| | | 20,000+ Fresh Resumes Monthly | |
|
|
| |
Click here or scroll down to respond to this candidateCandidate's Name
[Lead Java Developer]Phone: PHONE NUMBER AVAILABLEEmail: EMAIL AVAILABLEPROFESSIONAL SUMMARY:15+ years of experience in designing, developing, and implementing software applications using Java and J2EE technologies. Having good experience in the Information Technology Industry and also healthy participation in all phases of the Software Development Life Cycle SDLC, including analysis, design, and coding.Extensive knowledge of XML-based standards and protocols such as WSDL and SOAP, Service Oriented Architecture SOA, development of XSD schemas, and implementation of both SOAP and REST web services.Over 10+ years of professional experience as a highly skilled data scientist, Machine Learning, Generative Artificial Intelligence (Generative AI), Software Development, leveraging advanced technologies and Google Analytics to extract valuable insights from complex datasets.Good knowledge and experience with multiple Servers like IBM Web Sphere, IBM Web Sphere ESB Enterprise Service Bus, Web Logic server, Apache Tomcat, and JBoss.Extensive experience in using various UML, Rational Rose, design patterns, and industry best practices such as MVC Model-View-Controller, Singleton, Facade, Factory, DAO, DTO, and singleton.Experience in Software Development Life Cycle - SDLC Analysis, Design, Development and Testing, requirement gathering, client interaction, Drools, and Blaze rule engine, JSF, JUnit, and Log4jStrong experience in UNIX and Shell scripting.Expertise with the tools in Hadoop Ecosystem including Pig, Hive, HDFS, MapReduce, Sqoop, Storm, Spark, Kafka, Yarn, Oozie, and Zookeeper.Expertise in Natural Language Processing / NLP, Generative Artificial Intelligence (generative AI), Deep Learning, Building Data Pipelines, Data Visualization, and Predictive Modeling.Good documentation skills on both functional and business requirements.Expertise in Distributed and Web environments, focused on JAVA Technologies Java collections, Threads, J2SE, JDBC, Struts, Spring, and Hibernate Framework.Closely worked with Release Management Team in doing builds and deploying code into various environments like DEV/QA/SIT/UAT/Prod.Exploring with the Spark for improving the performance and optimization of the existing algorithms in Hadoop using Spark Context, Spark-SQL, Data Frame, Pair RDD's, Spark YARN.Proficient in RDBMS concepts and experience in working with Oracle 9i/10g/11g, DB2, and MY SQL PL/SQL, SQL Plus, Database triggers, Procedures, Functions.Extensive experience in working with IDE tools like Eclipse, NetBeans, RAD, and WID Web Sphere Integration Designer.Expertise in Web-Development technologies like Servlets, JSP, JSTL, HTML, JavaScript, CSS, XML, XSL/XSLT, AJAX, and JQuery.Extensively experienced in Middle Tier Development using Servlets, JSPs, and EJB.Experience in Pair Programming, Test Driven Development, Waterfall model, and Agile methodologies like SCRUM and KANBAN.Good knowledge and hands-on experience in MVC Struts 1.x, Spring 2.x and ORM Hibernate 3.0 frameworks.Developed web-based enterprise applications using core Java, J2EE, Servlets, JSP, JMS, JDBC, Hibernate, Web Services (SOAP and REST), MVC framework, SQL, and Object-Oriented Programming techniques.Proficient in implementation of frameworks like Spring (Spring MVC, Spring Web Flow, Spring IOC, Spring Boot), AJAX, and ORM frameworks like Hibernate.Extensive experience working with RDBMS such as MySQL, DB2, and Oracle.Knowledge in working with the NoSQL Database like Cassandra DB.Experience in developing the Validations using Struts Validation Framework, Quick Rules and Drools Tool.Expertise at JDBC API for connection and access to databases.Expertise in Creating Hibernate configuration files, Hibernate Mapping files, and defined persistence classes to persist the data into Oracle Database.Experience in manipulating streaming data to clusters through Kafka and Spark-Streaming.Proficient using Java 1.8, Java 11 features such as Lambda expressions, Streams, functional interfaces, Data Structures, Transaction Management, Algorithms, Multi-Threading, Concurrency, Asynchronous