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

🔹 Data Analyst & No-Code App Developer | Maqnoon 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

Freelance Excel VBA Expert

Jan 2020 - Aug 2024

• Delivered 38+ Excel VBA projects, automating reports, building interactive dashboards, developing data entry forms, and integrating databases to enhance efficiency and accuracy.

Freelance Data Analyst

Mar 2020 - Aug 2024

Delivered 45+ freelance projects in data analysis, focusing on.

• Data analysis and cleansing: Processed structured data using Python and SQL to ensure accuracy and quality. visualize key metrics and trends.

• Dashboard development and report automation: Built interactive dashboards and automated reports using Power BI, Tableau, and Looker to visualize key metrics and support decision-making.

• Providing strategic insights and recommendations: Identified trends and patterns, delivering actionable insights to enhance business performance.

Skills

Technical Skills

Python

Key Expertise:

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

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

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

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

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

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

Statistics

Key Expertise:

Descriptive & Inferential Statistics
Probability Distributions
Hypothesis Testing
Confidence Intervals

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.

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.

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

sql data analytics project

Data Analysis and wrangling with SQL More details

Exploratory Data Analysis & Visualization of Sales Data by python

Data Analysis and wrangling with Python More details