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Sr. Tableau Developer Resume Example

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SR. TABLEAU DEVELOPER
Professional Summary
Around 12 years of experience in Software Design, Development, Integration, Implementation and Maintenance of Business Intelligence and Database Platforms. *Over 4 years of extensive Tableau Experience in Enterprise Environment, in Tableau 8.x, 9.3 and Tableau 10 as a Developer and Analyst. *In-depth knowledge on Tableau Desktop, Tableau Reader and Tableau Server. *Mastered the ability to design and deploy rich Graphic visualizations with Drill Down and Drop down menu option and Parameterized using Tableau. *Extensive knowledge in various reporting objects like Facts, Attributes, Hierarchies, Transformations, filters, prompts, Calculated fields, Sets , Groups, Parameters etc., in Tableau. *Worked on the development of Dashboard reports for the Key Performance Indicators for the top management. *Extensive experience working as a Cognos Developer with development experience in Cognos 7.x / 8.x and Cognos 10.2 BI Architecture, Planning and Implementation. *Extensive experience in PL/SQL and SQL and in performance tuning SQL queries in TOAD. *Around 1 year of experience working as a Business Analyst with the ability to produce high quality requirement specification to support functional design development. *Skilled in the areas of writing Business Requirement Document (BRD), Functional Specification Document and design and development of use case scenarios. *Experience in Change Management Process (Identify, Analyze, Evaluate, Plan, Implement, Review and Close). *Hands on experience in tools like OBIEE, Microstrategy and Informatica. *Experience on working with multiple databases like Oracle, Teradata, MS SQL Server and MS Access. *An enthusiastic and project-oriented team player with solid communication and leadership skills and ability to develop creative solutions for challenging client needs.
Skills
  • Specialties:
  • Business Analysis and Design and Development of BI Reports.
  • Rich data processing and modeling experiences.
  • Strong quantitative and analytical skills.
  • Highly skilled in visualizing reports using Tableau 9.2 desktop, reader and server.
  • Proficiency in BI tools like IBM Cognos 7.x / 8.x and 10.2 Framework Manager, Report Studio, Query Studio, Analysis Studio.
Work History
05/2015 to 02/2017
Sr. Tableau Developer First Data Inc – Atlanta
  • First Data Corporation is a global payment technology solutions company.
  • The company handles 45% of all US credit and debit card transactions which processes $1 trillion in card transactions annually.
  • Projects Involved: Have created various reports, dashboards and KPI scorecards helping the senior management team to visualize their project and financial statuses.
  • I have worked on visual reports for projects like Timesheet Exception reporting, Project KPI scorecard and interactive dashboards for MyFD program.
  • Responsibilities:.
  • Worked with senior management team and business analysts to understand the user requirements, layout and feel of the application to be developed.
  • Created Ad-hoc reports to users in Tableau by connecting various data sources.
  • Generated Dashboards with Quick filters, Parameters and sets to handle views more efficiently.
  • Generated Dashboards with Quick filters, Parameters and sets to handle views more efficiently.
  • Published Workbooks by creating user filters so that only appropriate teams can view it.
  • Analyzed the source data and handled efficiently by modifying the data types.
  • Used excel sheet, flat files, CSV files to generated Tableau adhoc reports.
  • Generated context filters and used performance actions while handling huge volume of data.
  • Generated tableau dashboards for sales with forecast and reference lines.
  • Develop different kinds of visualizations using tableau desktop and variety of worksheets to build dashboards.
  • Environment: SQL Server 2008, Oracle 11g and Tableau 8.
06/2014 to 05/2015
Business Analyst and Tableau Developer
Atlanta Cox Communications Inc
  • Projects Involved: Majorly involved working as a Tableau developer for projects like Avaya Optimization, EQA Metrics, National Quality (NQ) and Routing Optimization.
  • Responsibilities:.
  • Responsible for gathering and creating the business specifications and functional specifications.
  • Interacted with the business team to identify and gather business requirement and transform them into technical requirement.
  • Create and Analyze business requirement, technical requirement, functional specification to meet the end user needs.
  • Developed Tableau dashboards that provide clear KPI visualizations for various subject areas.
