Rajesh Arudala
Data Analyst | Data Scientist | Data Engineer | Power BI Developer
About Me
Entry-level Data Analyst and Data Science professional with hands-on experience in Python, SQL, Power BI, Excel, and Machine Learning. Completed an intensive Data Science bootcamp at OdinSchool and delivered real- world projects including a Power BI capstone on coffee quality analysis using DAX, AI visuals, and interactive dashboards. Certified by Deloitte, Tata, IBM, and Cisco. Eager to contribute data-driven insights to a forward- thinking organization in Hyderabad.
Experience
Data Analyst
OdinSchoolSep 2025 ---
- Analyzed the Coffee Quality Institute (CQI) Arabica dataset to identify key factors driving Total Cup Points.
- Cleaned and prepared data using Excel and MySQL: removed duplicates, handled missing values,
- standardized fields.
- Built interactive Power BI dashboards with DAX measures, AI visuals, and slicers for advanced dynamic
- reporting.
- Discovered higher altitude and washed processing methods strongly correlate with better coffee quality
- scores.
- Delivered actionable recommendations to improve coffee grading accuracy and quality improvement
- strategies.
- Tools: Power BI, DAX, Excel, MySQL
Developer
Vignan UniversityJan 2025 --- Apr 2025
- Designed and developed a secure online voting platform for college sports management captain selection.
- Implemented role-based access control for admins and users; ensured one-vote-per-user data integrity.
- Built real-time vote casting, live result tracking, event creation, and candidate management modules.
- Received an official Appreciation Letter from Vignan University for project quality.
- Tools: PHP, MySQL, XAMPP, HTML, CSS
Developer
Vignan UniversitySep 2024 --- Nov 2024
- Developed a real-time image detection and classification application using Machine Learning models.
- Performed data preprocessing, image augmentation, and model training to maximize detection accuracy.
- Evaluated model performance using accuracy and validation metrics in Google Colab.
- Tools: Python, Machine Learning, Google Colab
Skills
Data Analysis & Visualization: Power BI
DAX
Excel (Pivot Tables
Advanced Formulas)
Data Cleaning
EDA
Data Visualization
Programming & Databases: Python
SQL
MySQL
C
C++
Java
Machine Learning & AI: Supervised & Unsupervised Learning
Regression
Classification
Clustering
Model Evaluation
Statistics: Descriptive Statistics
Probability
Correlation
Trend Analysis
Tools & Platforms: Google Colab
Jupyter Notebook
VS Code
Git & GitHub
XAMPP
Web Technologies: HTML
CSS
JavaScript
PHP
Education
Bachelor of Computer Applications (BCA)
Vignan University -- Guntur
2022 --- 2025