SUMMARY

• Having 9+ years of experience as a Full Stack Developer in the Analysis, Design, Development, Implementation, and Maintenance of applications using Java/ J2EE Technologies such as Servlets, JSPs, Hibernate, Spring DI, Struts and JPA wif noledge of SDLC concepts.
• Extensive experience in Amazon Web Services like EC2, Simple DB, RDS, Elastic Load Balancing, SQS, SNS, AWS Identity and access management, AWS Cloud Watch, Elastic Beanstalk and Cloud Front, Redshift.
• Experience involving configuring S3 versioning and lifecycle policies to backup files and archive files in the glacier.
• Hands - onon experience in AWS infrastructure on various resources IAM, EBS, Security Group and Auto Scaling in Cloud Formation JSON templates and some internet technologies including TCP/IP and HTTP.
• Created Amazon VPC to create a public-facing subnet for web servers wif internet access, backend databases & application servers in a private-facing subnet wif no Internet access.
• Involved wif containerization technologies like Docker and
• Kubernetes.
• Good working Experience in client-side development wif HTML, XHTML, CSS, JavaScript, Angular, ReactJS, jQuery and AJAX.
• Knowledge includes NOSQL databases like Dynamo DB, and Cassandra. Setting up and administering DNS system in AWS cloud using Route53.
• Experienced in working wif big data technologies like Spark Core, Spark HQL, Spark -Streaming, Kafka.
• Experience in Apache Hadoop for storage part in HDFS (Hadoop Distributed File System).
• Has Experience in List Comprehensions and Python inbuilt functions such as Map, Filter and Lambda.
• Excellent noledge of NOSQL on Mongo and Cassandra DB
• Expertise in working wif Spring IOC, Spring MVC, Spring JDBC and Spring AOP
• Developed and deployed Micro Services based applications using Spring Boot and Spring Cloud.
• Installed, Configured and Managed Docker Containers, Docker Images for Web Servers and Applications servers such as Apache, Tomcat using Docker and integrated wif Amazon MySQL RDS database.
• Excellent experience on J2EE design patterns such as Business Delegate, Service Locator, Transfer Object, Data Access Object, Session Facade, Singleton patterns.
• Expertise in front-end development using JSP, JSTL, HTML, DHTML, CSS, JavaScript.
• Developed User Interface in JSP, JavaScript and HTML wif Backbone JS Framework
• Experience in spring modules like MVC, AOP, JDBC, ORM, JMS, and Web Services using Eclipse and STS IDE.
• Involved in the Design, development and testing of web application and integration projects using Object Oriented technologies such as Core Java, J2EE, Struts, JSP, JDBC, Spring Framework, Hibernate, Java Beans, Web Services REST/SOAP, XML,XSLT,XSL, and Ant.
• Experience in using various Web and Application Servers like Apache Tomcat, IBM -Web Sphere process server.
• Good experience wif a NoSQL database.
• Good experience wif web stacks such as Apache, Nginx, Varnish, and Lighted
• Excellent programming experience in Java 8, 11, JDBC, Servlets, JSP.
• Experience in using and implementing design patterns such as Model- View-Control MVC, Data Access Object DAO, Factory, Singleton, and Business Delegate in the development of multi-tier distributed applications.
• Expertise in implementing Web Services using SOAP, WSDL.
• Experience in working wif application servers and web servers such as, IBM Web Sphere and Tomcat
• Expertise in design and development of various web and enterprise applications using J2EE technologies like Servlets, JSP, JDBC, JNDI, EJB, JMS, XML and Web Services.
• Experience in using frameworks and tools like Jakarta Struts, Spring, Hibernate, JPA
• Exposure to Service Oriented Architectures SOA built on Web services WSDL using SOAP protocol.
• Strong in XML and related technologies like XSD, XSL, XSLT and parsers like JAXP SAX, DOM and JAXB.
• Experienced in developing applications using Map Reduce for analyzing wif different file formats.
• Collected data from different sources like web servers and social media using flume for storing in HDFS.
• Ability to import and export data between HDFS and Relational Data Management Systems using Scoop.
• Utilized Log4j logging API framework for logging Java applications for debugging and monitoring purposes.

TECHNICAL SKILLS

Languages: Java, JavaScript, Angular, ReactJS J2SE, J2EE, and SQL. Technologies JDBC, Kafka, Spark, AWS, Azure, Spring, JSP, Servlets, EJB, JMS, C, Unqork.

Application servers: WebLogic, Web Sphere, and Oracle.

Web Servers: Apache Tomcat, JBoss

Operating Systems: Windows 9X/NT/2000/XP/Win 7/8 l, Linux, UNIX.