  • Created Rich dashboards using Tableau Dashboard and prepared user stories to create compelling dashboards to deliver actionable insights.
  • Created Tableau Dashboards with interactive views, trends and drill downs along with user level security.
  • Creation of metrics, attributes, filters, reports, and dashboards created advanced chart types, visualizations and complex calculations to manipulate the data.
  • Used excel sheet, flat files, CSV files to generated Tableau adhoc reports.
  • Created user guide for the new users using tableau ad-hoc reports.
  • Designed dash boards for actionable, non-actionable complaints from Multidimensional database.
  • Used filters, quick filters, sets, parameters and calculated fields on Tableau reports.
  • Worked extensively on SQL queries for client warehouse analysis.
  • Environment: Oracle 11g and Tableau 8.2.
05/2012 to 06/2014
Sr. Cognos Developer / Tableau Developer
  • Xerox (Govt.
  • Healthcare Solutions), Atlanta Projects Involved:.
  • Florida Health Insurance Exchange (FLHIX).
  • Nevada Silver State Health Insurance Exchange (SSHIX) FLHIX and SSHIX was built to implement Affordable Care Act (ACA) with a brand new marketplace where Nevada consumers and small businesses can shop for, compare and purchase quality health insurance plans with ease.
  • An intuitive web page will guide consumers through the application process with a number of useful tools including: out of pocket cost calculators, plan sorting by primary care provider, prescription drug availability and hospital network.
  • I was involved in implementing Cognos and Tableau Reporting solutions for FLHIX and SSHIX by developing reports, dashboards and ad-hoc queries for Eligibility, Enrollment, SHOP, Individual and Customer Service reporting for the state of Florida and Nevada Marketplace.
  • Responsibilities: FLHIX.
  • Worked with 4 member's team as to deliver Cognos Reporting solutions for FLHIX by providing solutions to all Cognos related technical problems facing in project implementation.
  • Interacting with Business User on day to day basis to understand the BI requirements and prepared the Mock up screen and High level report requirement documents.
  • Prepared documentation and presentations to present to Business users / end users.
  • Prepared tutorials to use Ad-hoc reporting tools.
  • Analyzed project requirements for report designing and provided estimations.
  • Design and implement a scalable OLAP data model through Framework Manager.
  • Creating FM models based on the report requirements given by the state government officials.
  • SSHIX.
  • Worked with Business Analyst and the Business users to understand the user requirements.
  • Developed various dashboards, used context filters, sets while dealing with huge volume of data.
  • Used excel sheet, flat files, CSV files to generated Tableau adhoc reports.
  • Prepared use cases and got reviewed with state of Nevada.
  • Designed dash boards for actionable, non-actionable complaints from Multidimensional database.
  • Generated dashboards to compare the expected weekly sales vs projected sales used dual axis for comparison.
  • Generated Dashboards by joining multiple complex tables.
  • Environment: Cognos 10.2 (Framework Manger, Query Studio, Report Studio, Cognos Connection), Tableau 8.0 and Oracle 11g.
11/2011 to 05/2012
Sr. BI Analyst
  • Port Authority of New York and New Jersey (PANYNJ) PANYNJ is a bi-state port district authority; that runs most of the regional transportation infrastructure, including the bridges, tunnels, airports and seaports with in the port of New York and New Jersey.
  • Projects Involved: Schedule Soft Reporting is intended to provide the reporting details, which are helpful for NYPD.
  • It deals with all the police officials who are in roll call in different places around NY and NJ.
  • VIP Reporting is one of the EDW reporting which is intended to provide the details of all the VIP's from different countries travelling to US (via.
  • New York / New Jersey).
  • NYPD would provide security to VIP's and later on expense claims will be collected from US Govt.
  • These comprises of different reports.
  • NY / NJ Crime Reports deals with all the crime activities happening in and around New York and New Jersey.
  • Responsibilities:.
  • Prepared workflow diagrams, functional documents and involved in project management plan using MPP.
  • Involved in designing end to end Business Intelligence Architecture for optimized BI reports.
  • Gathered requirements from end users and designed scope/technical documents for various prod/UAT moves.
  • Worked on Framework manager to build models, packages and published packages to the Cognos Server based on end user requirements.
  • Implemented 3 layer approaches in Framework Manager and created folders based on business functions.
