Upendra Challa

About

Computer Science graduate with hands-on experience building and deploying machine learning models on real-world datasets. Experienced in Python, SQL, statistics, and end-to-end ML workflows including preprocessing, feature engineering, model tuning, and Streamlit deployment.

Experience

• Python Developer Intern
  Noki Technologies
  Dec 2025 – Mar 2026
• Data Analyst Intern
  Elevate Labs
  Sep 2025 – Nov 2025

Education

• B.Tech
  ACE Engineering College
  Computer Science & Engineering · 2022 – 2026
• Qualification
  MSR Junior College
  MPC · 2019 – 2021
• SSC
  Chimakurthy High School
  2018 – 2019

Skills

• SQL
• Data Preprocessing
• Python
• Machine Learning
• Feature Engineering
• Model Evaluation
• Pandas
• Streamlit
• scikit-learn
• OpenAI API
• Chatbot Development
• XGBoost
• Prompt Design
• Hyperparameter Tuning
• CatBoost
• Generative AI (ChatGPT, Copilot, Gemini)

Projects

• AI Customer Chatbot
  Python, NLP, Intent Recognition

  Built a Python-based chatbot using intent recognition and NLP techniques to classify and respond to customer queries.

• AI Intrusion Detection and Prevention System
  Python, ML Classification, Feature Extraction

  Built an ML classification system to detect anomalous network activity from large-scale traffic data using feature extraction and real-time flagging.

• Restaurant Recommendation Engine
  Python, XGBoost, Feature Engineering

  Engineered features from order history and metadata; trained an XGBoost classifier to predict customer-vendor match probability.

• Accident Severity Prediction System
  Python, scikit-learn, XGBoost, CatBoost, Streamlit

  Engineered an end-to-end ML pipeline on real-world traffic data; trained and compared 7 models with GridSearchCV hyperparameter tuning; deployed via Streamlit for live predictions.

Courses & certifications

• MePro Certification, Level 10 · MePro
• Networking Basics · Cisco
• Programming Essentials · Cisco
• AI & ML Internship · Eduskills
• Machine Learning Internship · AWS