Sridhar Velmani

Sridhar Velmani

Data Analyst
India
English, Hindi
Part-time On-site

About Me

Data analyst with a B.Sc. in AI & Machine Learning and UK work experience maintaining and reporting on stock, pricing and sales data at Shell, London. Uses SQL and Python to extract, clean, analyse and report data, and b…

Experience

Customer Service Assistant – Stock & Data Management

Shell · London, UK
Mar 2025 - Jan 2026 · 10 months

<p>Checked closing till balances against fuel volume sold and stock records at the end of each shift.</p><p> Investigated and resolved till and system discrepancies.</p><p> Maintained stock and pricing records for roughly 250–300 products in the backend system.</p><p> Entered new products, updated prices, and tracked sales.</p><p> Built stock spreadsheets and an expiry-tracking chart to identify best-sellers and flag items nearing expiry, informing reordering.</p>

Skills

SQL PostgreSQL CTEs window functions indexing typed schemas constrained schemas data extraction data-quality checks cohort analysis RFM analysis Python Pandas NumPy Matplotlib Seaborn ETL data cleaning validation Excel automation Power BI dashboards KPI reporting Excel formulas pivot tables exploratory analysis stakeholder reporting revenue analysis rules-based validation unit testing reconciliation root-cause analysis Git GitHub Docker OCR OpenCV Tesseract RapidFuzz scikit-learn Random Forest Isolation Forest ROC-AUC
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