  • Created users, user groups, assigning security and permissions to restrict the sensitive data from the users (we had a portfolio which was to be viewed only by a separate user class).
  • Trained around 200 end users in Cognos 8.4.
  • Framework Manager has been designed following the best practices.
  • Created calculations, filters, parameter maps and session parameters used by report authors.
  • Created various complex reports like multiple report view, multiple aligned column headers using list and cross tab reports.
  • Environment: Cognos 8.4 (Framework Manger, Query Studio, Report Studio, Cognos Connection), Informatica, Oracle 10g,MS SQL Server 2008, Windows NT, VSS.
04/2011 to 11/2011
BI Technical Lead Pfizer Inc – Groton, CT
  • Pfizer is one of the largest developer, manufacturer and distributor of pharmaceuticals.
  • Pfizer's fundamental responsibility is discovering, developing and delivering innovative medicines and vaccines that can make a difference in people living and create a healthier future.
  • Global Visibility Reporting System (GVRS) is intended to provide the business users a report containing payments and utilization of international experts contracted by Pfizer and originated from headquarters.
  • Responsibilities:.
  • Actively participated in the project of GVRS and contributed various ideas and procedures.
  • Prepared workflow diagrams functional documents and involved in project management plan.
  • Gathered requirements from end users and designed scope/technical documents for various prod/UAT moves.
  • Created users, user groups, assigning security and permissions to restrict the sensitive data from the users (we had a portfolio which was to be viewed only by a separate user class).
  • Provided production support and trained end users in Cognos 8.4.
  • Provided day-to-day administration of the BI environments and Monitored UAT/Prod servers and worked in performance tuning of the reports (Used Hints, removed unnecessary joins, creating indexes).
  • Integrated BI on Share point portal.
  • Provided warranty support in IBM Cognos 8.4 BI tool.
  • Created and published packages/multidimensional models using Framework Manager from multiple data sources.
  • Had written multiple SQL queries for the creation of data source query subjects to achieve different client specific needs.
  • Resolved join issues (Many to Many, loop join and confirmed dimensions etc) in many framework models and well versed in mappings.
  • Framework Manager has been designed following the best practices.
  • Created calculations, filters, parameter maps and session parameters used by report authors.
  • Created reports using MUN (Member Unique Name) and improved the prompt performance.
  • Created various complex reports like multiple report view, multiple aligned column headers using list and cross tab reports.
  • Used VSS for version controlling.
  • We used this tool for avoid developers to overwriting each others work.
  • Trained end user groups to create Ad-Hoc reports and conducted training sessions to end clients in BI tools(Framework Manager, Report Studio, Query Studio and Analysis Studio).
  • Gained knowledge very good knowledge in Life Science domain.
  • Environment: Cognos 8.4 (Framework Manger, Query Studio, Report Studio, Analysis Studio, Cognos Connection), Informatica, Oracle 10g, Toad for Oracle, IIS 6.0 web Server, Windows NT, VSS (Version controlling).
01/2010 to 03/2011
BI Technical Lead Direct Holdings Incorporations – Fairfax, VA
  • Time Life is one of the pre-eminent creators and direct marketers of unique music and video DVD products.
  • The company specializes in creating distinctive multi-media collections.
  • Responsibilities:.
  • Designed and implemented Cognos 8.4 BI installation on distributed servers.
  • Managed 3 members team including 2 members at off shore team in India.
  • Gathered requirements from end users and designed scope/technical documents for various prod/UAT moves.
  • Involved in the entire project of migrating reports from Cognos 7.x to Cognos 8.4 and created project documentation for future use.
  • Administrated Cognos 8.4 security using LDAP and monitored the overall performance.
  • Monitored Dev/UAT/Prod servers and worked on various performance tuning methods.
  • Scheduled and done weekly deployments from Dev to UAT and UAT to Prod.
  • Responsible for Cognos portal maintenance.
  • Created users, groups and roles using Cognos Access Manager and provided security.
  • Provided production support and trained end users in Cognos 8.2 and 8.4.
  • Created and published packages/multidimensional models using Framework Manager from multiple data sources.
  • Created complex framework manager models.
  • Enabled OLAP style querying for management reporting (Analysis Studio and Query Studio).