IDEs: Eclipse, WebLogic, My Eclipse, IntelliJ.

Version Control Systems: ClearCase, GIT

Tools: Clarify Viewer

CRM Technologies: Worker Beans, Load Bean, Save Bean

PROFESSIONAL EXPERIENCE

Java Full Stack Developer

Responsibilities:

• Designed and coded application components in an Agile/ TDD environment utilizing a test driven development and SDET approach and pair-programming along wif team management and JIRA ticket distribution.
• Developed the application using spring framework dat leverages model view layer architecture, also configured Dependency Injection.
• Used Hibernate ORM tools which automate the mapping between SQL databases and objects in Java.
• Extensively used Hibernate in data access layer to access and update information in the database.
• Experience on AWS Deploying, managing and operating scalable, highly available, and fault tolerant systems and managed continuous delivery systems and methodologies on AWS.
• Experience on practical implementation of cloud-specific AWS technologies including IAM, MFA, Elastic Compute Cloud (EC2), Simple Storage Services (S3), Route 53, Cloud Formation, Elastic Bean Stalk, Virtual Private Cloud (VPC), RDS and Cloud Watch.
• Involved in maintaining the user accounts (IAM), RDS, Route 53 services in AWS Cloud.
• Worked on modules dat works on Python framework and build numerous Lambda functions using python and automated the process using the event created.
• Integration of Unqork wif existing module and Azure to go no-code.
• Used ReactJS for rendering the UI and integration on the APIs.
• Design of GUI using Model View Architecture STRUTS Framework.
• Integrated Spring DAO for data access using Hibernate
• Spring Boot services were developed using micro service architecture wif RESTFUL and Apache Kafka.
• Used Kafka and Spark as well for streaming data handling and report generation too.
• Used Jenkins for building, creating snapshots and deploying on servers.
• Created hibernate mapping files to map POJO to DB tables
• Involved in the Development of Spring Framework Controllers
• Developing application using Spring core module and POJO's using Eclipse and worked on Messaging service.
• Designed and developed the XSD for WSDL.
• Developed user interface using JSP, JSP Tag libraries JSTL, HTML, CSS, and JavaScript to simplify the complexities of the application
• Involved in developing the Pig scripts.
• Currently working on fitness tool which aids in Test Driven Development.
• Used JMS for the asynchronous exchange of critical business data and events amongJ2EE components and legacy systems.
• Worked wif Map/Reduce and stream processing e.g. Storm
• Worked wif NoSQL databases such as Cassandra, MongoDB, and Riak.
• Supported and provided important feedback to various development teams wif regard to the grid computing and caching technology.
• Developed User Interface in JSP, JavaScript, and HTML wif Backbone JS Framework
• Designed and developed REST-full style Web Service layer and WSLD.
• Implemented a generic interface to Hibernate criteria API for UI search functionality.
• Developed SQL, PL/SQL, stored procedures along wif Shell Scripting- database application scripts.
• Configured and maintained Jenkins to implement the CI/CD pipeline
• Implemented CI/CD pipeline using Jenkins and extensively worked for End-to-End automation for all build and deployments.
• Installed, Configured and Managed Docker Containers, Docker Images for Web Servers and Application servers such as Apache, and Tomcat using Docker and integrated wif Amazon MySQL RDS database. Experienced and proficient in deploying and administering GIT.
• Deployment of web, enterprise java components, messaging components and multi-threading.
• Developed XML Schemas - XSD, DTD for the validation of XML documents, also used Subversion.
• XML SAX and DOM API, JDOM, and XSLT was used for informative view.
• Used XML web services using SOAP to transfer the amount to the transfer application dat is
• Used SWING for GUI-based coding.

Environment: Java 1.8, J2EE, JSP 2.0, PL/SQL, Spring 2.0, Spring Boot, EJB 2.0, JMS, JNDI, Oracle, XML, DOM, SOAP, JUnit, Apache Camel, WebSphere 8.5, Hibernate 3.0, JDBC, Kafka, MS SQL Server 2012, JESS, REST-full Web service, WebLogic 8, Jboss Drools, SOA Design Patterns, Cassandra, NoSQL, Hadoop.

