DATA • INSIGHTS • DASHBOARDS

Yahya's Portfolio

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Data Analyst Portfolio

Hi, It's Yahya

I'm a

I build business-intelligence experiences that turn raw data into clear decisions — combining Power BI, SQL, DAX, Python, and storytelling into dashboards that feel clean, sharp, and stakeholder-ready.

Certified Power BI Analyst Dashboard Storytelling SQL + Data Modeling

0

Projects Completed

0

Dashboards Built

0

Internship Experience

Analytics Command Center
Revenue Signal
+24.8%
ModelsStar Schema
DAXKPI Logic
StoryExecutive
Yahya Sleiman profile photo

About Me

What I Do

I transform raw business data into clear dashboards, KPIs, and insights that support smarter decisions.

My Focus

Power BI reporting, SQL analysis, data cleaning, DAX measures, dashboard design, and storytelling.

My Mindset

I focus on business value, clean visuals, analytical thinking, and continuous improvement.

Education

2017-2018

High School - General Science

Graduated in General Science with a total score of 16/20, building a strong foundation in analytical thinking and problem-solving.

2020-2022

Online Courses

Completed online courses from FreeCodeCamp and Coursera, gaining valuable skills in web development, programming fundamentals, and problem-solving.

2023

IBM Full Stack Software Developer Certification

Achieved the IBM Full Stack Software Developer certificate, strengthening my knowledge in front-end, back-end, and modern web technologies.

2024 - 2026

Data Analytics & BI Learning Journey

Built strong practical skills in Excel, SQL, Power BI, Python, Power Query, DAX, dashboard design, and analytical storytelling through bootcamp projects and internship work.

Skills

A focused analytics stack built around business intelligence, clean data models, automation, and presentation-ready storytelling.

Power BI

Executive dashboards92%

SQL

Querying & analysis88%

DAX

KPI logic & measures86%

Power Query

Cleaning & shaping84%

Python

Pandas, APIs & apps80%

Excel

Analysis & reporting86%

MySQL

Relational databases82%

Dashboard Design

UX, layout & clarity90%

Data Storytelling

Insights to decisions87%

Data Modeling

Star schema thinking82%

Power BI Service

Publishing & sharing78%

PowerPoint

Presentation design84%

Certifications

Microsoft PL-300

Power BI Data Analyst Associate

View Credential

IBM Full Stack

Full Stack Software Developer

View Credential

Codebasics Internship

Data Analyst Internship Experience

View Credential

Data Analytics Certificate

Professional Data Analytics Program

View Credential

Projects

A cinematic project hub for BI dashboards, Python analytics apps, and SQL case studies — built to feel interactive, premium, and decision-focused.

Business Intelligence

Power BI Projects

Dashboards, DAX, data modeling, KPI design, storytelling, and stakeholder-ready insights.

Business Insights 360 dashboard preview
1.8M+Rows
4Functions
360°BI View
Power BI

Business Insights 360

IT Hardware | Executive Dashboard

AtliQ Grands Hotel dashboard preview
ADRKPI
RevPARMetric
OpsInsights
Power BI

AtliQ Grands Hotel

Hospitality | Revenue Analytics

Shield Insurance dashboard preview
26.8KCustomers
989MRevenue
DAXLogic
Power BI

Shield Insurance

Insurance | Customer & Revenue Insights

Analytics Apps

Python Projects

Automation, pandas analysis, FastAPI endpoints, Streamlit apps, and analytics workflows.

Python expense tracker analytics preview
APIFastAPI
SQLMySQL
3Screens
Python

Expense Tracker Analytics

FastAPI | Streamlit | MySQL

Python analytics app preview
ETLClean
AutoReports
PyPandas
Python

AI Business Analytics Dashboard

Streamlit | Pandas | Business Insights

SQL Case Studies

SQL Projects

Retail revenue analysis, order analytics, schema design, joins, aggregations, stored procedures, and business-ready SQL outputs.

SQL sales ad-hoc analysis preview
JOINSQL
GROUPInsights
KPIOutput
SQL

Sales Order SQL Analysis

MySQL | Orders | Delivery Insights

SQL customer and product analysis preview
CTELogic
SegCustomers
MySQLDB
SQL

Retail Sales SQL Analytics

Revenue | Products | SQL Functions

Project Story

01

Understand

Start with the business question, stakeholders, KPIs, and decision context.

02

Model

Clean data, build relationships, create measures, and prepare a reliable analytical layer.

03

Visualize

Design dashboards with clear hierarchy, filters, trend analysis, and interactive storytelling.

04

Recommend

Turn insights into actions that help teams improve performance and make better decisions.

Contact Me

Interested in working together or reviewing my projects? Let’s connect.

Verified Credential

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