Business Analytics Student at UNL

Hi, I’m Betelhem Tadesse

Aspiring Data Analyst | Turning Data into Actionable Business Insights

I’m a Business Analytics student at the University of Nebraska–Lincoln with a minor in Computer Science. Through projects in Power BI, Python, Excel, SQL, and R, I turn complex data into clear business insights that support better decisions.

Currently seeking Summer 2027 internships in data analytics, business analytics, and supply chain.

📍 Lincoln, NE 📧 laikebetelhem@gmail.com LinkedIn GitHub
Professional portrait of Betelhem Tadesse

About Me

I am pursuing a Bachelor of Science in Business Administration with a major in Business Analytics and a minor in Computer Science at the University of Nebraska–Lincoln.

My goal is to combine analytical thinking, communication, and business knowledge to solve practical problems. My coursework and projects have strengthened my ability to clean data, identify trends, build dashboards, and explain results clearly.

University of Nebraska–Lincoln

Business Analytics Major | Computer Science Minor

Expected Graduation: December 2027

Experience

I combine leadership and customer service experience with analytical problem-solving, communication, and teamwork.

Shift Leader

Dunkin’ Donuts
2023 – Present
  • Coordinate daily operations for 10–12 crew members while supporting scheduling and staffing coverage for approximately 30 employees.
  • Manage inventory, daily bank deposits, customer concerns, and operational priorities.
  • Provide direction during high-volume shifts to maintain efficient workflows and consistent service quality.

Student Assistant / Peer Support

University of Nebraska–Lincoln
Aug 2024 – Mar 2025
  • Supported students with coursework and technology-related questions.
  • Coordinated faculty and student appointments and assisted with daily academic support needs.
  • Collaborated with students on assignments and team projects to improve understanding and task completion.

Library Support Assistant

University of Nebraska–Lincoln
Aug 2023 – Oct 2024
  • Assisted students and staff with library resources, technology issues, and general support requests.
  • Resolved routine resource and technology questions to improve access to campus tools.
  • Maintained an organized, accessible, and welcoming study environment.

Projects

Here are a few projects that reflect my growing skills in analytics, visualization, and business problem solving.

Power BI Sales Performance Dashboard

Business Intelligence / Data Visualization

Analyzed more than 5,000 sales records from 2022–2025 to evaluate revenue, profit, and regional performance across multiple time periods and business segments.

Built an interactive Power BI dashboard with filters and visual comparisons that translated sales patterns into clear business insights.

Power BI Dashboard Design Sales Analysis Data Visualization
Power BI sales performance dashboard screenshot

Customer Churn Analysis

Python / Exploratory Data Analysis

Analyzed contract type, tenure, monthly charges, and customer behavior in Python to identify churn patterns and segment customers into higher-risk retention groups.

Translated the findings into targeted recommendations focused on reducing customer loss and improving retention strategy.

Python Pandas Matplotlib Seaborn Customer Retention

Store Data Analysis & Processing

R / RStudio / Data Cleaning

Cleaned and standardized store datasets in R using 1.5Ă— IQR outlier detection, unit conversion, sorting, validation, and CSV transformation to improve data consistency.

Translated mathematical formulas into reproducible R code for repeatable analytical processing.

R RStudio Data Cleaning Outlier Detection Data Validation

Supply Chain Optimization Model

Excel Solver / Optimization

Built two linear programming scenarios in Excel to maximize profit while accounting for labor, material, demand, and production constraints.

Evaluated feasible corner points and resource boundaries to determine optimal production quantities and identify the highest-profit allocation.

Excel Solver Optimization Linear Programming Decision Making

Skills

A combination of technical skills, analytical tools, and professional strengths that I continue to grow through classwork and projects.

Analytics Tools

Excel Power BI SQL Python Tableau RStudio R

Data Analysis

PivotTables Solver Data Cleaning Visualization Outlier Detection Quality Assurance

Programming

Pandas Matplotlib Java XML Problem Solving

Professional

Communication Teamwork Customer Service Inventory Management

Contact Me

I’m currently seeking Summer 2027 opportunities in data analytics, business analytics, and supply chain. I would love to connect with recruiters and professionals working in data and technology.