David Helliwell SQL, Tabelau, Alteryx, Excel, Finance, Big Data
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I am a Senior Finance Manager specializing in sales performance management and Big Data Analytics. From the backend architecture of your data to the analytical models and finally the visualizations, I can help!

I use a vast array of tools for both Data Science and Analytics with a specialty in:

Data Storage and Architecture:
-Google Big Query

ETL Extract, Transform, Load:
-Google Big Query SQL
-Alteryx
-Excel

Visualizations:
-Tableau Dashboards
-Excel Dashboards

Financial Management:
-Sales planning and targets
-Sales Variance Analysis
-Cost Variance Analysis
-Gross Margin Variance Analysis
- Mix and Rate Analysis

Happy to help coach you through your analytics journey whether you are just starting out or are a seasoned pro looking to learn few more skills.

Subjects

  • SQL Beginner-Expert

  • Excel Beginner-Expert

  • Tableau Beginner-Expert

  • Alteryx Beginner-Expert

  • Google BigQuery Beginner-Expert

Experience

  • Senior Financr Manager (Jun, 2015–Present) at The Home Depot Canada, Toronto
    Merchandise planning and analysis for sales and gross margin.
    Combination of financial modelling, data science and business partnering to drive business results

Education

  • Bachelor of Commerce - Accounting Major (Sep, 2010–May, 2015) from Ryerson University, Toronto, Canada

Fee details

    CA$20–500/hour (US$14.08–352.11/hour)

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