
Levent Ibicioglu
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Data Analyst / Analytics EngineerPython | MS SQL Server | PostgreSQL |Excel | Tableau | Amazon Redshift | Tableau Prep/ Server | Alation | AWS | SSIS | Snowflake
Companies I worked for
Charter Communications
About the company:
- Industry: Telecommunication
- Headquarters in Stamford
- 75th company in Fortune 500

VillageCare MAX
About the company:
- Industry: Healthcare
- Located in West Village, Manhattan.
- VillageCare works with the biggest insurance companies in New York City.

Career Highlights
2023–Present: Data Analyst at Charter Communications’ headquarters in Stamford, CT, a Fortune 42 company. Collaborate with a multidisciplinary team of analysts, scientists, and engineers, utilizing SQL Server, Tableau, Excel, and Python to drive insights and improve processes. Gained extensive experience in Call Center Reporting, Customer Experience (CX), Retention, and Finance domains, contributing to business strategies and decision-making.
2022–2023: Served as a Business Data Analyst in the healthcare sector at VillageCare, NYC. Operated in a fast-paced environment, leveraging Tableau Desktop/Prep, Excel, PostgreSQL (via DataGrip), and Python. Developed domain expertise in Medicare, Medicaid, MLTC, and HIPAA compliance.
2020–2021: Worked at Mynes LTD, an e-commerce company specializing in rug and carpet sales across Europe. Managed transactional and sales datasets, conducted ROI calculations, and played an active role in developing marketing strategies through data-driven project management.
Other Experiences: Sales Consultant - Prisco - NJ, USA | Trader Joe's - Sales Associate | Leuven Value Network (LVN) - Marketing Analyst (Internship)
Education
Katholieke Universiteit Leuven, Bachelor of Science in Business Administration (Times Higher Education world ranking: 45), Belgium.
William Paterson State University, Bachelor of Science in Business Administration, New Jersey, USA.
Bergen C. College: Associates of Science in Business Management, New Jersey, USA.
International Baccalaureate (IB) Diploma Program, High-School, Warsaw, Poland
Microsoft SQL Server

Experience: 3 years
Level: Advanced
Key Projects
Spectrum Elite Ranking:Created Charter Communication's company-wide Spectrum Elite Ranking Logic. Based on the leaderboards, call center Spectrum promotes employees to senior levels.
XUMO Distribution Rate: built a query that shows the Xumo TV product distributed by each sales agent as well as call center.
Affordable Connectivity Program (ACP) Customers: Created the logic on SQL Server to provide details on Contact and Retention Rates of ACP Customers.
Experienced in: Stored Procedures, Common Table Expressions, Window Functions, Subqueries, Table Creation, Temporary Tables, Global Temporary Tables, Nested Queries and Recursive CTEs
MICROSOFT EXCEL, FLAT FILES
Experience: 7+ years
Level: Advanced
Key Projects
Medicare/Medicaid High Touch Priority: Created a high touch priority list to Customer Experience department of VillageCare and supported Member Services teams by merging flat files and using Excel Power Queries. Company makes outbound calls by referring to the list.
Value-Added Reseller (VAR) Reporting: built a Dynamic Excel Dashboard that shows the top 20 customers based on metrics such as FCR, AHT, TRP, SAM, Contact Rate.
Disney+ Activation Rate Reporting: Created an Excel Report by utilizing Power Pivot and Power Query. Report illustrates Activation Rates of Disney+ customers.
Experienced in: VBAs, Power Query, Power Pivot, Formulas and Evaluation, Pivot Tables, Automated File Refresh
PYTHON

Experience: 3 years
Level: Advanced
Libraries used: sqlalchamey, Pandas, Numpy, Matplotlib, Win32com.client, re, time, os, xlwings.
Key Projects
Excel file Automation: Automated Excel Files to send out reports on a daily basis through remote server. Script functions as refreshing the power queries connected to Excel File and saves it with yesterday's date in a directory defined. The script resulted in Spectrum's internal team to gain more free time on a daily basis.
Mention Rate Data Cleaning: Script pulls data from an internal Tableau server, cleans and transforms the dataset and loads it into destination csv file in SSIS proccessing folder for Data Engineering team.
OTC Analysis: VillageCare had an issue with members who did not know about their Over the Counter benefits. Script written analyzed and identified the members who were not aware of their OTC benefits. Member Services made out-bound calls to members who were in the script output.
TABLEAU
Experience: 3+ years
Level: Proficient
Tools Used: Tableau Prep, Tableau Desktop, Tableau Server
Global Terrorism - University of Maryland
Amazon - E-commerce analysis
PostgreSQL (Via DataGrip)
Experience: 2+ years
Level: Proficient

The query codes are hidden due to privacy agreement of my work.

