pavithra balaji

pavithra balaji

AI Developer
UAE
Tamil, English
Contract On-site

About Me

AI Developer with 1 year of experience building LLM-powered applications and AI microservices using Python, FastAPI, Google Gemini, and LangGraph. Skilled in Generative AI, LLMs, RAG, AI agents, NLP, multimodal AI, promp…

Experience

AI Developer

VCodeWonders · Pondicherry
Jun 2025 - Oct 2026 · 1 year 3 months

<p>Built 4+ production AI microservices powering HRMS training and interview coaching platforms using Python, FastAPI, and Google Gemini API, reducing manual interview evaluation effort by 40% through automated AI-driven workflows.</p><p> Engineered a 10-model Gemini fallback chain with exponential backoff, improving service reliability during model quota exhaustion and cutting evaluation failures by 60%.</p><p> Designed a multimodal evaluation pipeline using Gemini Files API to process 50+ candidate audio and video submissions with zero-retention file cleanup for secure data handling.</p><p> Integrated OpenAI Whisper for speech-to-text transcription, enabling delivery metrics such as WPM calculation and filler-word detection across 50+ candidate evaluations.</p>

AI and ML Intern

HCLTech Career Shaper Program · Pondicherry

<p>Processed and validated 50,000+ structured records using Python, Pandas, and NumPy, and conducted EDA across 5+ datasets to surface key feature correlations that informed model feature selection.</p>

Skills

Python SQL Google Gemini API LangGraph Prompt Engineering Large Language Models (LLMs) Retrieval-Augmented Generation (RAG) Embeddings Vector Databases AI Agent Systems Multimodal AI FastAPI REST APIs Machine Learning Algorithms Model Evaluation Data Analysis Data Preprocessing Exploratory Data Analysis (EDA) Data Visualization NumPy Pandas Scikit-learn Matplotlib Docker Git GitHub Jupyter Notebook Google Colab VS Code OpenAI Whisper Redis
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