Youssef Khalil
Data Analyst, Insights Analyst, Power BI Analyst
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About
Versatile and driven Data Analyst with experience delivering high-impact data solutions across audit,
manufacturing, and retail sectors. Skilled in PySpark, SQL, Power BI, and Databricks, with expertise in transforming large, complex datasets into accurate, actionable insights. Holds an MSc in Data Science and a strong record of building scalable workflows, automating reporting, and improving data quality to support confident, data-driven decisions.
Experience
Data Analyst | Deloitte | August 2025 – Present | Cardiff, UK
● Led the preparation, transformation, and reconciliation of client financial data in Databricks via the
Omnia Platform, ensuring accuracy and consistency across multiple entities and reporting periods.
● Developed PySpark workflows to automate validation and reconciliation, supporting 20+ audit engagements and strengthening data integrity across complex accounting structures.
● Collaborated with audit teams to resolve data discrepancies, apply approved corrections, and maintain full compliance with audit and client standards.
● Processed and standardised datasets exceeding 5 million transaction lines from 10+ clients, delivering structured, audit-ready outputs for full-population testing and analytics.
Business Intelligence Analyst and Developer | TC Group | December 2024 – March 2025 | Bristol, UK
● Automated recurring reports and redesigned Power BI dashboards, cutting reporting time by 60% and improving data accessibility.
● Migrated 75% of Excel-based reports to scalable BI solutions and optimized SQL queries to streamline data pipelines.
● Worked with operations and customer teams to define KPIs and deliver meaningful performance insights.
Education
MSc in Data Science, Merit | University of the West of England Bristol | 2023 – 2024
● Dissertation: Impact of mental and physical health on athletes’ performance using statistical analysis & machine learning
BEng in Electronic Engineering, 2:1 | University of the West of England Bristol | 2020 - 2023
● Dissertation: Universal Axis Encoder Emulator for Testing Trio Motion Controllers
