William Gardner has over 15 years of experience in business intelligence, data warehousing, and database development. He has extensive experience with Microsoft SQL, SSIS, SSAS, and SSRS. He currently teaches others how to use Power BI, Power Pivot, and other Microsoft business intelligence tools. He has designed and implemented several large data warehouses and led teams in data modeling and ETL development.

1. Resume of William Gardner
SKYPE address MrWJGardner
Email Address WJGardner@GMail.com
Phone 314.266.8045
Summary of Qualifications
• Over 15 years of experience working as a Business Intelligence Lead, Data Warehouse Architect, Senior Data
Modeler, Senior System Analysis, Senior Business Analyst, and Senior Consultant Application Developer, with
extensive experience using MS SQL MSBI Stack, Oracle, MS Report Writer, MS Visio both for data base flow
charting and detailed system design.
• Have been creating sophisticated, complex solutions with MS Power BI for over 3 years
• Currently teaching others how to implement, deploy, create and use Power Pivot, Power BI, Power Query and
Power Map by Microsoft
• Have spent years building large SSAS Cubes from start to roll out to production with enhanced reporting layers
• Strong written and oral communications skills, leadership and mentoring ability as well as consultant mindset
• Extensive hands on experiences with MS SSIS, SSAS, and SSRS.
• In-depth experience implementing Data Warehouse technologies using the Kimball Life Cycle Method. ETL using
MS SSIS, TALEND Studio and direct hands on coding. Creating complex STAR Schemas with Slow Changing
Dimensions as well as Standard Dimensions.
• Advanced Data Warehousing design with IT experience in complex Data Modeling, System Analysis, Design,
Development, Maintenance and Support using Oracle Database 8i/9i/10g/11g, T-SQL, PL/SQL, SQL * Loader,
Query Optimization, Performance Tuning, and Trouble Shooting.
• Expertise in writing Database Stored Procedures, Functions, Packages, Triggers, Cursors, Exception
Handlers, and Dynamic Cursor programs, Native Dynamic SQL and Data Collections using T-SQL & Oracle
PL/SQL.
• Strong working experience with the usage of Collections, Bulk Insert, Global temp table, Nested tables, External
tables, advanced queuing, Materialized Views, Inline Views, Analytical functions and REF cursors.
• Expertise in designing, developing Extraction, Transformation, and Load (ETL) scripts utilizing SQL, PL/SQL
utilities and provide solutions to critical issues enhancing performance and productivity to the project.
• Highly instrumental in development using MS BI Suite (SSIS, SSAS, SSRS), designing layouts, and working as a
part of the development team from concept to implementation, been responsible for designing, writing and
producing complex MS T-SQL, Oracle PL/SQL using stored procedures, triggers, and complex queries and views.
• Have created hundreds of dynamic and static reports using MS SSRS.
• Works at an expert level for ETL processes using MS SSIS and Talend Studio.
• Comprehensive experience with Data Modeling including data roadmaps and decomposing of large systems
• Created and designed large systems for Using and processing information for Cloud based infrastructure
• Delivering logical/physical data model (Dimensional & Relational) concepts like Star-Schema Modeling,
Snowflake Schema Modeling, Fact and Dimension tables modeling using Erwin
• Perform data analysis on source system data for documenting source to target mapping and transformation rules
• Experience defining data dictionary & metadata management
• Proven ability to work closely with developers and business users, data warehouse, quality assurance
departments and leading data modeling teams.
