SUMMARY

• Having 8+ years of extensive IT experience in all phases of Software Development Life Cycle (SDLC) which includes developing, 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 Agile Methodology, Waterfall Methodology and Test-Driven Development approach.
• Proficient in developing the application by implementing the Object-Oriented Principles and Core Java Concepts like Collections, Exception Handling and Multi-threading.
• Hands on experience with Java8 features like Lambda expressions and Stream API for Bulk data operations on Collections which would increase the performance of the Application.
• Proficient in developing the enterprise application with Servlets, Struts, Spring Framework modules like Spring IOC, Spring MVC (Model View Controller), Spring AOP, Spring Boot, Spring Security, Spring Data, Spring Integration and ORM Frameworks like Hibernate.
• Experience in Analysis, Design, Development, Implementation and Maintenance of applications using Java/J2EE Technologies likeServlets, JSPs, Hibernate, Spring DI, Struts and JPAwith knowledge of SDLC concepts.
• Excellent experience in developing RESTful Services and SOAP based Web Services.
• Expertise in developing SOAP based Web Services with WSDL, UDDI, XML, JAX-WS, JAXB, JAX-RPC and Apache Axis.
• Expertise in XML technologies such as XSL, XSLT, XML schemas, XPath, XForms, XSL-FO and parsers like SAX and DOM.
• Solid understanding of Service Oriented Architecture (SOA) and Micro Services Architecture.
• Hands on experience in migrating existing Java applications in AWS cloud and worked on performance and cost efficient solutions in AWS cloud to suit application specific needs.
• Experience in working with Amazon Web Services Elastic Bean Stalk like EC2, SQS, S3, Lambda, Elastic Search, Dynamo DB, Elastic Load Balancer (ELB) and Docker Container.
• Experience in developing cloud based application using Amazon Web Services, Pivotal Cloud Foundry and Spring Cloud.
• Good understanding on Migrating applications to Google Cloud Platform, Off site disaster recovery and archival with Google Cloud Platform, Hybrid architectures and multi cloud deployments.
• Experience in Design, support and maintain the Splunk infrastructure in a highly available configuration.
• Strong MySQL and MongoDB administration skills inUnix, LinuxandWindows.
• Experience using Hibernate for mapping Java classes with database and using Criteria API and Hibernate Query Language (HQL).
• Experienced with SQL ORACLE, MongoDB, HTML/CSS, Java and JavaScript, JDBC, JNDI, JMS, Hibernate, xml, Unix/Linux,Maven,Git, SPA, Node.js, PostgreSQL,Taglibs
• Experienced in developing front end applications using HTML4/5, XHTML, DHTML, CSS2/3(using SASS and LESS), Bootstrap, Angular JS, Angular and developing dynamic web pages and implementing React JS with Redux and Flux patterns to attain MVC functionality.
• Experience in development, deployment and troubleshooting Web based and enterprise-based applications on Windows, UNIX and Linux platforms.
• Hands on experience with build tools like ANT, Maven and Gradle.
• Extensive experience in using different IDE's like Spring Tool Suite, RAD, Eclipse and IntelliJ.
• Experienced in Splunk Log Management Creating dashboards, monitoring, reporting, Email Notification to Users for threshold limit. Experience working in Kafka and Camel, with in-depth understanding of Scala.
• Experience in using various version control tools like Visual Source Safe, IBM Clear Case, SVN, CVS and Git.
• Experience as a Production Support and technical support for complex/ critical applications and coordinated with other teams to resolve end-user issues promptly.
• Excellent written and verbal communication skills, Analytical, Problem Solving skills, strict attention to detail and ability to work independently and cross functional team environments.
• Good understanding of Business workflow, Business logic and Business methods for further implementation of user requirement in a distributed application environment.

TECHNICAL SKILLS

Languages: C, C++, Java, SQL, PL/SQL/Python,Oracle,HTTP

Enterprise Java: JSP, Servlet, JNDI, JDBC, Log4J API, Java security,React Js,Postman,swagger

Mark-up/XML Technologies: HTML, JavaScript, CSS, JQuery, AngularJS, Angular, Ajax, XML, XSD, XSL/XSLT, SAX/DOM, JSON, DOJO,GCP

Tools: & Framework: Struts, Spring, Spring MVC, Spring Boot, Spring Web Flow, Spring IOC, Spring AOP, Hibernate, Drools,Splunk.