processing.TECHNICAL SKILLS:Programming LanguagesJava, C, PL/SQL, Python, Type script, JavaScript, PHP, C#, C++J2EE TechnologiesJSP, JSTL, Servlets, JDBC, Java Beans XSD, JAX-RS, JAX-WS, SOAP, WSDL, Axis, Apache CXF, Adobe Flex, Java Security, Hibernate, JPA.Web TechnologiesHTML, DHTML, JavaScript, AJAX, Bootstrap, jQuery, XML, XSLT, XSL, CSS, JSON, Node Js, Angular Framework, VueJSWeb service FrameworksSpring, Hibernate, Struts, Spring MVC, Spring IOC, Spring Boot, Spring AOP, Spring Web Flow, JSF, Log 4J, JunitWeb ServicesSOAP, Microservices, JAX-RPC, WSDL, JAX-RS JAX-WS, UDDI, JAX-B, CFX, Restful.Design PatternsSingleton, Business Delegate, Data Transfer Object, Faade, Data Access Object, MVC, FilterDatabasesOracle, SQL Server, DB2, MySQL, Postgres SQL, Mongo DB, CassandraWeb/Application ServersApache Tomcat, IBM WebSphere, Web logic Application server, JBOSS, Camel.Build ScriptsJenkins, Groovy, Gradle, Ant, MavenBig Data and HadoopConfidential Map-Reduce, Pig, Pigeon, Hive, Sqoop, Flume, ESRI Hadoop, HDFS, Storm, Spark, Kafka, Yarn, Oozie, Zookeeper and ESRI Geometry API for big data.Testing ToolsJUnit, Drools, Log4J, Mock Framework, Cucumber, Selenium, JUnit, SoapUI, Putty, MockitoMethodologiesAgile, Waterfall, ScrumVersion Control/ToolsGIT, SVN, Eclipse, IntelliJ, Spring Tool Suite (STS), NetBeansCloud Technologies, DevOps Tools & OtherAWS (ECS, EC2, S3 Bucket, SNS, AWS cloud watch, AWS Lambda, CLI, CFT), Azure (Pivotal Cloud Foundry - PCF), Docker, JIRAPROFESSIONAL EXPERIENCEThe Home Depot, GAAug 2020 Till dateLead Java DeveloperResponsibilities:Actively involved in gathering requirements from the users followed by analysis and design of the system to meet the requirements.Designed and implemented Chatbot for Customer interaction with Generative Artificial Intelligence / Generative AI technologies, NLP and large language Models (LLM ) tool LangChain.Contributed to the Generative Artificial Intelligence / generative AI and data science community, sharing best practices and insights with other data scientists, Artificial Intelligence Engineer, and collaborating on open-source projects, particularly within the Microsoft ecosystem.Worked on custom tag libraries and Java beans.Used Java script and struts validation framework for performing front end validationsUsed struts tag libraries like HTML, bean, and logic in the JSP pages. Used HTML form tag for auto-populating of related Action Form as specified in the action mapping.Developed internationalized JSP pages using resource bundles, Struts framework for the presentation tier, and flow control.Integrated JPA persistence using Hibernate in order to save the current state of the drools knowledge session using the Spring Framework integration.Developing front end website architecture using VueJSInvolved closely with developers in Development of UI modules using HTML, JSP, JavaScript and CSS.Designed, developed, tested, integrated, and deployed large numbers of complex rules in rule flows, Drools Fusion and Drools CEP.Designed and Developed Java Business Object Model BOMImplemented a highly-scalable vertical and horizontal, performance efficient Drools architecture.Developed a Micro Service Oriented application with React JS in the front end and Spring Boot services.Consumed rest APIs and wrote source code so it could be used for the Kafka Streaming program.Modified Hibernate config.xml to successfully connect to the database.Coached teams to develop JIRA/Confluence integration using Agile best practices, techniques, microservice orchestration, API orchestration and frameworks such as Scrum, XP, and Kanban to reduce the gap between theory and practiceInstalled and configured JBOSS/Drools server with MySQL/Oracle persistence. Extracted rules data from the database and decision tables.Worked on responsive design and development using React Flexbox Grid that work on desktops, tablets, and mobiles.Implementing Spark using Scala and Spark SQL for faster testing and processing of data responsible to manage data from various sources.Developed responsive client-side application to integrate with server side using JavaScript, jQuery, AngularJS, Node. js, Vue . js and Bootstrap.Developed the server side GraphQL Core API