Natasha Mahendran

Data analyst with hands-on experience in portfolio management and performance reporting within the insurance sector. Delivered data-driven materials that directly supported capacity renewal negotiations, improved reporting accuracy, and enhanced stakeholder visibility of key underwriting metrics. Hands-on experience with SQL (PostgreSQL), Power BI, Excel (Power Query), and Python.

PORTFOLIO & UNDERWRITING ANALYST - ROCKBORNE/BRACE UNDERWRITING LIMITED

(2025-06 - 2025-12)

• Owned monthly performance reporting for two underwriting accounts (including a major Canadian portfolio), covering revenue, loss ratios, and KPIs.
• Built and maintained performance tracking tools to monitor underwriting performance and reduce manual reconciliation.
• Validated 12 underwriting dashboards during a system decommissioning project, resolving data discrepancies to ensure reporting accuracy.
• Produced Capital Renewal Data Packs used directly in capacity provider negotiations, supporting successful partnership renewals.
• Supported GAAP revenue forecasting and portfolio analysis, improving documentation and streamlining reporting workflows.

DATA ANALYST (TRAINEE PROGRAMME) - ROCKBORNE

(2025-02 - 2025-06)

• Delivered data analysis and reporting solutions using SQL (PostgreSQL), Python, Power BI (DAX), and Excel across a range of business requirements.
• Designed and implemented a normalised PostgreSQL database for sports league operations, enabling automated performance tracking.
• Built interactive Power BI dashboards from exploratory data analysis across multiple datasets, translating complex data into clear stakeholder outputs.
• Developed a Python web application integrating external APIs and web scraping to analyse and compare holiday destination data.

TUTOR - INTUITION CLUBS AND MYTUTOR

(2022-09)

• Delivered one-to-one and group tutoring in Maths, English, and Science, tracking progress and providing structured feedback to students and parents.

BSc - Mathematics & Statistics - Queen Mary University of London (2020-01 - 2023-01)

St.Michael's Catholic Grammar School (2013-01 - 2020-01)