• Work closely with the Business Analysts and project team to understand the business needs and data flow in/out
• Experience in writing SQL queries and optimizing the queries in Teradata, Oracle and SQL Server
• Very Large Data Warehouse System and Financial Service Background Experience
Academic Background
• Associate in Math and Science
o Pasadena City College, Pasadena, CA
Skills Overview
• MS SSIS - 12 years
• MS SSAS – 8 years
• MS DTS - 7 years
• MS SSMS - 12 years
• MS SSRS - 7 years
• MS BIDS - 4 years
• MS T-SQL - 18 years
• MS Excel - 12 years
• IBM AIX/UNIX - 8 years
• SCO/UNIX - 5 years
• MS Access - 8 years
• MS T-SQL - 8 years
• Netezza SQL - 2 years
• ERwin® Data Modeler
Navigator - 7 years
• Talend ETL Tools - 5
Years
• Pentaho ETL Tools - 4
years
• MS SharePoint - 7 years
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2. • Oracle PL/SQL - 8 years
• UNIX - 12 years
• Data Warehousing - 12
years
• IBM DB2 - 9 years
• Harvest/CCC - 5 years
• Cisco - 8 Years
• JIRA Systems - 4 Years
Professional Experience
Senior Business Intelligence - Data Warehouse Architecture (consultant) May 2016 – December 2016
Confidential Government Location, Washington, DC
• Designed Database application
• Developed complex T-SQL queries
• Created SQL Server Analysis Services using BIDs, SSIS, SSAS, SSRS, Excel Power Pivot
• Requirement Analysis & Workshops with business stakeholders
• Reporting (Cubes/Queries/Drill troughs) solution definition
• Created/Designed several large SSAS Cubes from conception to production
• Designed TDW implementation Logical and Physical data model
• ETL architecture- Integration with downstream and upstream feeds
• Developed/Delivered workshop/trainings on TDW components
• Audit/Created KPI Solution and Formulation
• Mentored team in development of ETL, Data Modeling and Analytical Components
• Collaborate with different team with in Projects and different groups using full MS BI Stack
• Interacted with the users to gather requirements
• Carried out the complete analysis about Order, Demand, Inventory, Production, shipment data
• Created Technical Architecture Document, ETL Mapping Document
• Mentored Customer technical resources to develop the solution.
• Solved critical problem of Planning vs Actual reporting with regard to supply chain plan and later recommended
the same to R&D Team to incorporate in the product.
Senior Business Intelligence - Data Warehouse Architect Designer (consultant) October 2015 – May 2016
MARS/Royal Canin, St. Louis, MO
• Responsible for the overall design and implementation of the Data Warehouse
• Instrumental in the redesign of data from flat files Normal/De-normalization for industry standards
• Extensive application design using SSIS, SSAS, MDX and SSRS
• Designed/created data modeling using Erwin
• Member of the Architecture design team
• Design/Implemented complex Queries for data analysis against complex business rules
• Partnered with the DBA’s to design the future data warehouse infrastructure
• Experienced in the development, implementation, and management of Enterprise Data Models,
• Data Architecture Strategies/Development
• Used MDX for building data cubes for reporting and documentation
• Designed Delivery Roadmaps
• Leader for Information Lifecycle Management
• Assisted in Data Governance capabilities
Senior BI Application Designer/Data Architect (consultant) June 2014 – October 2015
Schnucks Stores, St. Louis, MO
• Responsibilities include designing complex applications
• Meet with internal customers to design business solutions
• Design and implanted several Data Marts
• Instrumental in building/implementing the Oracle Data Warehouse
• Design the backend ELT system for moving disparate data to Warehouse
• Completed several complex Data Integration process using Pentaho and ETL Tools
• Architect and design several business intelligence solutions
• Prototype the selection of our new ETL system
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3. • Design online system from legacy batch systems
• Create Methods which enable Senior Management to have Score Cards
• Create Dashboard systems for near real time monitoring of business
• Used extensive commercial experience in Data Modeling using design tools like ERWIN and MS VISIO, created
ER Diagrams, Data Flow Diagrams using Design tools
Senior Data Architect/Business Analysis (consultant) June 2013 – June 2014
Nestle/Purina, St. Louis, MO
• Assessed Business and User Requirements
• Was lead person on Enterprise Data Warehouse design
• Completed large complex Data Modeling using Erwin
• Responsible for large complex Data Modeling, conception, Relationship, Physical
• Responsible for architectural design and strategies
• Created Conceptual and Physical designs models
• Used extensive commercial experience in Data Modeling using design tools like ERWIN
• Designed and created ER Diagrams, Data Flow Diagrams using Design tools
• Designed complex reports from Data Warehouse using MS/SSRS/SSIS
• Was team lead for Data Warehousing and Business Intelligence (BI)
• Met with Stake Holders and help created Business Use Cases
• Used MDX for creating data cubes.
