Sangeetha Santhoshkumar
Belfast,BFS
Summary
Data Analyst, bringing over 2+ years of hands-on experience in transforming data into strategic insights that drive business growth. With a Master’s degree in Data Analytics, I have successfully delivered impactful solutions across fraud detection, performance optimization, sales analysis and geospatial analytics. Highly proficient in tools such as Python, R, SQL, Qlik Power BI, and Tableau. I specialize in predictive modeling, statistical analysis, and business intelligence reporting. I take pride in my ability to communicate complex data findings in a clear and actionable way, helping organizations make faster, smarter decisions. Known for being detail-oriented, business-focused, and results driven, I am now ready to contribute my skills to a dynamic, forward-thinking team.
Overview
4
4
years of professional experience
1
1
Certification
Work History
Bank Fraud Analyst
Lloyds Banking Group
02.2025 - Current
- Proactively identified and escalated over 30 high risk transactions daily by leveraging advanced SQL queries and fraud pattern modelling, resulting in a 30% reduction in financial losses.
- Improved fraud detection accuracy by redesigning python- based logic, leading to a 20% decrease in false positives and enhancing operational efficiency.
- Ensured 8% adherence to FCA compliance standards by developing and maintaining automated audit pipelines embedded with robust quality control measures.
Customer Service and Sales Analyst
Subway
11.2023 - 05.2025
- Conducted in-depth analysis of purchase and customer demand trends using Excel-based dashboards and pivot models, enabling data- driven stock optimization and contributing to a 15% increase in sales performance.
- Minimised product wastage by 15% through implementation of time series-based inventory forecasting models, ensuring better alignment between supply and demand cycles.
- Spread headed reporting and workflow enhancement initiatives, streamlining operational process and contributing to 20% improvement in service delivery time, positively impacting customer satisfaction and team productivity.
Data Analyst Intern
Devenish
06.2024 - 09.2024
- Developed and deployed Random Forest and Gradient Boosting models to predict operator performance, resulting in a 75% improvement in productivity and more efficient workforce allocation.
- Designed and implemented interactive Qlik dashboards to monitor real-time shift KPIs, significantly reducing delays and enhancing operational visibility.
- Applied clustering algorithms for operator segmentation, enabling targeted data-driven HR training programs that improved team effectiveness and skill alignment.
Data Analyst Intern
Government of Kerala
01.2022 - 04.2022
- Analysed over 1 million records using R and Excel to generate insights supporting rural development programs, driving data-informed policy decisions.
- Automated complex data cleaning and preprocessing workflows in R enhancing data accuracy by 15% and reducing manual effort.
- Developed and deployed regression models to predict crop yields, enabling more efficient resource planning and improving fund allocation by 20%.
Education
MSc - Data Analytics
Queen’s University Belfast
12.2024
BSc - Statistics
University of Kerala
04.2022
Skills
- Data Science & Analytics: Statistical Modelling, Risk Analysis, Cost and Performance Analytics, Machine Learning, AI Integration, Object-Oriented Programming, Predictive modelling
- Statistics: Probability theory, Multivariate analysis, Time series forecasting, Queuing theory, Operation Research, Hypothesis testing, Regression analysis
- Programming & Tools: Python, R, SQL, Scikit-learn, Pandas, NumPy, Matplotlib, Seaborn, GeoPandas
- Business Intelligence: Power BI, Tableau, QlikSense, Excel (Advanced), KPI Dashboards, Data Storytelling
- Data Management: Data Collection, Data Cleaning, Data Validation, Feature Engineering, ETL, Database Design, SQL Query Optimization
- Soft Skills: Team Collaboration, Communication with Researchers, Documentation, Agile, Adaptability, Problem Solving, Cross-Functional Collaboration, Continuous Learning
Certification
- Advanced data analysis using Excel, Coursera 2025
- Data analysis with SQL, IBM 2024
- Google Professional Certificate in Data Analysis, Google 2023
- Python for Data Science, Data Camp 2023
Timeline
Bank Fraud Analyst
Lloyds Banking Group
02.2025 - Current
Data Analyst Intern
Devenish
06.2024 - 09.2024
Customer Service and Sales Analyst
Subway
11.2023 - 05.2025
Data Analyst Intern
Government of Kerala
01.2022 - 04.2022
BSc - Statistics
University of Kerala
MSc - Data Analytics
Queen’s University Belfast
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