Hello, I'm Abdulrahman Mahamadien Al-Sayed Rayan
Data Analyst & Excel VBA Expert

Harnessing the Power of Data to Drive Innovation & Automation

View my work

About Me

Data Analyst & Excel VBA Expert

Hello! I am Abdulrahman Mahamadien Al-Sayed Rayan, a professional Data Analyst and Excel VBA Developer with over 4 years of experience in data analysis, automation, and interactive dashboard design." Throughout my career, I have successfully completed 85+ projects, helping businesses optimize efficiency, automate processes, and make data-driven decisions. I am dedicated to delivering innovative and intelligent solutions that empower businesses to leverage their data effectively. 🚀 Let’s connect and explore how we can turn data into a powerful driver of success!

Experience Timeline

Experience

Business Intelligence Analyst & VBA Developer | El Gouna Gym Nov 2020 - Aug 2021

Business Intelligence Analyst

Responsibilities
  • Collected, cleaned, and analyzed operational, financial, and marketing data.
  • Built automated dashboards and periodic reports (weekly → annual) for:
    • Financial performance (revenue, profit, loss)
    • Social media performance & marketing ROI
    • Trainer efficiency & KPI tracking
    • Customer growth, retention, and churn analysis
  • Delivered actionable insights and business recommendations to management.
Achievements
  • Provided management with real-time visibility into key business metrics.
  • Enabled data-driven decision-making that improved marketing and operational efficiency.

VBA Developer

Responsibilities
  • Designed and developed a fully automated Excel-based management system using VBA.
  • Built modules for member registration, trainer scheduling, financial tracking, social media tracking, and inventory management.
  • Migrated historical and new operational data, ensuring data quality and accuracy.
  • Created a user-friendly interface for staff to manage daily operations.
Achievements
  • Eliminated paper-based records, reducing errors and increasing efficiency.
  • Centralized operational data into a single automated platform.
Data Analyst | Dar Al-Hout Trading Jul 2021 - Nov 2021
  • Perform ETL for extracting market, operational, and financial data from multiple sources, transforming and modeling it using Excel, resulting in structured datasets ready for analysis in the feasibility study.
  • Clean raw data by fixing nulls, inconsistencies, datatype mismatches, outliers, and duplicates, improving data accuracy by 100% and ensuring reliable decision-making.
  • Build automated financial models and dashboards covering KPIs such as project ROI, profitability, cost breakdowns, and revenue forecasts, providing stakeholders with real-time and scenario-based insights.
  • Analyze market trends, cost structures, and profitability under various assumptions using Break-Even and Sensitivity Analysis, enabling risk-aware investment planning.
  • Develop projected Income Statements, Balance Sheets, and Cash Flow Statements to visualize the project’s financial performance over time.
  • Deliver actionable insights and recommendations through professional presentations and data visualizations, improving communication and aligning stakeholders on key decisions.
  • Collaborate with a multidisciplinary team to integrate technical, operational, and financial findings into a comprehensive feasibility study that guided a high-value investment decision.
Data Analyst | Center of Legal Studies & Research Dec 2021 - Mar 2022
    • Designed and developed 16+ interactive dashboards for the 2022 annual budget, covering multiple departments and functions, each containing up to 4 detailed report pages tailored to specific stakeholder needs.
    • Performed ETL to extract large-scale public sector data from multiple governmental sources, transforming and modeling it in Excel & Power BI for high-performance analytics.
    • Cleaned massive datasets by resolving nulls, inconsistencies, datatype mismatches, outliers, and duplicates, ensuring 100% accuracy for decision-making.
    • Built comprehensive budget analysis models for:
      • The full General Budget
      • Human Resources allocations
      • Budgeted activities & projects
      • Operational services & contracts
      • IT services contracts
      • Committee costs & expert authority expenses
      • Reserves & estimated costs
      • Expense management & contract tracking for expert staff
    • Delivered interactive reports and visualizations to senior management, enabling faster and more informed decisions for public sector financial planning.
    • Developed automated KPI tracking for spending efficiency, budget utilization, and departmental performance.
Data Analyst | TRANSOM Handling Mar 2022 - Apr 2022
    • Performed ETL to extract operational, HR, and sales data from multiple sources, applying transformation and modeling in Excel & Power Query to create a dynamic, auto-updating dashboard.
    • Designed and implemented an interactive Guest Service Dashboard covering KPIs such as Check-in Error, Boarding Error, OTP, Idle Time, OOG Revenue, and manpower utilization.
    • Automated data refresh and visualization to provide real-time insights for operational decision-making.
    • Integrated multiple data streams to monitor flights, sales, contracts, HR metrics, and operational delays, improving reporting efficiency and accuracy.
Data Analyst | MBC Media Solutions (MMS) Jan 2022 - Dec 2022
    • Developed a dynamic HR Dashboard covering the full year of 2022, allowing management to filter and view KPIs by month for detailed workforce analysis.
    • Performed ETL processes to extract HR data from multiple dynamic sources, clean it (removing nulls, inconsistencies, datatype mismatches, duplicates), and transform it into a structured, analysis-ready format.
    • Delivered interactive KPIs including headcount, Saudization %, average salary, years of service, gender distribution, turnover rate, retention trends, training statistics, and part-time/full-time breakdown.
    • Automated calculations and visualizations for workforce demographics such as age distribution, tenure, and department-specific metrics (e.g., Legal Advisor, HR Specialist, Marketing, IT, Sales).
    • Designed advanced filters and drill-down features to enable real-time decision-making for HR managers.
    • Ensured data accuracy and consistency across monthly reports, improving reporting efficiency by 100% compared to manual tracking.
    • Presented actionable workforce insights to stakeholders, supporting strategic HR planning and Saudization compliance goals.
Data Analyst & No-Code App Developer | Makkon Association – Saeed Bin Zaid Complex Oct 2022 - Dec 2022
  • Designed and developed a comprehensive database for Quran memorization circles.
  • Built a no-code application using AppSheet for streamlined data management.
  • Created an interactive dashboard in Looker Studio, visualizing key performance metrics.
  • Automated report generation and data analysis, enhancing decision-making efficiency.