layer to server multiple mobile and web clients.Designed and developed struts framework applicationsIntegrated JPA persistence using Hibernate in order to save the current state of the drools knowledge session using the Spring Framework integration.Installed and configured JBOSS/Drools server with MySQL/Oracle persistence. Extracted rules data from the database and decision tables.Implemented SOAP UI tool to test SOAP based architecture application to test SOAP services and RESTAPI.Used rally for task allocation and status tracking as per Agile environment.Wrote unit test cases for active tasks in Rally.Developed and deployed SOAP Web Services on WebLogic Application Server.Environment: Struts 2, JSP, JBOSS, DROOLS, CSS, Spring, RestFul/SOAP, Servlets, vue.js,HTML, Kafka, Spark, Hadoop, Hibernate, MyEclipse10, Angular.js, GraphQL, CVS, UML, JavaScript, Microsoft SQL, jUnit, Custom Tag Libraries, Unit tests, CSSHumana, Irving, TXJan 2019 to July 2020Sr. Java DeveloperResponsibilities:Involved in Analysis, Planning, Development, and Test Scripts development.Involved in integrating Spring Framework with Struts Framework.Developing Generative Artificial Intelligence (Generative AI), machine learning and statistical models to support financial decision-making, such as predicting stock prices or identifying investment opportunities using Artificial Intelligence and ML Flow.Developed the Chatbot for Investment Assistance with Generative Artificial Intelligence (Generative AI) and Natural Language Processing (NLP) using Own Large Language Model (LLM).Fine-tune the Generative Artificial Intelligence (Generative AI) model using preprocessed data to enhance its accuracy.Developed several new functionalities using Struts Framework 2. x, jQuery, and JavaScript.Worked with JSP, Servlets, JSF, JSTL/EL.Worked with JDBC and Hibernate.Worked with Blaze Advisor using Blaze IDE, developed templates and providers, and web-based rules maintenance applications. Deployed the drools rules as a service in J2EE stack environment, and maintained multiple existing projects including rules entry through RMA/ Blaze IDE.Wrote Drool rules in both rule flow and drools fusion for fetching the rule data from the database.Implemented the validation framework using Drools to extend clientWrote Drool rules in both rule flow and drools fusion for fetching the rule data from the database.Developed application using ADO.NET, ORM, VB. Net component for database access.Configured and Maintained Subversion version control.Implemented Data Access Object and MVC design patterns.Experience working in Agile Methodology.Deployed the drools rules as a service in the J2EE stack environment.Worked with both SOAP and Restful web Services.Worked with Complex SQL queries, Functions, and Stored Procedures.Developed Test Scripts using JUnit and JMockit.Use of core java, which includes Generics and Annotations.Involved in refactoring the existing code.Implemented Struts and J2EE Design Patterns like MVC, Spring Rest API, DAO, Singleton, and DTO Design patterns.Developed Applications using Rule Engines, Drools. Explored Drools modules such as Drools Expert, Drools Fusion, and Drools Flow, which adds event processing capabilities to the platformCreated and developed Scala microservices as well as communication protocol between new services and existing services.Used Spark streaming with Scala to consume real-time data from the Kafka cluster and run several arbitrations.Engage intensively with cloud aficionados and software developers to meld the Generative Artificial Intelligence (Generative AI) model with cloud-based solutions via APIs.Responsible for implementation of java integration components for JBPM and DROOLs.Developed Single page application and structured the JavaScript code using Angular, vue.js.Designed user interface using ASP.NET, HTML, CSS, JavaScript, jQuery and Photoshop.Developed Web Services using XML messages that use SOAP.Developed Spring Configuration file to define a data source, beans, and Hibernate properties.Used PL/SQL for queries and stored procedures in ORACLE as the backend RDBMS.Experience in using WebSphere Application Server to Deploy Applications.Environment: Struts 1.x/2.x, Spring 