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Sr. Developer/tech Lead/bw Architect Resume

SUMMARY:

  • Over 15 years of total experience in IT industry in analysis, design, development, testing, documentation and delivery/solutions around Big Data Eco Systems/Intranet/Web/Middleware based applications.
  • Hands on experience in Distributed Systems design and development, Big Data Analytics, Scalable and Highly Available services development. Strong in functional programming using Scala, Java, Spark, Hadoop, Sqoop, Hive, Kafka, Cassandra, Spring, Hibernate, MySQL, Oracle, Yarn, SBT, Mavan. Interested in Functional Programming, Machine Learning, Open sources.
  • Analyzed millions of clickstream datasets events.
  • Implemented Hadoop based data warehouses, integrated Hadoop with Enterprise Data Warehouse systems. Built real - time Big Data solutions using Casandra handling billions of records
  • Implemented Big Data analytical solutions that provide the data intelligence and optimization
  • Improved the performance and optimization of the existing algorithms in Hadoop using Spark Context. Spark- SQL, Data Frame, Pair RDD's, Spark YARN
  • Experienced Horton Works Distributions (HDP).
  • Ingest real-time and near-real time (NRT) streaming data into HDFS using Flume and Soop.
  • Ingest real-time data using kafaka confluent flat form using schema registry/Avro schemas with spark streaming api for event data processing.
  • Created Kafka tube for real time data injection using kafka confluent, spark, Cassandra.
  • Created Kafka producers, receivers using KDC sercure data transmission (out of the box security features) to align with BestBuy enterprise security guidelines.
  • Implemente Kafka Schema registry with Avro serialization.
  • Implemented oozie workflows for sqoop, hive, spark.
  • Over 6+ years of experience as Solution Architect/Tech Lead in Wipro Technologies
  • Expertise in commercial software development with object-oriented distributed computing technologies, E-Commerce and Server Side Java J2EE programming and Database Applications and Middleware application design and development
  • Hands-on experience in building web-based enterprise applications using JAVA/J2EE Technologies such as core Java, JSP, Servlets, Struts framework, JSF, Spring,Spring Batch, Spring JDBC, Hibernate, iBATIS, JDBC, JNDI, Web Services, XML, TIBCO BW, EMS etc. and Application Servers ( BEA Web Logic, JBOSS, Apache Tomcat, TIBCO Admin)
  • Experience in SOAP, REST Services development
  • Extensively used SQL queries and have experience in DB servers like Oracle, SQL Server, Teradata, MySQL
  • Extensive work experience in all phases of the Software Development Life Cycle (SDLC) and have good experience in Agile Work Environment.
  • Experience in designing the model-view-controller (MVC) unified framework for building the web apps using Servlets, JSP custom tags, message resources.
  • Extensive knowledge in using a multitude of J2EE Design Patterns such as MVC, Session Facade, Factory Pattern, Singleton, Business Delegate and Data Access Objects.
  • Solid management skills, demonstrated proficiency in leading and mentoring individuals to maximize levels of productivity, while forming cohesive team environment.
  • Extensive Experience in installation, configuration, deployment and troubleshooting of TIBCO Active Enterprise Suite of applications TIBCO BusinessWorks, TIBCO Designer, TIBCO Rendezvous, TIBCO EMS, TIBCO Active Database Adapter, TIBCO File Adapter, TIBCO Administrator
  • Worked with TIBCO BusinessWorks Adapter to communicate and update business information that originates from Oracle Database
  • Excellent hands on experience in Web Services using SOAP, WSDL and Schemas XSD with strong skills in understanding and implementing Service Oriented Architecture (SOA)
  • Expertise in using messaging standards such as JMS and TIBCO Rendezvous/ TIBCO EMS for developing distributed applications
  • Well conversant in using TIBCO messaging standards including EMS.
  • Knowledge in using TIBCO Administrator for User Management, Resource Management and Application Management
  • Excellent hands on experience in XML related technologies that include XML, XSD, DTD, XSLT, and XPATH
  • Extensive experience with developing design artifacts such as Sequence and Activity diagrams and flow charts using tools, Rational Rose, Visio or others
  • Developed the Message Flow Diagrams and Process Flow Diagrams to specify business logic of the work flow model, design documents and release note.
  • Experience in writing Database Queries, using Oracle 9i/10g
  • Developed and deployed BusinessWorks interfaces for Fault Tolerance and Load balancing modes