🚀 Tools Used: Looker Studio, AppSheet, Google Sheets, SQL (Database Design).

🔗 View the interactive dashboard and report here
📱 To view a version of the application, click here

Business Intelligence Developer & Excel VBA Expert | Wonderful Vase May 2022 - Jan 2023

Business Intelligence Developer

  • Designed and deployed interactive dashboards for operational, HR, sales, and production insights.
  • Connected multiple internal data sources to provide real-time performance monitoring.
  • Translated business requirements into actionable analytics solutions, enabling better production planning and resource allocation.
  • Provided data-driven recommendations to improve efficiency and profitability.
  • Excel VBA Expert

  • Developed a fully integrated Excel-based ERP system to manage all aspects of factory and company operations.
  • Built modules for employee management, product tracking, raw material procurement, inventory, and financial operations with role-based access control.
  • Automated generation of business documents: quotations, purchase orders, delivery notes, work orders, and expense reports
  • Implemented advanced Excel formulas and VBA automation to improve speed, accuracy, and reduce manual work.
  • Designed dashboards for production efficiency, raw material usage, losses, sales performance, and HR metrics to support informed decision-making.
  • Data Analyst | emtex Empire Of Textiles

    Jan 2023 - Feb 2023

    Data Analyst | Othaim Holding Company Apr 2023 - May 2023
      • Developed a dynamic Collections Performance Dashboard to monitor collectors’ achievement against monthly targets, covering KPIs across multiple timeframes (over 6 months, within 6 months, and total outstanding).
      • Performed ETL processes to extract financial and customer payment data from multiple sources, clean it (removing nulls, inconsistencies, datatype mismatches, duplicates), and transform it into an analysis-ready dataset.
      • Delivered interactive KPIs including: total outstanding balance, overdue amounts (>6 months), discounts, net receivables, customer count, zero-paid customers, payment commitments, actual collections, shortfall amounts, and % achievement.
      • Automated calculations for real-time tracking of collection efficiency, allowing management to identify underperforming collectors and prioritize high-risk accounts.
      • Designed advanced filters and drill-down features enabling the management team to view performance by collector, region, time period, and customer segment.
      • Improved reporting efficiency by over 80% compared to manual tracking, ensuring data accuracy and consistency in monthly performance reviews.
      • Provided actionable insights to senior management, contributing to higher collection rates, reduced overdue receivables, and improved financial health of the company.
    Data Analyst | Saudi Authority for Industrial Cities and Technology Zones (MODON) Mar 2023 - Jul 2023
      • Developed an advanced interactive Projects & Events Management Dashboard to track and manage organizational activities in real time.
      • Consolidated and monitored multiple operational areas including:
        • Meetings scheduling and follow-up
        • Tasks & responsibilities management (M.N)
        • Weekly agency coordination reports
        • Inter-agency coordination
        • Annual agenda planning
        • Royal decrees & protocol transactions
        • Events & official ceremonies
        • Support unit project tracking