Senior Business Data Analysis/Application Developer January 2012 – June 2013
Barnes Jewish Hospital, St. Louis, MO
• Captured and converted Legacy data to MS SQL Data Warehousing format
• Created Data Marts for several internal departments needing independent data
• Performed data analysis of huge data store for thousands of Patient records
• Acted as SME for Tableau
• Designed complex SQL queries in MS, Oracle, Access and Excel
• Performed computer programming using a variety of mainframe and PC base languages required by customer
• Completed several complex Data Integration process using Talend ETL Tools
• Designed and developed rules, programming, key reports, dashboards and scorecards for performance measures
and claims tracking
• Designed and organized reports for management, directors and other customers
• Performed analysis on patient level detail and summary data and identifies trends
• Used MDX for building data cubes for reporting and documentation
• Environment: Used BI Suites - SSIS/SSRS/SSAS extensively.
Data Warehouse Architect/Application Developer (consultant) March 2011 – October 2011
HLG Group, St. Louis, MO
• Responsible for gathering customer requirements
• Designed and implemented USE Cases for functional description
• Responsible for developing the System Design Scope
• Created UML Use Case Diagrams
• Created and developed complex T-SQL to meet business needs/requirements
• Completed several complex Data Integration process using Talend ETL Tools
• Worked on information gathering with the project managers, to determine customer and client requirements
• Designed flow charts and business rules which helped communicate requirements clearly for each client specific
needs
• Developed, Unit Tested, and delivered complex MS SQL coding
• Developed complex applications specific to the needs of our customers
• Responsible for Storage Procedures, Triggers, Transactions, User Functions and Database Analysis which
enabled the creation of complex reports
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4. • Handled Visio Flow charting for preliminary discussion with the clients
• Documented business requirements, used for functional specifications
• Designed complex SQL queries to meet the client’s demands
• Environment: MS T-SQL, MS SharePoint, MS Report Writer
Senior Business Analysis-Project Manager (consultant) May 2010 – October 2010
US Bank, St. Louis, MO
• Functioned as a Project Management, Client Liaison, System Design, Application Development & Support person
to fit the needs of the business
• Facilitated extensive sessions with the client/end users to scope project needs
• Defined business rules and business requirements
• Developed Business Solutions with the creation of a Business Data Mart
• Extracted Data from the Warehouse and deployed using MS Excel Pivot tables, and Cubes
• Wrote complex SQL queries against a large data warehouse
• Created several complex reports per user input
• Designed and implemented USE Cases for functional description
• Responsible for developing the System Design Scope for several large complex projects
• Created UML Use Case Diagrams using MS Visio for client review
• Provided Dash Boards for report and data summarization
• Led the project team and coordinated input from the stake holders
• Responsible for MS SharePoint Collaboration Tools Training the Data Warehouse Group
• Environment: Oracle PL/SQL, MS T-SQL, MS SharePoint
Senior Business Analysis (consultant) August 2009 – March 2010
Wells Fargo Bank, St. Louis, MO
• Designed system processes to meet internal client requirements
• Developed Business Solutions using MS Excel, MS Project Manager, Oracle PL/SQL and IBM DB2
• Extracted Data from the Warehouse and deployed using MS Excel, Grid computing, Oracle SQL and DB2
• Wrote complex SQL queries against a large data warehouse
• Ensured that existing database assets were being leveraged
• Created extensive SQL scripts used for data validation and testing
• Responsible for maintaining the overall vision for data strategy within my assigned group
• Determined the best method to quickly Data mine the tables for business usage
• Team responsibility was to move the design throughout the SDLC development process
• Met with all the stake holders and insure agreements and sign off
• Determined the most efficient process for creating a new business application
• Environment: Oracle PL/SQL, IBM DB2
Business Analysis/Application Developer (consultant) September 2008 – February 2009
Bank of America, St. Louis, MO
• Development of work flow processes used as specification for functional design
• Completed complex Application Development in the Investment Brokerage component of the business
• Responsible for creating functional software specification needed to meet the needs of the investment brokers
• Team responsibility to move the design throughout the development process
• Met with all the stake holders and insure agreements and sign off
• Determined the most efficient process for creating a new business application
• Designed several complex systems used for tracking broker/trader activities
• Documented several large SAR's (system recovery procedures) for the banking and investment divisions
• Collaborated with various groups for any conflict resolutions to move project forward
