Modi Preyal preyal2

📊 Data Analytics | 🤖 Machine Learning | 💻 Software Development | 🚀 Building Scalable Solutions

👨‍💻 About Me & Engineering Philosophy

profile:
  name: Preyal Modi
  title: Data Analytics & Machine Learning Engineer | Software Developer
  slogan: "📊 Data Analytics | 🤖 Machine Learning | 💻 Software Development | 🚀 Data-Driven Solutions"
  core_toolkit: [Python, Pandas, NumPy, Scikit-Learn, PyTorch, TypeScript, React, SQL, Seaborn]
  focus: Uncovering hidden data insights, training predictive models, and building scalable software systems.

📊 Data Analytics & Business Intelligence: Wrangling complex multi-dimensional datasets, hypothesis testing, identifying commercial trends, and translating raw telemetry into clear executive insights.
🤖 Machine Learning & Predictive Modeling: Developing supervised and unsupervised models (regression, classification, clustering, ensemble methods) with Scikit-Learn, XGBoost, and neural architectures.
💻 Software Engineering & Application Development: Designing scalable, clean, and responsive applications—from modern interactive frontends to modular APIs and robust database schemas.
📈 Data Storytelling & Visualization: Translating statistical outputs into intuitive dashboards and publication-grade charts using Matplotlib, Seaborn, Chart.js, and Plotly.
🎓 Computer Engineering Foundations: Grounded in strong computer science fundamentals—Data Structures & Algorithms, Object-Oriented Design, and Database Management.

🧰 Technical Skills & Capabilities

Domain	Technologies, Frameworks & Libraries
📊 Data Analytics & Wrangling
🤖 Machine Learning & AI
💻 Frontend & Web Development
⚙️ Backend & APIs
📈 Visualization & Storytelling
🗄️ Databases & Storage
☁️ Cloud & Dev Tools

🚀 Featured Projects — Data Analytics, AI & Software Engineering

🎬 Movie Data Analytics & Box Office Intelligence

Exploratory Data Analysis: End-to-end statistical analysis of 10,000+ films (1960–2015) examining budget, runtime, revenue, and genre trends.
Key Analytical Findings: Discovered high-budget movies achieve >50% higher audience popularity, identified the 100–180 min runtime sweet spot, and verified popularity-to-profit conversion.
Advanced Visualizations: Built multi-decade dual heatmaps (budget × genre × year & revenue × genre × year) with cubehelix colormaps.

💻 View Notebook & Code ↗

🤖 AI Technical Interview Coach & Evaluator

Intelligent Evaluation Engine: Real-time candidate evaluation across 5 domains (DSA, Frontend, Backend, System Design, Behavioral) with multi-criteria scoring rubrics.
Speech & Voice Interaction: Dual audio question narration and real-time speech-to-text voice dictation using the Web Speech API.
Live Code Sandbox: In-browser test runner executing Python, JavaScript, TypeScript, Java, and C++ with runtime logging.

💻 View Source Code ↗ • ⚡ Live Web App ↗

🚌 Smart College Transport Portal

Real-time Transit: Interactive simulated GPS radar tracking engine with live bus stop progression and route maps.
Voice Accessibility: Automated voice announcements for approaching stops powered by HTML5 Web Speech API.
Smart Verification: Digital cryptographic student QR bus pass generation and bus seat occupancy heatmap.

💻 View Source Code ↗

🏋️‍♂️ IronCore Gym Management System

Enterprise Architecture: Full-stack MVC application with modular routing, CSRF protection, and secure session management.
Triple-Tier RBAC: Distinct access-controlled portals for Administrators, Trainers, and Members.
Financial & Attendance Analytics: Interactive Chart.js dashboards tracking member retention, subscription plans, and revenue streams.

💻 View Source Code ↗ • ⚡ Live Demo ↗

🧠 Smart Recipe Autonomous AI Agent

Autonomous AI Pipeline: Multi-step agent reasoning workflow evaluating dietary restrictions, allergies, and nutritional constraints.
Dynamic Ingredient Substitution: Context-aware culinary replacement algorithm using semantic prompt chains.
Type-Safe Architecture: Built with TypeScript for strict type checking, robust payload handling, and high reliability.

💻 View Source Code ↗

📚 1,000+ Problem DSA Catalog & Patterns

Comprehensive Algorithmic Corpus: Curated master sheet of 1,900+ problems across Easy, Medium, and Hard tiers.
14 Core Interview Patterns: Complete implementations with UMPIRE problem-solving framework and Big-O complexity analysis.
Interview Vault: Google-tagged interview questions and algorithmic cheatsheets.

⚡ 1000+ DSA Sheet ↗ • 📖 Pattern Chapters ↗

📊 GitHub Activity & Real-Time Analytics

🤝 Let's Connect & Collaborate!

I am passionate about collaborating on Data Analytics pipelines, Machine Learning applications, and Scalable Software Engineering projects.

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