        • Memberships in councils & committees
      • Integrated data from various departments, ensuring all updates were dynamic and synchronized.
      • Delivered insights to senior management for improved project delivery, coordination efficiency, and decision-making.
    Data Analyst | Ministry of Health Saudi Arabia Jul 2023 - Sep 2023
      • Designed and developed an interactive HR Operations Dashboard for the Entry & Exit Office within the Qunfudhah Health Affairs Directorate, enabling real-time tracking of staff attendance, entry/exit times, shift schedules, and leave requests.
      • Performed ETL processes to extract HR and attendance data from multiple internal systems, clean it (removing nulls, duplicates, and inconsistencies), and prepare it for analysis.
      • Delivered automated electronic reports including: daily attendance, absence summaries, shift allocations, and leave statistics, significantly reducing manual workload.
      • Built a digital shift management and attendance monitoring system that replaced manual paper-based tracking, improving efficiency and accuracy.
      • Developed real-time KPIs to monitor punctuality, leave patterns, shift compliance, and overall workforce availability.
      • Provided actionable HR insights to management, supporting effective workforce planning and operational decision-making.

    Freelance Excel VBA Expert

    Jan 2020 - Aug 2024

    Completed 38+ projects in Excel VBA, including report automation, dynamic dashboards, data entry forms, and database integration.

    Freelance Data Analyst

    Mar 2020 - Aug 2024

    Completed 45+ projects in data analysis using Python & SQL, dashboard creation, and report automation.....etc.

    Education Section

    Education

    Bachelor's Degree in Computer Science & Artificial Intelligence
    Sohag University, Sohag, Egypt
    Currently Studying
    Oct 2025 - May 2028

    Skills Section

    Skills

    Technical Skills

    Database Icon

    Python

    Core Libraries for Data Analysis:

    • Python Fundamentals
    • Data Manipulation & Analysis (Pandas, NumPy)
    • Data Cleaning & Preprocessing
    • Data Visualization (Matplotlib, Seaborn)
    • Interactive Environments (Jupyter Notebooks)
    Database Icon

    SQL

    Key Expertise:

    • Querying Data – Using SELECT, WHERE, GROUP BY, HAVING, ORDER BY
    • Data Cleaning & Transformation – Handling missing values, formatting dates, and modifying data
    • Joins & Relationships – INNER JOIN, LEFT JOIN, RIGHT JOIN, FULL JOIN
    • SQL Functions – Aggregate functions (COUNT, SUM, AVG), string and date functions
    • Data Manipulation – Using INSERT, UPDATE, DELETE to modify data
    • Database Design & Normalization – Understanding primary & foreign keys, normalization concepts
    • Writing complex queries for data extraction, transformation, and analysis
    Database Icon

    Power BI

    Key Skills:

    • Power Query – Data transformation and cleansing
    • Data Modeling – Creating relationships and optimizing datasets
    • Data Visualization – Designing insightful and interactive reports
    • Connecting to Multiple Data Sources
    • Automating dashboards with shareable links
    Database Icon

    Data Visualization & BI Tools

    Key Skills:

    • Tableau – Designing interactive dashboards for data-driven decision-making.
    • Looker Studio – Creating dynamic reports and real-time visualizations.
    • Integrating multiple data sources and automating business insights
    Database Icon

    Excel

    Key Expertise:

    • Data Cleaning & Transformation – Handling missing data, text functions, and structuring datasets
    • Advanced Formulas & Functions – IF, SUMIF, COUNTIF, INDEX-MATCH, XLOOKUP, etc.
    • Complex Formulas – Nested formulas, array formulas, and dynamic functions
    • Power Query – Automating data extraction, transformation, and loading (ETL)
    • Pivot Tables & Pivot Charts – Summarizing and analyzing large datasets effectively
    • Data Visualization – Creating insightful charts, dashboards, and conditional formatting
    Database Icon

    VBA Programming

    Key Expertise:

    • Automating Tasks – Writing and managing Macros to streamline workflows
    • Custom Functions (UDFs) – Creating user-defined functions for advanced calculations
    • User Forms & Controls – Designing interactive forms and input interfaces
    • Data Processing & Integration – Connecting Excel with external databases and applications
    • Debugging & Error Handling – Writing efficient, error-free VBA code
    Database Icon

    Statistics

    Key Expertise:

    • Descriptive & Inferential Statistics
    • Probability Distributions
    • Hypothesis Testing
    • Confidence Intervals
    Database Icon

    Business & Strategic Analysis

    Key Expertise:

    • SWOT & PESTEL Analysis
    • Data-Driven Decision Making

    Soft Skills

    ✅ Attention to Detail 🧐

    Key Expertise:

    • Identifying patterns and anomalies in data
    • Ensuring data accuracy and consistency

    ✅ Critical Thinking 🤔

    Key Expertise:

    • Evaluating data-driven insights
    • Making logical decisions based on evidence

    ✅ Problem-Solving 🛠️

    Key Expertise:

    • Analytical Thinking
    • Creative Solutions
    • Critical Reasoning

    ✅ Storytelling with Data 📊

    Key Expertise:

    • Presenting insights in a clear, engaging way
    • Simplifying complex data for non-technical audiences

    ✅ Curiosity & Continuous Learning 📚

    Key Expertise:

    • Staying updated with new tools and technologies
    • Exploring different analytical approaches

    ✅ Communication 🗣️

    Key Expertise:

    • Public Speaking
    • Active Listening
    • Persuasive Writing

    ✅ Teamwork 🤝

    Key Expertise:

    • Collaboration
    • Conflict Resolution
    • Interpersonal Skills

    ✅ Leadership 🌟

    Key Expertise:

    • Decision Making
    • Delegation
    • Motivation

    ✅ Time Management ⏳

    Key Expertise:

    • Prioritization
    • Planning
    • Meeting Deadlines

    ✅ Adaptability 🔀

    Key Expertise:

    • Flexibility
    • Open-mindedness
    • Quick Learning

    Services

    Advanced Data Analysis

    ✔ Gain actionable intelligence to support smarter business decisions.

    ✔ Transform raw data into clear and compelling reports with interactive dashboards.

    ✔ Identify trends, patterns, and opportunities to drive business growth.

    Database Icon

    Interactive Dashboard & Report Design

    ✔ Simplify complex data with stunning visual reports.

    ✔ Track performance, detect trends, and make data-driven decisions with ease.

    ✔ Consolidate data from multiple sources for a 360° business overview.

    ء

    Process Automation & Software Development

    ✔ Save time and reduce errors by automating manual tasks

    ✔ Enhance productivity with tailor-made solutions that fit your business needs

    ✔ Integrate Excel, SQL, and Power BI for real-time data updates and seamless reporting.

    Book a consultation

    ✔ Get tailored advice to solve your specific business challenges.

    ✔ Discover best practices to enhance data efficiency.

    ✔ Let's discuss how we can turn your data into a powerful decision-making tool!