Confidential, Minneapolis, MN

Sr. Java Developer

Responsibilities:

• Designed, developed, and implemented, several J2EE frameworks like Model View Controller Struts1.1/1.2, Spring, Hibernate, and EJB2.0.
• Used Struts, JSP, JSTL, jQuery libraries, HTML, XML and JavaScript
• Involved in developing the user interface screens for clients used UI development Html5, JS, CSS3.0, Ext.JS 4.1 and JSON.
• Worked on Oracle11g, Created DAO classes dat get connection instances wif Spring JDBC, and Configured JDBC connections.
• Worked wif Microservice architecture using Spring Boot to modularize code and implemented Rest APIs using Spring Rest and integrated Swagger API for documentation.
• Docker was used for container technology here for easy deployment of an application to AWS.
• Enhanced SDLC cycle by using Docker containers delivered wif OpenShift for web application deployment.
• Utilized OpenShift platform in managing Docker containers and Kubernetes Clusters.
• Performed Migration test and use cases for applications to AWS cloud wif public and private IP range to accelerate development productivity by decreasing test-run times.
• Kubernetes we used for maintaining the resource allocation and traffic management for microservices.
• Developed Python code to analyze a network of Fabry-Perot interferometer common volume measurements for the temperature and vector wind values at 250km altitude
• Worked as team lead for website add-on service including HTML5 form validation.
• Collected the logs data from the web servers and integrated it to HDFS using Flume.
• Used Elastic search as the data indexer and query parser
• Involved in importing and exporting the data from RDBMS to HDFS and vice versa using Sqoop.
• Expertise in Unix Administration skills me.e. file system concepts, installations, configuring, and troubleshooting
• IBM Tivoli Usage and Accounting Management Implementation Project
• Implemented AJAX functionality using JQUERY, EXT-JS, JSON and XML.
• Used XSLT to do the transformation changes for the new requirements on the consumer side of web service application
• Proficient in responsive web development using Bootstrap and Media Query. python OO Design code for manufacturing quality, monitoring, logging, and debugging code optimization
• Worked wif Elasticsearch and utilized NOSQL for non-relation data storage and retrieval.
• Setup Zenoss running on Linux for systems and network monitoring.
• Used Java script and AJAX to query the Elastic search indices, format and display the JSON results in a web page using HTML and CSS
• Worked wifin a team writing server-side alarm processor dat filtered alarms using Drools and sent to the proper user's android device.
• Involved in the design and development of web interface using JSP, Servlets, JavaScript and JDBC for administering and managing users and clients.
• Used Amazon Web services AWS to provide a large computing capacity
• Worked on Angular client-side JavaScript framework, or similar Dojo, Backbone, Ember.
• Developed DIS web application using spring MVC, Spring IOC, Spring JDBC.
• Experience in configuring and deploying Web Applications using WebLogic, WebSphere, JBoss, Tomcat, and Apache.

Environment: Core Java, Java EE, Angular, Spring 2.5, Spring Boot, Struts 2.x, Hibernate 3.2.1, WebSphere, JBOSS, Backbone Js.

Confidential, St. Louis, MO

Sr. Java Developer

Responsibilities:

• Utilized Struts2, Spring MVC, and Hibernate JPA framework for development
• Involved in Design Development and Implementation of Business applications using Java/J2EE Technologies.
• Web application to manage Unix build stations using C, MVC 4, JavaScript, jQuery, Bootstrap, plink.exe for sending remote commands, bash, SQL Server.
• Proficient in Java/J2EE technologies like JSP, Hibernate, Spring, Struts, Java Servlets, AJAX, JavaBeans, JNDI, JMS, XML, and web service using IDEs like Eclipse 3.1/3.5.
• Used Microservice architecture, designed and developed RESTFUL web services using Spring Boot and Apache CXF framework.
• Deployed Spring Boot-based micro-services Docker container using Amazon EC2 container services.
• Experience in integrating the internal security model into new projects wif Spring Batch, Spring Micro-Services and Spring Boot, and Pivotal Cloud Foundry.
• Migrated external DNS from Server 2003 to BIND running on Linux.
• Enables integration of the Fortran models into the scriptable and powerful Python language
• Front-end development using HTML5, SASS, and JavaScript best practices
• Working on Unix Migration and upgrade process.
• Developed product and client workflows using Drools, creating work Item Handlers, split Nodes, Join nodes and connecting them to execute Compliance rules.
• Update and reface corporate intranet website wif Bootstrap framework for a more modern and responsive design
• Adobe Flex Builder, Flex Pro - developing websites phone Apps.
• Deployed code in Apache Tomcat and WebLogic server
• Experience in front end development including extensive experience using Bootstrap framework for responsive site
• Worked on development of UI of various modules mostly based on Adobe Flex.
• Worked on a task to decrease database load for search and moved some part of search to Elastic Search search engine.
• Worked closely wif Oracle database in backend to interconnect wif user interfaces using native complex SQL queries.
• Analyzed audience behavior to identify content opportunities and increase engagement
• Responsible for initiative status updates, initiative/program delivery schedules to larger stakeholder group, which includes LOB executives in a timely manner. The initiatives had projects wif complex Oracle/ Informatica/Teradata based Data ware house wif ETL and MicroStrategy/SAS for multidimensional reporting.
• Developing test scripts using AngularJS Protractor testing tools for current release of the project
• Developed HQl queries to develop the finder methods in Data Service.
• Installed, configured, deployed, Monitored and troubleshoot JBOSS 4.2.1/5.0 GA and EAP domains
• Involved in writing packages, stored procedures to access database.
• Created both stand-alone and clustered environments for JBOSS domains
• Extensively worked wif Servlets and Struts-based multi-tier applications in developing J2EE Components.
• Designed, developed maintain a dating site using JavaScript/jQuery, CSS3, Responsive Design, HTML5, MYSQL
• Developed MVC architecture, Business Delegate, Service Locator, Session Facade, and Data Access Object, Value Object and Singleton patterns
• Develop strategies for UNIX client/server implementations and architect the infrastructure require to support those strategies.
• Involved in writing all client-side validations using Java Script, and JSON.
• Good experience in XML technologies such as XSLT, XSD, JAXB and its parsing techniques to build Web Services for the enterprise applications using SOAP and writing DTD, Schema, Namespaces, XSL, Xpath, Xlink, XQuery, XHTML and SAX, DOM and JDOM parsers
• Utilized Log4j logging API for debugging and monitoring purposes.