2.0, J2SE 1.6, JEE 6, DROOLS, JSP 2.1, J2EE Design Patterns, HTML 5, JavaScript, JSF, jQuery 1.6/1.7, jQuery UI, XML, Servlets 2.5, Spark, Kafka, WSDL, JUnit, JMockit, CSS, AJAX, Apache 2.0, Tomcat 5.5, Oracle 9i/10g, Oracle Application ServerMorgan Stanley, New York, NYOct 2017 Dec 2018Sr. Java DeveloperResponsibilities:Actively participated in all Agile meetings like Daily Standup, Iteration Planning, Pre-Estimation, Code Review, and Show/Tell Meeting.Developed User-friendly Interfaces using React, Redux, Bootstrap, JQuery, Gulp, HTML5, SASS, CSS3, and ES6.Developed React components to implement various feature-specific modules in the application and worked with a team to move existing web apps to React with ES6 Features.Configured Redux store in the application, created actions reducer functions, and used Redux-thunk to make REST calls and took part in developing unit test cases in the application using JEST, Enzyme, and Nock.Used React data grid to develop tabular views in the application and used react data components to implement pagination.Developed Applications using Rule Engines, Drools. Explored Drools modules such as Drools Expert, Drools Fusion, and Drools Flow, which adds event processing capabilities to the platform.Used React lazy load to load the components lazily to improve the performance of the views in the application.Developed UML Diagrams for Object Oriented Design: Use Cases, Sequence Diagrams, and Class Diagrams using Rational Rose.Developed REST web services using Spring boot, Hibernate, and Tomcat and took part in deploying the backend to AWS.Developed REST exception handling advice to send proper HTTP error codes to the clients and developed unit test cases to test REST calls using Cucumber, Spring Mock MVC, and TestNG.Developed JMS messaging components to handle asynchronous messaging from queues using Tibco EMS and Spring JMS.Developed changes on Adobe-Flex front-end with changes in business logics on legacy application.Extensively worked on Drools Rules Engine and Expectation Engine for writing Business Rules Validation.Implemented transactions at the service level using Spring transaction management and Hibernate transaction manager.Developed data transformer for change legacy data from Source to avro format and fed into Kafka using Camel.Worked with SQL and search-based data storage. Optimized SQL queries and indexes for SQL Server.Created Jenkins pipeline jobs to perform builds and deployments using Maven to QA and Prod environment.Created AWS cloud formation templates to create the development stack and QA stack and was involved in setting up RDS instance.Environment: Agile, UML, HTML5, CSS3, JavaScript, XML2.0, Spring, DROOLS, Web Services, React JS, Redux, Bootstrap, Gulp, Java SE7, SQL, SQL Server 2012, Tomcat Application Server, Junit, Mockito, Kafka, JQuery, REST, Jenkins, Cucumber2.0.2, Log4J1.2.17, SVN, Atom, ClearQuestClient: CognizantJune 2015 Sep 2017Java DeveloperResponsibilities:Worked in providing solutions for deployed Java products.Maintained server, file transfer protocols, and client interfaces for MTF (Managed File Transfer) Java product.Implemented ORM (object-relational mapping)-based data migration in Java for an upgrade using a second-level database cache library.Designed and developed the application using Java, JEE, Spring, Hibernate, and AJAX.Developed a custom XML schema-based validation engine for server-side validations.Developed user interface using JSP, JavaScript, HTML, CSS, and JSTL.Created custom JSP Tag Libraries for use in JSP pages.Used Microservice architecture with Spring Boot based services interacting through a combination of REST and Apache Kafka message brokers.Designed and developed the End Points (Controllers), Business Layer, DAO Layer using Hibernate/JDBC template, using Spring IoC (Dependency Injection).Created Java utility classes for reuse in various applications.Worked on implementing the business rules using DROOLS 5.4. Created Guided rules, Decision tables in Guvnor.Designing the business process of the application by creating the Rule flow diagrams in DROOLS Workbench.Worked on end to end development of rule engine application invoking Drools rule engine from java