  • Had Written Multiple SQL Queries for the Creation of Datasource Query Subjects to Achieve Different Client Specific Needs.
  • Resolved join issues (Many to Many, loop join and confirmed dimensions etc) in many framework models and well versed in mappings.
  • Created stand alone calculations to reduce the work burden for report authors.
  • Segmented the model according to the business functions and it was helped team members to work on their own model and avoiding over lapping each others work.
  • Created calculations, filters, parameter maps and session parameters used by report authors.
  • Created advance reports like Master detail, Drill-thru, burst reports and reports with java scripts.
  • Used and developed complex reporting functionalities such as drill up, drill down and master/detail queries in many reports.
  • Used VSS for version controlling.
  • We used this tool for avoid developers to overwriting each others work.
  • Used Data manager to create multi dimensional framework, data mart according to the business functions.
  • Created Scorecards and Dashboard Reports for inventory and finance departments and maintaining it.
  • Developed metric studio models and this was integrated in to Cognos portal.
  • Created few cubes in transformer based on user requirement by using Cognos 7.4.
  • Created powerplay reports (.PPR) using the existing cubes with drill-up, drill down capabilities.
  • Provided BI training (Report Studio, Query Studio, Analysis Studio, Framework manager) to Time Life Vendors.
  • Trained end user groups to create Ad-Hoc reports and conducted training sessions to end clients in BI tools(Framework Manager, Report Studio, Query Studio and Analysis Studio).
  • Gained knowledge in retail industry such as Inventory, Sales, Purchase order and sales order management.
  • Environment: Cognos 8.4 (Framework Manger, Query Studio, Report Studio, Analysis Studio, Cognos Connection), Data manager 8.4, Impromptu 7.x, Oracle 10g, TOAD 9.0, IIS 6.0 web Server, Windows NT, VSS (Version controlling.
07/2008 to 12/2009
BI Analyst Merck & Co Inc – NJ
  • Merck & Co., describes itself as "a global research-driven pharmaceutical company.
  • Merck discovers, develops, manufactures and markets a broad range of products to improve human and animal health, directly and through its joint ventures.
  • Responsibilities:.
  • Developed requirement document and design of reports by worked closely with the business users and project manager.
  • Designed, developed and implemented an Enterprise Wide Reporting system using Cognos 8.2.
  • Involved in preparing project plan and gathering requirements from end users.
  • Performed status meetings on daily basis with client and team members to ensure project is running on smooth manner.
  • Provided support to team members in issues, model design and reporting.
  • Managed a Separate Issue Tracker and discussed the same on daily basis with Clients for resolution.
  • Coordinated with QA's for preparing unit test plans and test scripts development for BI projects.
  • Imported metadata from Transactional Data sources into the Framework Manager for prepared OLTP reports.
  • Created Ad hoc Models for the use in Query Studio and Report Models for developing reports in Report Studio.
  • Created calculations, filters, parameter maps and session parameters used by report authors.
  • Used Framework manager to built models, packages and published packages to the Cognos Server based on end user requirements.
  • Implemented 3 layer approaches in Framework Manager and created folders based on business functions.
  • Segmented framework model since need to share the same model with complete team.
  • Segmentation allows multiple modelers can work on same model.
  • Resolved performance tuning issues by working in SQL queries.
  • Resolved issues came from business users and transformed the business requirement to functional requirement.
  • Created Report Documentation and Created Report Column Mapping for each Report.
  • Implemented Complex calculations, filters, Union Quires, Joins, Page Breaks , Master detail Relationship in the Page sets, Conditional Formatting and Conditional Blocks , Drill Through functions, Different kind of Prompts in the Developed reports to meet the Business Requirement.
  • Created Cognos Portal Pages and Dashboards based on business functions.
  • Worked on Burst reports which helped users to get their reports on their mail.
  • Unit Testing of Reports by executing the manually written Quires against the Database using TOAD.
  • Scheduled Cognos 8 reports using Schedule Management in Cognos Connection for efficient time and resource utilization and performed triggering based on use cases.
