🎯 InterviewIQ – AI-Powered Interview Performance Analyzer

🚀 AI-Powered Multimodal Mock Interview Platform using LLMs, Speech AI & Computer Vision

Prepare smarter. Practice better. Get hired faster.

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📖 Overview

InterviewIQ is an AI-powered interview preparation platform that simulates real interview experiences and provides intelligent feedback to help candidates improve their interview performance.

Unlike traditional mock interview platforms, InterviewIQ not only asks interview questions but also analyzes every answer, evaluates communication quality, identifies strengths and weaknesses, generates follow-up questions, and provides personalized suggestions using Large Language Models (LLMs).

TThe platform supports Resume-Based, Job Description-Based, Technical, and HR interviews while analyzing technical knowledge, communication skills, confidence, facial expressions, eye contact, and overall interview performance using LLMs, Speech AI, and Computer Vision.

allowing users to practice for specific roles with customized interview sessions.

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✨ Features

Category	Features
👤 User	Authentication, User Profile, Dashboard, Interview History, Resume Upload, PDF Reports
🤖 AI Interview	AI Interviewer, Dynamic Question Generation, Context-Aware Questions, AI Follow-up Questions
🎤 Voice AI	AI Voice Questions (Text-to-Speech), Voice Answer Recording, Speech-to-Text (Whisper), Text Answer Support
😊 Computer Vision	Face Detection, Eye Contact Detection, Head Pose Analysis, Facial Expression Analysis, Attention Monitoring, Confidence Score
📝 AI Evaluation	Answer Evaluation, Technical Score, Communication Score, Confidence Analysis, Question-wise Analysis
💡 AI Assistance	AI Feedback, Improvement Suggestions, Personalized Learning Roadmap, Interview Summary
📄 Interview Types	Resume-Based Interview, Job Description-Based Interview, Technical Interview, HR Interview, Custom Interview
📊 Analytics & Reports	Performance Dashboard, Progress Tracking, Interview Reports, Performance Trends, Weak Topic Analysis, PDF Export
👨‍💼 Admin	User Management, Interview Management, Analytics Dashboard, AI Usage Monitoring, Report Management

🏗 System Architecture

                    +---------------------------+
                    |   React + Vite Frontend   |
                    +------------+--------------+
                                 |
                       REST APIs / WebSocket
                                 |
                    +------------v--------------+
                    |       FastAPI Backend     |
                    +------------+--------------+
                                 |
      +--------------+-----------+-----------+--------------+
      |              |                       |              |
      |              |                       |              |
+-----v-----+  +-----v------+        +-------v------+ +-----v------+
| PostgreSQL|  | OpenRouter |        | Speech AI    | | Computer   |
| Database  |  | (LLMs)     |        | Whisper/TTS  | | Vision     |
+-----------+  +------------+        +--------------+ +------------+
                     |                                        |
         +-----------+-----------+                +-----------+-----------+
         |                       |                |                       |
     +---v----+             +----v----+      +----v-----+          +------v------+
     | Gemini |             | DeepSeek|      | OpenCV   |          | MediaPipe   |
     +--------+             +---------+      +----------+          +-------------+
                                   |
                              +----v----+
                              | Llama   |
                              +---------+

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🛠 Tech Stack

Category	Technologies
Frontend	React.js, Vite, Tailwind CSS
Backend	FastAPI, Python, SQLAlchemy, Pydantic
Database	PostgreSQL
Authentication	JWT, OAuth
AI/LLM	OpenRouter, Gemini, DeepSeek, Llama, Prompt Engineering
Speech	Speech-to-Text APIs,Faster Whisper, Edge TTS
File Processing	PDF Parser, Resume Parser
Deployment	Docker, Render, Vercel, GitHub Actions
Version Control	Git & GitHub

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⚙️ Workflow

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⚙️ Installation

Clone Repository

git clone https://github.com/Aayushh910/InterviewIQ.git
cd InterviewIQ
Backend Setup
cd backend

python -m venv venv

# Windows
venv\Scripts\activate

# Linux/macOS
source venv/bin/activate

pip install -r requirements.txt

uvicorn app.main:app --reload
Frontend Setup
cd frontend

npm install

npm run dev

📂 Project Structure

InterviewIQ/

├── frontend/
├── backend/
│   ├── api/
│   ├── ai/
│   ├── speech/
│   ├── vision/
│   ├── reports/
│   └── models/
│
├── assets/
├── uploads/
├── reports/
└── README.md

📋 Future Scope

• AI Voice Interview
• Webcam-Based Confidence Analysis
• Facial Expression Detection
• Emotion Recognition
• Company-Specific Interview Sets
• Coding Interview Support
• AI Resume Improvement
• AI Career Guidance
• Leaderboards
• Community Challenges
• Multi-language Support

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🎯 Project Goals

• Improve interview confidence
• Reduce interview anxiety
• Provide personalized feedback
• Simulate real interview environments
• Help students prepare efficiently
• Increase placement success

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🤝 Contributing

Contributions are welcome!

1. Fork the repository
2. Create a new branch

git checkout -b feature-name

3. Commit your changes

git commit -m "Added new feature"

4. Push to GitHub

git push origin feature-name

5. Open a Pull Request

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📄 License

InterviewIQ – AI Interview Performance Analyzer

Copyright © 2026 Aayush Savaliya

This project was developed as part of an academic study at CHARUSAT University (CSPIT) for learning and educational purposes.

All Rights Reserved. Unauthorized copying, distribution, or submission of this work as one's own is prohibited.

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✨ Project Creator

Designed, Developed, and Maintained by

Aayush Savaliya

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⭐ If you like this project, don't forget to star the repository!

Made with ❤️ using React, FastAPI, PostgreSQL and AI