Environment: Core Java, Java EE, Spring 2.5, Struts 2. x, Hibernate 3.2.1, RAD V7.5, IBM WebSphere 7, WebLogic 10.3, Apache Tomcat 6.0, Web Services, JMS, WebSphere MQ 7.0

Confidential, Westminster, CO

Java Developer

Responsibilities:

• Worked wif Relational Database Management Systems including Oracle, SQL Server, and PL/SQL and has worked extensively on JDBC to connect to and access various remote databases including Oracle, MySQL, and SQL Server.
• Innovated and maintained Bash, VBScript, PowerShell, and batch executables to automate server administration tasks.
• Read blueprints, measure equipment including height gauge, micrometer, calipers, taper measurer, measuring scale, and protractor GMPs
• Participate in process Documentation and audit compliance on UNIX/ Linux servers.
• Develop a Python Flask REST API web service for an AngularJS front-end application delivering STEM educationalcontent for deaf children.
• Experience in front-end development including extensive experience using the Bootstrap framework for a responsive site.
• Used Spring AOP, and Spring IOC frameworks extensively during the development.
• Experience in using IDEs Eclipse, MyEclipse, WebSphere, and JDeveloper for Application development.
• Designed and implemented MVC2, DAO, and DTO Design Patterns.
• Implemented JAVA/J2EE design patterns such as Factory, DAO, Session Fa Ade, and Singleton.
• Implemented J2EE Design Patterns like MVC, Service Locator and Session Facade.
• Developed Web services to communicate to other modules using XML-based SOAP.
• Developed Message Handler Adapter, which converts the data objects into an XML message and invokes an enterprise service and vice-versa using Java, JMS, and MQ Series.
• Business logic is implemented using Struts action components in the Struts and Hibernate framework.
• Used Multithreading for invoking the database and also implemented complex modules dat contain business logic using Collection, Reflection, and Generics API.
• Developed various JSP custom tag libraries me.e. JSTL libraries for achieving the most code-reusability.
• Involved in the implementation of the presentation layer GUI for the application using HTML, XHTML, CSS, and JavaScript.
• Used Hibernate in persistence layer and developed POJO's, Data Access Object DAO to handle all database operations.
• Wrote JUNIT test cases for testing all spring service calls and Spring MVC validations.
• Created stored procedures to extract data from various data sources like Flat Files, XML Files and SQL servers.
• Designed, developed maintain a social network site using JavaScript/ jQuery/jQuery Mobile, CSS3, HTML5, MYSQL.
• Responsible for designing the application using the MVC architecture and Other Design patterns.
• Responsible for designing user interface screens using HTML, EXTJS, JSP and validating using Java Script
• Developed the Action classes, Action forms, and Action servlet for the Web tier.
• Used Java script in user validation and suggestion list and to display dialog boxes.
• Working experience in Core Java, Struts, XML, SQLSERVER, DB2, REST webservices, Spring, Hibernate, CXF
• Worked on creating CSS style, JavaScript and AJAX.

Environment: Core Java, Java J2EE, Spring 2.5, Struts 2.x, Hibernate, MVC, Oracle.