  • Environment: Cognos 8.3, (Framework Manger, Query Studio, Report Studio, Cognos Connection), Oracle 10 g, TOAD, IIS Web Server, Windows NT, Rational Clear Case/Quest.
07/2007 to 07/2008
BI Developer
  • Discover Financial Services, UK Discover Financial Services is a direct banking and payment services company with one of the most recognized brands in US financial service Industry.
  • The company operates Discoverer Card and Diners Club International Card.
  • Projects Involved: International Credit Platform (ICP Reporting), Campaign Management Reporting (CMR), Agent Incentives Reporting, BT Extend Offer.
  • Responsibilities:.
  • Interacted with business users and DBA's for requirement gathering and provided an overall reporting solution for development, implementation of modeling, reporting and analysis of data warehouse.
  • Involved in ReportNet installation and configuration.
  • Exported Catalogs using Cognos migration utilities tools and imported .xml files in to framework manager.
  • Created projects, models and packages in framework manager.
  • Established various levels of security using FM.
  • Created segments and gave access to other modelers to build their own model.
  • Monitored system performance and worked on various performance tuning methods.
  • Experience with writing SQL queries in ReportNet for performance tuning.
  • Maintained different namespaces and folders in Framework models based on business functions.
  • Imported various cubes in Framework manager which developed in Transformer and used as a data source for developing professional reports using studio's.
  • Worked on Management reports by using Metric Studio, Analysis Studio and Event Studio for decision making purpose.
  • Involved in Unit testing and UAT (user acceptance testing).
  • Worked with complex reports like cross tab, sub reports, linked sub reports, drill-thru, master-detail reports, calculated columns and cascading prompts etc.
  • Used MDX queries to create reports based on Cubes.
  • Involved in creating burst reports to distribute reports to web users.
  • Worked on reports with both Windows and UNIX environments.
  • Created many Dashboard reports for company's decision making purpose and make it as Key Performance Indicators (KPI).
  • Migrated 200 reports from Cognos 7 to 8.2 and also migrated Impromptu catalogs to Cognos 8.2.
  • Provided training, support and best practices for ad-hoc query users and report authors.
  • Posted the Reports through Cognos connection through respective servers.
  • Environment: Cognos 8.2, (Framework Manger, Query Studio, Report Studio, Cognos Connection) Cognos Series 7.3 (Impromptu Administrator, IWR, Power Play, Transformer), Oracle 9i, Toad ,IIS Web Server, MS Access 2003, Windows NT, IIS Web Server and UNIX.
07/2005 to 06/2007
BI Developer AIG Insurance
  • The Single Data Model is consolidation of all the catalogs into single Package ie Underwriting, Claims, Accounts, Reinsurance, Renewal and Held Catalogs.
  • This Single model includes migration of all the catalogs integrated with dimension and measures that provide BI Solution for the General insurance companies client in a single package Involved in prototype development, gathering functional and regional documents.
  • Created new catalogs using Impromptu.
  • Created different joins based on the business/user requirements.
  • Created various reports types like simple, cross tab and drill through that covered the enterprise requirements and distributed to end users.
  • Created ad-hoc reports using the information obtained by slicing and dicing of the power cubes on Powerplay.
  • Developed Powerplay Cubes which can be using "Slice and Dice" methods with drill through for multi-dimensional analysis and more detailed information from multiple data sources.
  • Deployed Cubes and reports in Powerplay Enterprise Server and also published in Upfront.
  • Scheduled Powerplay and Impromptu reports to run on daily, weekly and monthly basis.
  • Environment: Cognos Impromptu 7.0, Cognos Powerplay/Transformer 7.0, Cognos Powerplay Enterprise Server 7.0, Cognos Upfront, IWR, Access manager, Oracle 8i, DB2, XML, Windows NT/2000, Sun Solaris.
Education
Master of Computer Applications: Anna University -
3 Sakthi Sankara Balaji S
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Resume Overview

Companies Worked For:

  • First Data Inc
  • Cox Communications Inc
  • Pfizer Inc
  • Direct Holdings Incorporations
  • Merck & Co Inc
  • AIG Insurance

School Attended

  • Anna University

Job Titles Held:

  • Sr. Tableau Developer
  • Business Analyst and Tableau Developer
  • Atlanta
  • Sr. Cognos Developer / Tableau Developer
  • Sr. BI Analyst
  • BI Technical Lead
  • BI Analyst
  • BI Developer

Degrees

  • Master of Computer Applications :

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