SKILL:

Operating Systems: Windows, Linux, macOS

Languages: C, C++, JAVA, J2EE, XML, Scala, Xpath

J2EE Technologies: JDBC, Servlets, Portlets, JNDI, Web Services SOAP, REST,JSF

RDBMS: Oracle, SQL Server, MY SQL, PLS/SQL, MS Access, DB2, Teradata

Frameworks: Struts, Spring, Spring Batch, Hibernate, iBATIS, Drools, SPARK, Yarn, Spring Boot

Servers: WebLogic Server, Apache Tomcat, JBOSS, Cloud foundry

Development Tools: STS, Eclipse, RAD, IntelliJIDE.

Web Technologies: HTML, XML, AJAX, VBScript, JavaScript, JQuery, JSP, JSON

Messaging systems: EMS, MQ,Kafka, Confluent

Version Manager: CVS, PVCS, Ant, Maven, Github, Stash

Testing Tools: JUnit, Mockito, SoapUI

Utility Tools: Jenkins, Splunk, VersionOne, Rally

Domain: Retail, Telecom, Finance

EXPERIENCE:

Confidential

Sr. Developer/Tech Lead/BW Architect

Responsibilities:

  • Most Popular Available by Category - To show popular products based on user view
  • Most Purchased Available by category - To Show popular products based on user purchase
  • Viewed also Viewed - Suggest prouducts that were in the consideration set of users
  • Brought also Brought - to suggest companion items based on user search
  • Viewed ultimately brought - To suggest final purchase decisions based on user purchase decisions
  • Recommendations in cart - to suggest companion items based on product selections
  • Trending most popular viewed - Available by Category - To expose items trending based on product purchase views.
  • How many visitors search the same search term across multiple visits?
  • Generate a list of Party IDs that visited the website
  • How many identified customers start on Small View then purchase on Large View
  • Basket analysis - Which SKUs are most frequently purchased together?
  • How many TVs are purchased in-store after an identified customer views the Super Bowl page

Sr Tibco BW Lead developer

Confidential

Responsibilities:

  • Involved in the requirements gathering, high and low level designs, development, unit testing, code and documents review, deployment and post production validation
  • Developed the 1.1 enhancements of the application from scratch
  • Involved in setting up the User roles and permissions
  • Involved in the solution design, technical Design
  • Involved in the preparing Junit test cases for the application from the scratch.
  • Involved in the performance improvement of the application by coordinating Performance Testing
  • Involved in the performance improvement of the batch processors and enabled them to run real time.
  • Used SoapUI to test the web services
  • Configured and fine-tuned the performance of TIBCO DB Adapter for publications Activation Returns data to other systems like LP and CAP
  • Designed XML schema definitions (XSDs) to support the mapping of standard TIBCO Active enterprise message payloads onto SOAP API calls.

Confidential

Sr. Developer/Tech Lead/BW Architect

Responsibilities:

  • Involved in the requirements gathering, high and low level designs, development, unit testing, code and documents Developed the US version of this application from Scratch
  • Developed the US Maven Scripts review, deployment and post production validation
  • Involved in setting up the User roles and permissions for the Back office application.
  • Have direct interaction with the client at onsite and co-ordination with the offshore development and testing teams
  • Involved in the solution design, technical Design
  • Developed POCs and Presented to the stake holders
  • Involved in the meeting with business to get the new enhancements and requirements
  • Involved in the performance improvement of the processors and in the conversion of batch jobs to real time jobs.
  • Involved in the preparing Junit test cases for the application from the scratch.
  • Involved in the performance improvement of the application by coordinating Performance Testing
  • Involved in the performance improvement of the batch processors and enabled them to run real time.
  • Involved in extensive execution of queries for testing, production monitoring
  • Involved in pulling and automating reports using DB queries and splunk.
  • Used SoapUI to test the web services
  • Configured and fine-tuned the performance of TIBCO DB Adapter for publications Activation Returns data to other systems like LP and CAP
  • Designed the Starter processes and sub processes by using TIBCO BW
  • Designed and TIBCO Soap client to publish the Activation Returns info to CAP system.
  • Designed XML schema definitions (XSDs) to support the mapping of standard TIBCO Active Enterprise message payloads onto SOAP API calls.

Environment: Java, JSP, Spring, JSF, IBATIS, Spring Batch Framework (Customer Specific with the combination of Spring and Struts), Oracle, Maven, Web services, WebLogic, JBoss, Hibernate, Spring, Maven, VersionOne, SharePoint, WinSCP, WinMerge, CVS, LDAP, Drools, Splunk, Version One, JSF, TIBCO BW, EMS, MQ series, Sonar., Git Hub, Junit, Mockito

Confidential

Sr. Developer/Tech Lead/BW Architect

Responsibilities:

  • Designed, coded, tested, debugged, and documented the new application to process up stream system Soap Service requests
  • Performed systems analysis functions
  • Responsible to create and Implement the TIBCO EMS architecture across the project.
  • Developed business processes by configuring shared resources, creating process definitions, creating activities and configuring message transports using TIBCO Business Works.
  • Created Re-usable process to handle exception and error logging process.
  • Worked on several pallets including Http, Soap, WSDL, File, Ftp, General, XML Activities, and JDBC etc.
  • Designed the Starter processes and sub processes by using TIBCO BW.
  • Developed the Process Flow Diagrams to specify business logic Flow model.
  • Developed several interfaces including end to end Integrations.
  • Used activities such as EMS, XML Parser, Shared configuration Resources, General Activity in the Business Process Design Work.
  • Developed Processes in TIBCO Business works for the transforming the data to/ from XML and proprietary formats.
  • Developed Processes in TIBCO Business works for Reading huge flat files and processing data
  • Installed and configured TIBCO Business Works, TIBCO Administrator, and TIBCO Adapters.
  • Created XML Schema Definitions (XSD) for validation in business work processes.
  • Designed XML schema definitions (XSDs) to support the mapping of standard TIBCO Active Enterprise message payloads onto SOAP API calls.
  • Analyzed and diagrammed Business Requirements with client team
  • Assist Integration Layer Architecture and Development teams to enhance capabilities of Integration Layer.
  • Utilize TIBCO Hawk, TIBCO Administrator throughout project life cycle
  • Involved in building the interfaces using messaging system RV/EMS publish/subscribe mechanism.
  • Worked with Global variables, shared variables, Job variables as part of the process definition for Integrations.
  • Build and Deployed EAR files using TIBCO Designer, Administrator.
  • Developed the unit test cases and tested the interface and participated in integration testing.

Environment: TIBCO BW, EMS, TIBCO Designer, DB Adapter, Git Hub, Jenkins, Oracle

Confidential

Sr. Developer/Tech Lead/BW Architect

Responsibilities:

  • Involved in the requirements gathering, high and low level designs, development, unit testing, code and documents review, deployment and post production validation
  • Developed the CA/US version of this application from Scratch
  • Developed the CA/US Ant Scripts for the Building the application
  • Involved in setting up the User roles and permissions for the Back office application.
  • Have direct interaction with the client at onsite and co-ordination with the offshore development and testing teams
  • Involved in the solution design, technical Design
  • Developed POCs and Presented to the stake holders
  • Involved in the meeting with business to get the new enhancements and requirements
  • Involved in the performance improvement of the processors and in the conversion of batch jobs to real time jobs.
  • Involved in the migration of LDAP from Sun One to ODSEE.
  • Involved in the preparing Junit test cases for the application from the scratch.
  • Involved in the performance improvement of the application by coordinating Performance Testing
  • Involved in the performance improvement of the batch processors and enabled them to run real time.
  • Involved in extensive execution of queries for testing, production monitoring
  • Involved in pulling and automating reports using DB queries and splunk.
  • Used SoapUI to test the web services
  • Configured and fine-tuned the performance of TIBCO DB Adapter for publications Activation Returns data to other systems like LP and CAP
  • Designed the Starter processes and sub processes by using TIBCO BW
  • Designed and TIBCO Soap client to publish the Activation Returns info to CAP system.
  • Designed XML schema definitions (XSDs) to support the mapping of standard TIBCO Active Enterprise message payloads onto SOAP API calls.

Environment: Java, JSP, Struts, JSF, IBATIS, Star Framework (Customer Specific with the combination of Spring and Struts), Oracle, Ant, Web services, WebLogic, JBoss, Hibernate, Spring, Maven, VersionOne, SharePoint, WinSCP, WinMerge, CVS, LDAP, Drools, Splunk, Version One, JSF, TIBCO BW, EMS, MQ series, Sonar., Git Hub, Junit, Mockito

Confidential

Sr. Developer/Tech Lead/BW Architect

Responsibilities:

  • Created Jobs for loading Confidential Mobile sales feed files
  • Created Jobs for Carrier Payment files
  • As subject matter expert helped business to resolve the reconciliation issues
  • Involved in creating new reconciliation rules involved in creating reports using tool
  • Mitigate the migration process changes with ease.
  • Involved in fine tuning performance issues.

Environment: Confidential, MS-SQL

Confidential

Sr. Developer

Responsibilities:

  • Developed common components to load data from Csv files
  • Involved in writing test cases for the components developed.
  • Involved in the running the integration test cases to check the common functionality of the site. the Requirements Analysis, Design, Development, unit testing, deployment and post production support

Environment: Java, J2ee, Servlets, JSP

Confidential

Sr. Developer

Responsibilities:

  • Involved in Requirements Analysis, Design and Development from the scratch
  • Involved in Requirements Validation, High Level and Low level Design
  • Developed all common reusable components required by SHIMS System
  • Involved in writing java components to invoke existing crystal reports
  • Part of the core team to perform extensive Code Reviews, Unit and System Testing
  • Resolve defects, production issues reported by onsite team
  • Involved in the functional changes based on the request from Onsite
  • Involved in Bug fixing of various modules that were raised by the Testing teams in the application during the Integration testing phase.
  • Involved and participated in Code reviews.
  • Attended client meetings, interact with team members to develop and maintain applications.

Environment: Java, J2EE, tomcat, servlets, JSP

Confidential

Sr. Developer

Responsibilities:

  • Involved in development of Utility modules using JavaScript and XML
  • Integration and testing of the application on WebLogic sever
  • Developed a sample application to test the framework

Environment: Java, J2EE, tomcat, servlets, JSP, Java script

Confidential

Developer

Responsibilities:

  • Involved in Call flow design Involved in High level design
  • Involved in implementation and performance tuning of the application.

Environment: Java, J2EE, JBoss, servlets, JSP, VXML, XML java script.

Confidential

Developer

Responsibilities:

  • Involved in Data Content verification & validation Range billing requirements.
  • Involved in connectivity Server Implementation.

Environment: Java, J2EE, XML. Night Fire Framework, Perforce

Confidential

Developer

Responsibilities:

  • involved in the Designing as well as development of whole application
  • Interacting with the client for requirements.

Environment: Java, J2EE, Struts, JSP, Servlets

Confidential

Developer

Responsibilities:

  • Involved in Designing of the application and writing common utility components.

Environment: Java, J2EE, Struts, JSP

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