Waleed Zain

Waleed Zain

Data Analyst
Saudi Arabia
English, Arabic

نبذة عني

Data analyst with 6 months of experience in sales performance analysis and inventory management. Proficient in Python (Pandas, NumPy), SQL, Power BI, and Tableau, with a proven ability to clean, analyze, and visualize la…

الخبرة

Data Analyst (Project-Based)

Revenue & Market Trends
حتى الآن

Analyzed sales datasets comprising over 10,000 records across multiple product categories using Python (Pandas, NumPy) to identify revenue trends and seasonal patterns., Cleaned, validated, and transformed datasets with more than 20 data fields to enhance data quality and ensure consistency before analysis., Engineered 3 interactive dashboards in Power BI and Tableau, visualizing key performance indicators such as total sales, growth rate, and top-performing products., Articulated analytical findings through structured summaries to facilitate simulated business and decision-making discussions.

Inventory Management & Reporting

Inventory Management & Reporting

Designed and implemented a relational database schema using SQL for managing inventory and product-level data., Composed over 15 SQL queries utilizing joins, aggregations, filtering, and grouping to analyze stock levels and inventory turnover., Generated recurring, report-ready query outputs to support operational monitoring and improve data visibility.

Environmental Data Specialist

Marine Science Analytics

Processed and structured real-world marine biodiversity datasets using Excel and data validation techniques., Developed visual summaries that highlighted trends and patterns to support analytical interpretation and reporting.

المهارات

إكسل بايثون (لغة برمجة) حل المشكلات الانتباه للتفاصيل الاتصال نمذجة البيانات نومباي (مكتبة لغة Python) التفكير التحليلي التصور البياني للبيانات باور بي آي تابلو Pandas SQL Joins Aggregations Filtering Reporting & Insights Basic Statistics Data Cleaning & Validation KPI Tracking Reporting Data Cleaning Validation
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