• Created custom programs which interfaced with the main trading and investment vendor supplies package
• Environment: MS T-SQL, MS Excel, MS Access
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5. Senior Business Analysis (consultant) January 2008 – September 2008
MasterCard Worldwide, St. Louis, MO
• Data Warehouse Department Specialist
• Designed complex SQL queries using Oracle and Netezza applications
• Worked closely with developers and requesters identifying data and functional requirements in the design of
new/enhanced systems
• Ensured development objectives were accomplished, completed user testing, and member notification is
prepared in a timely fashion
• Consulted with Business Owners and Stake on projects
• Developed and participated in the review of business and functional requirements and determine primary
functions that the project is to provide
• Responsible for timely and accurate communication with project staff throughout the life cycle of the project
• Ensured knowledge transfer of vendor technology to MasterCard staff
• Documented and coordinated changes and enhancements of products and services
• Prepared and/or presented documentation of business/technical presentations. Provided technical support for the
member(s) to ensure adherence to requirements
• Evaluated business requests to determine feasibility, work with Software Engineers to define alternatives and
recommend optimal solutions
• Prepared overall project plan, incorporating costs and tasks from the various components, ensuring a successful
and timely project implementation
• Ensured methodology compliance, document problem areas and coordinate resolutions, reporting to
management as necessary
• Investigated/researched MasterCard industry business/technical process and recommended changes and
improvements
• Coordinated and assist in implementation of new or revised rules and policies. Coordinated and documented
project/release level user acceptance testing
• Provided business knowledge and technical support for business requirements development
• Responsible for Quality Control System Testing and Data Analysis results for large projects
• Environment: Oracle PL/SQL, UNIX, Netezza, DATA Warehousing (Oracle), MS Project Planner
Senior Business Analysis/ Data Analyst (employee) November 2003 – December 2008
Express Scripts, Inc., St. Louis, MO
• Created system applications which solve production performance measurements for the reporting of Advocate
score cards by using web base technology
• Responsible for leading the team in Data Modeling for the initial set up of Call Center Data Needs
• Designed and implemented a database auditing system used to complete Prior Authorization field audits with MS
Access form design
• Used Data from the Data Warehouse, to create methods for the Prior Authorization research team to run ad hoc
reports on demand using a desired date range, extracting data with Teradata SQL, MS SQL, and MS Access
• Determined by using detailed data analysis from historical information how production and patient efficiencies can
be improved
• Streamlined and automated the process of reporting department performance week to week using advance MS
SQL and Oracle programs
• Completed and designed complex Excel and VBA coding
• Analyzed large volumes of data using complex SQL Queries such as Inner, Left, Right and outer joins along with
complicated sub queries and cross tab queries
• Responsible for department weekly and monthly performance reports. Used MS SharePoint Administrator for the
department
• Created MS SharePoint Documents as examples for team members and other departments
• Responsible for the conception, design and implementation of an internet based tickler system for Resource
Management
• Implemented complex systems using programming and coding in MS Excel VBA
• Wrote the process and method for internet deployment utilizing using MS/ASP and MS/VB scripting
• Automated the system to extract data from EWFM and do live updates and reports on national departmental
performance using call center metrics
• Responsible for gathering data from internal business groups and systems and assisting with the resolution of
issues as well as running reports for analysis
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6. • Created MS Access system with MS SQL backend that is being used to centralize employee performance scoring
and measurements
• Saved the Member Choice Center enormous expense by creating an electronic system which replaced the need
to send faxes using paper
• Designed an efficient method which allowed searching for Doctor Information using type ahead lookup technology
thereby reducing data entry errors up to 95%
• Environment: MS TSQL, MS Access, MS Excel, Netezza, MS SharePoint
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7. • Created MS Access system with MS SQL backend that is being used to centralize employee performance scoring
and measurements
• Saved the Member Choice Center enormous expense by creating an electronic system which replaced the need
to send faxes using paper
• Designed an efficient method which allowed searching for Doctor Information using type ahead lookup technology
thereby reducing data entry errors up to 95%
• Environment: MS TSQL, MS Access, MS Excel, Netezza, MS SharePoint
Page 6 of 6