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StevenTapscott/README.md

Hi, I'm Steven!

Data Analyst | Business Intelligence | Data Science | SQL | Power BI | Python


I'm a data enthusiast with a passion for transforming raw data into actionable insights. I enjoy working with real-world datasets, performing analysis, and visualising results to support data-driven decision-making. I specialise in SQL, Python, Power BI, Tableau, Excel and data visualisation.

Skills

Programming Languages

PythonSQL

Tools

GitGitHubVS CodeJupyter NotebookPower BIPower AppsPower AutomateDataverseTableau

SQL

SQL JoinsSQL AggregationsSQL CTEs

Excel

ExcelExcel Data CleaningExcel Data AnalysisExcel Pivot Tables

Data Science & Machine Learning

PandasNumPyMatplotlibSeabornScikit-LearnTensorFlowKeras


Featured Projects

SQL Projects

Python/Data Science Projects

Power BI Projects

Tableau Projects

Excel Projects

Power Apps, Power Automate & Dataverse

Misc Events

Operating Systems

Windows



Certifications

CompTIA Data+ DA0-002

CompTIA Data+ ce

Data Foundations Analyst

Data Foundations Analyst

BCS Business Analysis Foundation

BCS Business Analysis Foundation

GitHub Stats

GitHub Contribution Chart

GitHub Streak

Contact

Thanks for visiting!

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  1. SQL_Premier-League-Database-ProjectSQL_Premier-League-Database-ProjectPublic

    Designed and built a normalized Premier League SQL Server database from raw CSV data using ETL workflows, dimension/fact tables, and relational modelling. Performed data cleaning, validation, and a…

    Jupyter Notebook 1

  2. SQL-CIA_Factbook_AnalysisSQL-CIA_Factbook_AnalysisPublic

    SQL demographic analysis project exploring CIA World Factbook data using SQL queries, aggregations, subqueries, and statistical analysis to examine population trends, population density, growth rat…

    Jupyter Notebook 1

  3. Predictive-Sales-Forecasting-Dashboard-with-BIPredictive-Sales-Forecasting-Dashboard-with-BIPublic

    Intermediate Power BI forecasting dashboard project using star schema modelling, Power Query, DAX, time intelligence, and predictive forecasting to analyse sales performance, regional trends, KPI m…

    1

  4. Python-Notebooks-COVID-19-Data-Exploration-Python-Notebooks-COVID-19-Data-Exploration-Public

    A comparative time series analysis of COVID-19 cases, deaths, and vaccination rollout across G8 countries using public health data from Our World in Data. The project applies rolling averages, anno…

    Jupyter Notebook 1

  5. BI-Customer-Segmentation-RFM-AnalysisBI-Customer-Segmentation-RFM-AnalysisPublic

    Power BI RFM customer segmentation dashboard analysing customer recency, frequency, and monetary behaviour using DAX, Power Query, and interactive visuals to identify high-value customers, churn ri…

    1

  6. Data-Cleaning-Transformation-PipelineData-Cleaning-Transformation-PipelinePublic

    Built a refreshable ETL pipeline in Excel using Power Query and the Olist E-Commerce dataset. Imported, cleaned, transformed, validated, and merged multiple datasets into a single analytical table,…

    1