Web services: SOAP, Restful, UDDI, WSDL, JAX-RPC, JAX-RS JAX-WS, Axis2, Micro Services, AWS

Web/App Servers: Web Sphere, Web Logic, Apache Tomcat, JBoss

Database: Oracle, SQL-Server, MySQL server, MongoDB

Development Tools: Eclipse, Spring Tool Suite STS, IntelliJ

O-R mapping: Hibernate, JPA, IBatis

Version Control: GIT, CVS, SVN, Rational Clear Case

Testing Tools/ Others: JUnit, SoapUI, Putty, WinSCP, Mockito

OS & Environment: Windows, UNIX, Linux

Design Patterns: MVC, Front Controller, Singleton, Business Delegate and DAO patterns

PROFESSIONAL EXPERIENCE

Confidential, San Diego, CA

Full Stack Developer

Responsibilities:

• Involved in various phases of Software Development Life Cycle (SDLC) of the application like Requirement gathering, Design, Analysis and Code development
• Developed Front-End UI technologies like HTML5, CSS3, jQuery, PHP, JSON, AJAX, Angular, Bootstrap, Tag Libraries, JSTL, and Type Script.
• Maintained Interface compatibility and concurrency in the project using Java 1.8 new features like Lambda expressions, default, static methods and Concurrency API.
• Experience in handling, configuration and administration of databases likeMySQLand NoSQL databases likeMongoDBand Cassandra.
• Strong MySQL and MongoDB administration skills inUNIX, LinuxandWindows.
• Experience in upgrading different databases and alsomigration of dataamong multiple databases.
• Developed Angular 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.
• Utilized Amazon Web Services (AWS) EC2 to deployDocker containers.
• Designed and developed Micro Services business components using Spring Boot.
• Developed some front end applications based on online transaction.
• Experience in Design, support and maintain the Splunk infrastructure in a highly available configuration.
• Developed REST API's using Spring MVC and Spring boot, hosted all micro services on PCF .
• Developed RESTful Web services for transmission of data in JSON format.
• Experienced in APL tools like POSTMAN and Swagger.
• Developed the application with various Spring Framework modules like Spring IOC, Spring AOP, Spring Boot, Spring Security, and Spring Batch.
• Experience in IT industry as Engineerwith proven expertise inAutomation, Build/Release EngineeringandSoftware developmentinvolving cloud computing platforms likeAmazon Web Services (AWS), AzureandGoogle Cloud (GCP).
• Experience in Designing, Architecting and implementing scalable cloud-based web applications usingAWSandGCP.
• Developed the application with the web pages with Angular and Angular JS in scrolling features
• 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. wrote SQL queries, functions, triggers and stored procedures for PL/SQL and HQL (Hibernate Query Language).
• Implemented Kafka producer and consumer applications with help of the zookeeper and retrieved log messages using Kafka. APACHE KAFKA messaging queues are used for automatic transfer of messages between sender and listener.
• Developing Spring Boot application using Micro Services architecture with Spring Eureka to maintain small and lightweight services and communication between these services are done by using API routes for the entire cluster.
• Designed and integrated the full-scale Hibernate persistence solution with the application architecture.
• Implemented modules into NodeJS to integrate with designs and requirements and used NodeJS Express Framework.
• Good understanding in core tenants to be considered when designing & deploying to a cloud.
• Experience in identifying the appropriate Google Cloud Platform products to use for popular architectural patterns.
• Good understanding on Migrating applications to Google Cloud Platform, off site disaster recovery and archival with Google Cloud Platform, Hybrid architectures and multi cloud deployments.
• Develop software that takes in API files and interacts with back-end databases
• Developed custom general use modules and components extending the elements and modules of core AngularJS, writes non-blocking code using advanced techniques such as multi-threading, JavaScript dependency management
• Worked onRESTfulWeb services as well as NodeRestframework 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 DevOps CI/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).

