ÖY

Özgür Yaşar

Data & BI Specialist

Data & Business Intelligence Specialist

Özgür Yaşar

I build custom Power BI reporting and dashboard solutions for businesses. I don't just visualize data — I surface meaningful insights that drive real business decisions.

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Expertise

Areas of Expertise

Core Tools

Power BI95%

DAX90%

Power Query88%

Data Modeling85%

Data & Engineering

SQL88%

Python (pandas)75%

ETL80%

Azure Data Factory70%

Strategy & Design

KPI Design90%

Data Storytelling85%

Dashboard UX88%

Career

Experience

July 2024 — Present

Senior Data & BI Developer

Omerd Business Solutions

Providing end-to-end Data & BI solutions for clients across Real Estate, Retail and E-Commerce industries
Designing custom Power BI dashboards and managing data modeling processes
Building SSIS packages to develop end-to-end ETL pipelines from source systems to the reporting layer

January 2023 — June 2024

Senior Data & BI Analyst

RAMS Türkiye

Delivered 20+ Power BI reports and dashboard projects end-to-end
Built reporting infrastructure through ETL processes and data modeling
Developed dashboard and analytics solutions for different business units

July 2022 — December 2022

CRM Data Analyst

Hepsiemlak

Performed business intelligence analysis and reporting on CRM data
Integrated CRM data sources into the reporting infrastructure through ETL processes
Generated insights from customer data through statistical analysis

May 2020 — May 2022

CRM Data Analyst

TRIGO

Worked as a consultant on the OYAK Renault project handling data analysis, reporting and visualization
Built data querying and reporting infrastructure on Microsoft SQL Server
Analyzed operational data using statistical methods and turned it into reports

Academic

Education

2013 — 2018

Electrical & Electronics Engineering (100% English)

Çukurova University

Completed my bachelor's degree in Electrical & Electronics Engineering, fully taught in English

2017

Erasmus Exchange Student

Lodz University of Technology

Spent a semester in Poland as an Erasmus exchange student at Lodz University of Technology

Certifications

Microsoft PL-300

Power BI Data Analyst Associate

Microsoft · 2023

DP-900

Azure Data Fundamentals

Microsoft · 2022

SQL Advanced

HackerRank SQL (Advanced)

HackerRank · 2022

Why Me?

Why Work With Me?

Freelance Flexibility

Fast turnaround, direct communication, and flexible working model — faster than an in-house team.

Measurable Results

Every report is tied to a KPI goal. Functional solutions designed to extract decisions from data, not just look pretty.

Long-Term Support

The work doesn't end at delivery. I'm available for updates, maintenance, and improvements after handoff.

Let's work together

Get in touch about your project today.

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