application updating backend database with updated facts from the rule engine.Created ANT scripts to build and FTP jar files to various environmentsProvided production support upon roll out to users, resolving technical and functional problems.Designed, implemented, and integrated a single-point Java database session manager with options utilizing database use profiles for fine control.Used Babel as a transpiler, WebPack as the module bundler in React.js and Redux.Design all UI elements, wireframes, and comps with Adobe Photoshop, Illustrator and InDesign.Developed fact classes and rules file in JBoss Drools rule engine to customize EPA emails.Involved in using ReactJS components, Forms, Events, Keys, Router, Animations, and Flux concept.Developed user interface by using the React JS, Flux/Redux for SPA development.Environment: Java, JEE, EJB, Servlet, AJAX, Spring, Hibernate, Spring MVC, Spring IoC Oracle, Drools, JDBC, JSP, JUnit, Ant, JavaScript, Kafka, Web Services, SOAP UI. XML, XSLT, XQuery, web services, SOAP, WSDL, AIX, Windows NT, HTML, EclipseClient: CoreCARD Software Inc, NJAug 12 May 15Java DeveloperResponsibilities:Developed the User Interface Screens for presentation using JSP, HTML, CSS, JavaScript, and AJAX.Designed and developed Struts Action classes and Views using JSP, Struts tag libraries JSTL.Involved in the complete process of Application maintenance support like defects fixing, knowledge sharing, and documentation.Product Inventory functionality Expected Delivery, Goods-In, Goods-Out, etc.Integrate Common Service layer components for web and standalone applications. Hence same business logic components can use by both applications.Used J2EE design patterns like Front Controller, View Helper, Composite View, Dispatcher view, MVC, and DAO.Implement client-side functionality to process RESTful web services and upload data to backend servers that achieve optimal user experience.Experienced in using Spring Core Annotations for Dependency Injection Spring DI and Spring MVC for REST APIs s and Spring Boot for Microservices.Developed CI/CD system with Jenkins on Kubernetes environment.Implemented the validation framework using Drools to extend client Side as well as server side validation of application abandonment rules and policies.Utilized Kubernetes and Docker for the runtime environment for the CI/CD system to Build, Test and Deploy.Used Kafka for Publish/Subscribe pattern in applications dealing with messaging. Implemented Angular 4 component router for navigation and the services to connect the web application to backend APIs.Used various Core Java concepts such as Multi-Threading, Exception Handling, Collection APIs, and Garbage collections for dynamic memory allocation to implement various features and enhancements.Established Database Connectivity using JDBC for MySql.Have also worked on Java 8 along with Cold Fusion.Created tables, triggers, stored procedures, SQL Queries, Joins, and Constraints & Views for the ORACLE database.The features which will convert Quick Rules to Drools, java code to XML code to display the search screens, converted the DB Adapter code to DAO and DAO Generic.Created Single Page Applications with multiple views using route services and developed/tested features in an AGILE environment using Angular 4 and Typescript.Provided solutions to improve performance on multi-threaded processes and control the load on downstream API calls. After which there were no hung threads found in the application server logs.Developed ANT scripts to build and deploy the application in the JBOSS Application Server. Developing test suites in Selenium WebDriver (Java) with TestNG framework in Eclipse IDE Developed the application using SCRUM methodology, participated in Scrum meetings where we would demo all the user stories done during that iteration for final feedback from end-users.Maintained the project using Git and participated in deploying applications using CI-Jenkins.Environment: J2EE, EJB, JSP, Servlets, Struts Framework, Drools, HTML, Javascript, XML, IBM DB2, PL/SQL, J2EE Design Patterns, Kafka.Client: TCSJun 08 July 12Software DeveloperEducation: Bachelor of Science, CS, University of CA, San Diego, Jun 2006 |