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, spring Eureka, OAuth, JAX-RS, GIT, JUnit, Maven, Restful, Amazon Web Services (AWS), Micro Services, Mongo DB, WebSphere, JIRA, Jenkins, Spring Tool Suite, DevOps (CICD).

Confidential, Springfield, MO

Java Full Stack Developer

Responsibilities:

• Used Hibernate, ORM solution, technique of mapping data representation from MVC model to Oracle Relational data model with an SQL-based schema.
• Used JavaScript, JQuery, AngularJS, Node JS and AJAX technologies for front end user input validations and Restful web service calls.
• Experience in design development of SOA solutions usingOracle MiddlewareusingBPEL, OSB, and SOAPUI.
• Designed front-end presentation logic using JSP, HTML5, CSS3 and Strut tags.
• Implemented modules into NodeJS to integrate with designs and requirements and used NodeJS Express Framework.
• Used JQuery and JSF validation framework for front end validations.
• Created a Single Page Application (SPA) using AngularJS as framework, to bind data with specific views and to synchronize data with server.
• Experience with Cloud technologies such as Azure, AWS, or Google Cloud.
• Designed front end using HTML 5, CSS3, JQuery, Bootstrap and Angular JS
• System builds using Spring Model View Controller (MVC) architecture.
• RESTful web services using Jersey for JAX-RS implementation.
• Designed, configured and deployed Amazon Web Services (AWS) for a multitude of applications utilizing the Amazon cloud formation.
• Implemented pre-authentication framework (Spring Security) for authentication and authorization.
• Used spring framework including spring core /IOC, Spring Web, Spring Security, Spring IOC, Spring Annotations, Spring AOP, Spring Transactions.
• Worked on build/deploy tools such asJenkins, Docker for Continuous Integration & Deployment for Micro services.
• Used a highly durable messaging system calledApache Kafkafor asynchronous exchange of vital information between multiple business applications.
• Used aMicroservicearchitecture, with Spring Boot-basedservicesinteracting through a combination of REST and MQ to deploy Identitymicroservicesand Micro Components.
• Involved in all the phases of SDLC including Requirements Collection, Design & Analysis of the Customer Specifications, Development and Customization of the Application.
• Written SQL Queries and stored procedures to interact with Oracle DB.
• MicroServiceswere being used as a strategy to gradually replace a core monolithic application while still adding business features.
• Good experience in writing and modifying SQL LOADER, PL/SQL codes including Packages, Materialize Views, Nested tables, Triggers, and Functions.
• Solid experience in writing SQL, stored procedures, proficient in SQL query performance.
• Configured Data Sources for the Oracle database system using IBM WebSphere.
• Developed JUnit test cases for elements, web beans, handlers and view helper classes.
• Focused on Test Driven Development thereby creating detailed JUnit tests for every single piece of functionality before actually writing the functionality.
• Used SVN for version control tool and Spring Tool Suite (STS) for IDE.
• Used Tortoise SVN to maintain the version of files and took the responsibility to do the code merges from branch to trunk and creating new branch when new feature implementation starts.
• Used Maven as build automation tool for deploying the project on Apache Tomcat Server.
• Configured and customized logs using Log4J.
• Actively participated in the daily SCRUM meetings to produce quality deliverables.
• Performed the technical design reviews and code reviews.
• Coordinated with Business Analyst, Architecture and QA team to ensure the quality and success for each iteration tasks.
• Design, develop and test ofSOAservices usingSOA/ Web Service / Oracle Fusion Middleware

Environment: Java, J2EE, HTML, CSS, JavaScript, Servlets, JSP, XML, Hibernate, Spring, Spring Framework, Spring Boot, Spring Security, Spring MVC, Tortoise SVN, JDBC, Maven, Tomcat Server, JMS, AngularJS, AJAX, AWS, SOA, Soap, Restful, WSDL, JIRA, Log4J, JUnit, Linux, STS, Oracle, Agile Methodology.

