Ranjitha U.
AI Agent Evaluation Analyst
Experience
Apr 2024 - Nov 2025
1 year 8 monthsElfershausen, Germany
Working Student and Master Thesis AI
ZMI GmbH
- Build an AI Setup Assistant using small language models and prompt engineering to extract structured JSON from natural language via REST workflows.
- Expanded the system into a conversational chatbot with Text-to-SQL capabilities for natural language interaction with SQL databases.
- Designed and integrated a schema (knowledge base) for all database tables, stored in a vector database to enable contextual retrieval.
- Implemented a Retrieval-Augmented Generation (RAG) pipeline, leveraging the schema for improved accuracy, contextual understanding, and query performance.
- Deployed the Text-to-SQL chatbot and RAG system using Docker containers.
Mar 2024 - Aug 2024
6 monthsReinforcement Learning Agent for Blackjack Decision-Making
- Designed and trained a reinforcement learning agent to play Blackjack by applying Q-Learning for adaptive decision-making under varying rule sets.
- Benchmarked the agent’s performance against traditional approaches (Basic Strategy, Point Counting) to measure improvements in strategy optimization.
- Developed and analyzed a Q-Table–based model to study policy convergence, decision accuracy, and long-term reward maximization in gameplay.
Nov 2023 - Feb 2024
4 monthsSudoku Puzzle Solver Using Artificial Neural Network
- Built a two-phase machine learning model in PyTorch to solve Sudoku puzzles end-to-end.
- Trained a digit recognition model on the MNIST dataset, achieving 99% accuracy in identifying and localizing digits.
- Developed a CNN-based solver to fill missing cells, reaching an 80% puzzle completion success rate.
- Applied Python, PyTorch, and computer vision techniques for model design, training, and evaluation
Mar 2022 - Jul 2022
5 monthsBengaluru, India
Software Intern
Societe Generale
- Supported the GTS Department (GTC/DWS/CPS-Paris1000333) by resolving service tickets ( AD renaming, group formation, account creation, data relocation) using Jump and Impulse tools.
- Gained hands-on experience in Active Directory (AD) administration, including user/group management, logical structure organization, and security through authentication and access control.
- Contributed to network and data management operations, ensuring accurate issue resolution, compliance with owner expectations, and smooth system functionality across multiple regions (EUR, ASI).
Apr 2021 - Aug 2021
5 monthsRestaurant Management
- Developed a Restaurant Management System using Python, SQL, HTML, and CSS to streamline table allocation, order handling, and customer service.
- Enabled employees to efficiently manage client requests, track free tables, and process orders in real time.
- Improved operational efficiency and customer experience by integrating database-driven order management with a user-friendly interface.
Languages
German
AdvancedEnglish
AdvancedEducation
Mar 2023 - Oct 2025
Technische Hochschule Würzburg-Schweinfurt
Master in Artificial Intelligence · Artificial Intelligence · Würzburg, Germany
Jan 2021 - Aug 2022
Siddaganga Institute of Technology
Master of Computer Applications · Computer Applications · Tumakuru, India
Jun 2017 - Sep 2020
Vidyavahini First Grade College
Bachelor of Computer Application · Computer Application · Tumakuru, India
Certifications & licenses
Big Data Analytics- Certificate
IBM
Programming Essentials In Python
Cisco
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