Work Experience
Tech Stack Used
Software Intern | Congruent Solutions, Guindy | Dec 2025 - Jan 2026
- • Performed DB migrations from MySQL to PostgreSQL, including schema mapping, data validation, and migration script updates to maintain integrity across environments.
- • Enhanced existing RAG systems by applying pre-processing and post-processing techniques with approaches like PathRAG and LightRAG, improving retrieval relevance and answer quality for downstream queries.
- • Applied general database query optimization techniques such as indexing strategy updates, query refactoring, and execution plan review to reduce latency in frequently used operations.
Software Development Intern | KNOMADIX AI, Texas (Remote) | Jun-Jul 2025
- • Architected Smart Tutor using Google Gemini Vision API with HTML5 Canvas and Web Speech API for real-time voice-enabled tutoring with visual drawing analysis and adaptive feedback overlays, including live prompt orchestration and context-aware response handling for interactive learning sessions.
Software Development Intern | NEXDHA AI, Chennai | May-Jul 2024
- • Built responsive web applications with JavaScript and RESTful APIs; developed an AI chatbot with NLP capabilities and context management, with improved conversational continuity through structured intent handling and fallback flows.
- • Implemented real-time object tracking using OpenCV with background subtraction and contour detection for speed calculation, and tuned frame processing logic for stable tracking under varying lighting and motion conditions.
Education
Sri Ramachandra Institute of Higher Education and Research
Porur | 2023-27
DAV BGPM
2021-23
Skills
Frontend Development
Backend & Database
AI/ML & Programming
Tools & Cloud
Projects
StreamSmart - AI-Powered Learning Platform
Full-stack application with Next.js 15 frontend and FastAPI backend; integrated AWS services (DynamoDB, S3, OpenSearch, Cognito, Amplify); implemented RAG-powered chatbot with vector-based semantic search; built Chrome extension for YouTube transcript extraction; deployed globally with CloudFront CDN; added AI-generated quizzes and gamification system.
EduGPT - Gemini-Powered Educational Platform
Production-ready Gradio application with Google Generative AI integration; implemented professional Python architecture with pre-commit hooks (flake8, isort) and setuptools deployment configuration.
Django Chatbot with AI Integration
Full-stack conversational AI platform with Django REST backend and responsive JavaScript frontend; integrated NLP-driven chatbot capabilities for seamless user interactions.
Smart Tutor - Voice-Enabled Interactive Learning
Real-time tutoring system with voice recognition and visual analysis; uses Google Gemini Vision for student drawing recognition; implements adaptive learning with shape/object detection and visual feedback overlay.
CRBot - Deep Reinforcement Learning Game AI
Autonomous game agent using PyTorch Deep Q-Network for strategic decision-making; integrated Roboflow computer vision for real-time card/troop detection (66+ classifications); implemented 4-tier decision system with elixir management; containerized with Docker for deployment.
MedChatBot - Medical AI Assistant
Intelligent medical consultation platform trained on expert medical textbooks; provides health diagnosis, treatment recommendations, and evidence-based insights using advanced language model architecture.
About Me
Harisundar.R
Overfitted to system design contents, Undertrained on real-world datasets. Pending Generalization and currently running life in a single node cluster with no horizontal scaling
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Is the Grass really green on the other side
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