
Santhy Thomas
Data Analyst
Salary / Daily rate
Dunstable, UK
Freelance, open to permanent contract
Skills
About me
Intro
Data Analyst with 3+ years' experience transforming complex operational data into clear, actionable insights that drive performance improvement. Skilled in SQL, Power BI, and data transformation, with strong experience analysing multi-source data, identifying inefficiencies, and delivering solutions that improve business processes. Proven ability to go beyond reporting-conducting root cause analysis, spotting trends, and recommending practical actions to improve operational performance. Experienced in managing data pipelines, ensuring data quality, and collaborating with stakeholders to support data-driven decision-making.
Work experience
EQUANS UK & Ireland
Sep 2023 - Feb 2026
2 years 6 months
London, UK
Business Data Manager
Sep 2024 - Feb 2026
1 year 6 months
London, UK
– Developed and maintained Power BI dashboards delivering insight across operations, finance, HR, and commercial performance – Analysed operational data to identify performance gaps, inefficiencies, and risks, providing actionable recommendations to leadership. – Built and optimised data pipelines using Power Query and SQL, integrating data from multiple systems into a unified reporting layer – Automated ETL and reporting workflows using Excel, DAX and Power Query (M), reducing manual reporting effort by approximately 40% (12–15 hours per week). – Performed data extraction, transformation and preparation (ETL) to combine datasets from multiple sources. – Conducted root cause analysis on anomalies and trends, helping teams proactively address issues before escalation – Identified and resolved data quality issues, improving reporting accuracy and consistency. – Delivered monthly and weekly performance reporting to operational leadership. – Produced documentation and user guides for technical and non-technical stakeholders to support data adoption. – Collaborated with stakeholders to define requirements and deliver clear, actionable insight. – Ensured high standards of data governance, validation, and documentation.
Operational Graduate – Data & Reporting
Sep 2023 - Sep 2024
1 year 1 month
London, UK
– Developed automated daily, weekly, and month-end Power BI reports using SQL Server datasets containing millions of rows, improving reporting turnaround time by approximately 30-40%. – Built reporting solutions to monitor performance and support continuous improvement initiatives. – Supported data accuracy through structured quality checks and reconciliations. – Communicated reporting outputs clearly to both operational teams and senior stakeholders.
Data Analyst
Icelab Solutions
May 2020 - Oct 2020
6 months
Indianapolis, IN, USA
– Used MySQL and Python (Pandas) to clean, manipulate, and analyse raw datasets for reporting. – Developed Power BI dashboards to present performance trends and KPIs. – Assisted in improving data processing workflows to enhance reporting reliability. – Presented insights to stakeholders to support data-driven decisions.
Education
University of Hertfordshire
2021 - 2023
2 years 1 month
Kerala Technical University
BTech, Computer Science Engineering
2016 - 2020
4 years 1 month
– GPA: 8.51
Licenses & certifications
Data Analysis
Issued: –
Microsoft Power BI Desktop for Business Intelligence
Issued: –