    Certificates

    CS50 congratulates

    Harvard university More details

    CS50x: Computer Scienc

    Harvard university & edx More details

    Data Analytics Essentials

    Cisco More details

    Data Analysis Using Power Bl

    Eyouth More details

    Database Design

    Eyouth More details

    Microsoft Office Specialist Word Associate Microsoft 365 Apps

    Microsoft Corporation More details

    fundamentals of digital marketing

    Google & IAB Europe More details

    Digital Marketing

    Google & Ebda3 More details

    ( AI & Metaverse tools for Educational content)

    Ministry of Education and Distance Learning in Egypt More details

    Programming in a language[vba]

    Edraak Foundation More details

    Excel Dashboard

    Edraak Foundation More details

    Advanced skills in Excel

    Edraak Foundation More details

    Advanced Excel

    Edraak Foundation More details

    ICDL

    ICDL More details

    Portofolio

    Exploratory Data Analysis & Visualization of Sales Data by python

    Data Analysis and wrangling with Python More details

    E-commerce Integrated Dashboard

    Data Infrastructure and Analytics More details

    Startup Expansion Dashboard

    Data Infrastructure and Analytics More details

    Smartphones Dashboard

    Data Infrastructure and Analytics More details

    Sales Dashboard by Tableau

    Data Infrastructure and Analytics More details

    Statistics of the Strategic Planning and Business Development Agency's human cadres needs for the year 2022

    Data Infrastructure and Analytics More details

    Dashboard Solution Transforms Event Management, Sales Up by 400%

    Data Infrastructure and Analytics More details

    Interactive dashboard to measure monthly and yearly performance

    Data Infrastructure and Analytics More details

    HR Report 2022

    Data Infrastructure and Analytics More details

    Interactive Analytics Dashboard for Quranic Circles Performance – Makkon Association

    Data Infrastructure and Analytics More details

    Interactive dashboard for sales management and customer targeting

    Data Infrastructure and Analytics More details

    powerful report on students' performance at school

    Data Infrastructure and Analytics More details

    Project Performance Dashboard

    Data Infrastructure and Analytics More details

    مشروع برنامج متكامل لإدارة شركات سياحية لإدارة شركة الاجنجة البيضاء & فاطمة الزهراء

    Desktop software development More details

    Professional car showroom management software

    Programming professional programs in Excel More details

    Create a huge and powerful project management program wonderful vase

    Programming professional programs in Excel More details

    Create an integrated program to enter employee data

    Programming professional programs in Excel More details

    Human Resources and Personnel Management Program

    Programming professional programs in Excel More details

    Customer reviews

    Abdulaziz.A @Abdulaziz.A

    خدمة ممتازة والشخص متمكن في عمله . أنصح به

    Imad H..A @Imad H.

    شاب ممتاز وذو خلق رفيع واطلع للعمل معه في كثير من الأعمال القادمة

    .Ra Q @.Ra Q

    يشرفني العمل مع الاستاذ و انصح الجميع بالعمل معه لمن يبحث عن الجودة و العمل الممتاز

    .Eman A @.Eman A

    ممتاز ومتعاون انصح بشده

    .Abdullah Sami @.Abdullah Sami

    الأخ عبدالرحمن شخص متمكن وفاهم للاكسل بشكل رائع , كنت في البدايه متشكك في مهاراته بسبب سوء تفاهم في المطلوب لكنه بعد ذلك فاجأني بشكل كبير وكان ينفذ كل شيء أطلبه دون كلل او ملل وبكل احترافيه , الرجل خلوق ومحترم ... اذا كنت مهتم بهذه الخدمه فأنصحك بالتعامل مع عبدالرحمن فهو يقدملك ( سعر جيد + جوده )

    omar abodi @omar abodi

    مماشاء اددب واحترراف في الشغل

    Saud Al-Duwaihi @Saud Al-Duwaihi

    شكرا علي الخدمه المميزه وعلي التعاون في التعديلات . وبأذن الله لينا تعاملات تانيه مع بعض .

    Abdulrahman Algeldany @Abdulrahman Algeldany

    انصح تعامل معه شخص يعرف ما يفعل، وسيع البال يسلمك مشروعك وانت راضي عنه

    .Mohammed Al Yaqoubi @.Mohammed Al Yaqoubi

    متعاون وفنان ورائع ججدا الشاب عبدالرحمن مُبهر له من اطيب الدعوات

    .Anhar K. @.Anhar K.

    رجل مميز و احترافي شكراً لك.

    .Ali Q. @.Ali Q.

    شخص محترف ومتعاون

    Let's work together

    Phone

    +201011822156

    Email

    rayan@abdulrahman-rayan.com