Model and Servlets to control the flow of application as Controller.
• Writing database queries on Oracle and Involved in the JDBC queries as part of implementation.
• Used WebSphere Application server to deploy the applications.
• Performed Unit Testing using JUnit.
• Provided a User Manual and User Training on the new system to ease them into the new system.
• Used CVS as a version control tool.

Environment: JDK, J2EE, Java, HTML, CSS, JSP, JavaScript, AJAX, JQuery, EJB, Servlets, MVC Architecture, JDBC, Oracle, WebSphere, JUnit, CVS, Eclipse, Linux, Design Patterns, UML.

Confidential

Jr. JAVA Developer

Responsibilities:

• Involved in understanding and analyzing the requirements of the project.
• Followed Waterfall Methodology to implement the features.
• Used Java JDK features to implement the functionalities.
• Designed and developed the User Interface using HTML, JavaScript, AJAX and CSS.
• Implemented Struts MVC design pattern and front controller pattern.
• Developed Action Class components for performing business process execution and involved in configuration of struts configuration specific xml file.
• Created and handled Custom-Exceptions that are related to business operations. Created child Threads to improve the performance by running some independent tasks at background.
• Developed Server-Side components for the business services for creating Items, BOM, Sourcing Rules, and substitute.
• Used Log4j for logging purposes during the development of the application.
• Used JDBC to interact with the underlying MySQL Database.
• Extensively worked on SQL for writing complex queries in the business logic layer.
• Deployed Applications on Apache Tomcat Server and used CVS as the version control manager.
• Used Mantis for tracking the issues and for enhancements of any features.
• Used Eclipse IDE to integrate the different frameworks to build the overall application.

Environment: Java, JDBC, JDK, Servlets, Struts, JSP, Hibernate, Java Mail API, AJAX, HTML, XML, ANT, Log4J, CVS, RAD, Putty, MySQL, Mantis, Apache Tomcat, Eclipse IDE, Waterfall Methodology.