Thomas Byrne
DATA ANALYST | Power BI Data Analyst | SQL · Python | Retail
+353 87 555 0110
thomas.byrne@example.com
Dublin, Ireland
linkedin.com/in/thomas-byrne-sample
Summary
Data Analyst with 5 years turning retail and supply chain data into decisions. Builds SQL pipelines, Power BI dashboards and Python analyses for teams up to the executive board. Found USD 780,000 in savings and automated reporting that saves 120 hours a month.
Skills
- Analysis: SQL, Python (pandas), statistics, forecasting, A/B testing
- Visualisation: Power BI, Tableau, dashboard design, storytelling
- Data engineering: ETL with dbt, data modelling, data quality checks
- Business: KPI design, stakeholder workshops, executive presentations
Experience
Data AnalystMar 2022 to Present
Greenfield Retail Group, Ireland
Retail group, 140 stores, analytics team of 5.
- Built 45 Power BI dashboards used by 300 managers.
- Found USD 780,000 in savings through supplier pricing analysis.
- Automated weekly sales and stock reports, saving 120 hours a month.
- Improved demand forecast accuracy from 71% to 89%.
Junior Data AnalystJul 2020 to Feb 2022
Swiftpath Logistics, Ireland
Logistics company.
- Wrote SQL models for delivery performance across 12 depots.
- Introduced data quality checks that cut reporting errors by 70%.
Certifications
- Microsoft Certified: Power BI Data Analyst Associate, Microsoft, 2022
- Google Data Analytics Certificate, Google, 2020
Education
- BSc Economics and Statistics, University College Dublin, Dublin, Ireland, 2020
Software
- Tools: SQL Server, BigQuery, dbt, Python, Power BI, Tableau
Languages
English: Native | Irish: Conversational
Additional Information
Nationality: Irish | Driving licence: Valid, Ireland | Availability: One month's notice