Confidential

Java Full Stack Developer

Responsibilities:

• Involved in design, development, testing and implementation of the process systems, working on iterative life cycles business requirements, and creating Detail Design Document.
• Usingagilemethodologies to plan work for every iteration and used continuous integration tool to make the build passes before deploying the code to other environments.
• Web application development for backend using ReactJs with cutting edge HTML and CSS3techniques.
• Implemented Single Page Design and customized directive and filter criteria by using React JS.
• Modified existing applications to a suite of micro services and all micro services to facilitate deployment using Spring Boot and Junit and Power Mock frameworks for unit testing.
• Developed code for Responsive web design in JavaScript usingReactJs.
• Involved in daily SCRUM meetings to keep track of the project status.
• Developed various single page applications (SPA) using ReactJs and used various predefined components from NPM (Node Package Manager) and redux library.
• Developed crypto rest services using Nodejs and integrated services with HSM (Hardware Security Module).
• Implemented HTTP REST API using NodeJS and ExpressJS and extensively tested RESTful services using POSTMAN.
• Implemented modules into NodeJS to integrate with designs and requirements and used NodeJS Express Framework.
• Developed an application were involved in design changes using HTML5, CSS3 and fraction of JavaScript.
• Worked extensively to achieve DOM Show, Hide elements and Event Handling using Angular JS.
• Used Spring MVC and Dependency Injection for handling presentation and business logic.
• Implemented persistence framework using Hibernate & Handled Transaction Management using the provided data source.
• Involved in migrating monolithic application in Micro Service Architecture and Developed Micro-services usingPivotal Cloud Foundryplatform build upon Spring Boot Services.
• Responsible for designing Hibernate mapping files based on business logic and Object relationships.
• Established Database Connectivity using JPA, Hibernate O/R mapping with Spring Data ORM for Oracle.
• 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, i2ntegrity 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.
• 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.
• Used Jenkins as build management tool for continuous integration process and GitHub 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.

Environment: Java, J2EE, HTML, CSS, JavaScript, JQuery, ReactJS, Node JS, JSP, JSTL, spring (IOC, MVC, Security), Hibernate, XML, XSD, SOAP UI, Web Services, Restful, SOAP, JAX-RS, JAX-WS, WSDL, JUnit, Web Logic, Jenkins.

Confidential

Java Developer

Responsibilities:

• Extensively used UML and Rational Rose for designing to develop various use cases, class diagrams and sequence diagrams. In Phase Two, worked closely with theBack-End teamto display data using theCustom Components, library Components.
• Optimizedanimation logicwith optimistic functions to increase performance in rendering.
• Worked with backend engineers to optimize existingAPI callsto create efficiencies by deprecating unneededAPI calls. UsedObject Oriented Programmingconcepts to developcomponents that could be reused across theapplication.
• Modified existing applications to a suite of micro services and all micro services to facilitate deployment using Spring Boot and Junit and Power Mock frameworks for unit testing
• Extensively usedGitfor version controlling and regularly pushed the code toGitHub.
• UsedJIRAas the bug tracking system to track and maintain the history ofbugs/issueson everyday basis.
• Interacted withTesting Team,Scrum MastersandBusiness Analystsfor fixing of IssuesUsed JavaScript for client-side validations, and AJAX to create interactive front-end GUI.
• Moving existing monolithic architecture to micro services and migrating them to AWS cloud
• Developed application using Spring MVC architecture.
• Developed custom tags for table utility component.
• Used various Java, J2EE APIs including JDBC, XML, Servlets and JSP.
• Designed and implemented the UI using Java, HTML, JSP and JavaScript.
• Designed and developed web pages using Servlets and JSPs and also used XML/XSL/XSLT as repository.
• Involved in Java application testing and maintenance in development and production.
• Involved in developing the customer form data tables. Maintaining the customer support and customer data from database tables in MySQL database.
• Involved in mentoring specific projects in application of the new SDLC based on the Agile Unified Process, especially from the project management, requirements and architecture perspectives.
• Designed and developed Views, Model and Controller components implementing MVC Framework.

Environment: JDK 1.6, J2EE, JDBC, Servlets, JSP, XML, XSL, CSS, HTML, DHTML, Java Script, UML, Eclipse 3.0, Tomcat 4.1, MySQL.