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rayyan-merchant/README.md

πŸš€ Data Scientist β€’ ML Engineer β€’ AI Systems Developer

Typing SVG

Data Science Machine Learning AI Agents Analytics


🎯 About Me

class DataScientist:
    def __init__(self):
        self.name = "Rayyan Merchant"
        self.role = "Data Scientist & AI Engineer"
        self.location = "Building the Future with Data"
        
    def say_hi(self):
        print("Thanks for dropping by! Let's build something amazing together.")
        
    def get_expertise(self):
        return {
            "data_science": ["EDA", "Statistical Modeling", "BI", "Data Storytelling"],
            "machine_learning": ["Forecasting", "Classification", "NLP", "Recommenders"],
            "ai_systems": ["Multi-Agent", "RAG", "Knowledge Graphs", "Reasoning"],
            "data_engineering": ["ETL", "Data Warehousing", "Dimensional Modeling"]
        }

me = DataScientist()
me.say_hi()

πŸ’‘ I transform raw data and complex business problems into production-ready systems, actionable insights, and intelligent solutions


πŸ† Featured Projects

πŸ›οΈ Fashion E-Commerce ML System

End-to-end ML platform for e-commerce intelligence

✨ Highlights:

  • 🎯 Hybrid recommender system
  • πŸ“Š NLP sentiment analysis
  • πŸ“ˆ Time Series demand forecasting
  • πŸ‘₯ Customer segmentation
  • πŸ”„ ETL data pipelines

Role: Team Lead
Timeline: Aug - Dec 2025

πŸ”— View Project β†’

πŸ“Š Data Analytics Portfolio

Business-oriented analysis & visualization projects

✨ Highlights:

  • πŸ“ˆ Exploratory data analysis
  • πŸ“Š Statistical modeling
  • 🎨 Data visualization
  • πŸ’Ό Business intelligence
  • πŸ“– Data storytelling

Focus: EDA & Insights

πŸ”— View Project β†’

🧠 LifeMirror β€” AI Perception Engine

Multi-agent AI for appearance analysis

✨ Highlights:

  • πŸ‘οΈ YOLO vision models
  • πŸ€– LangGraph orchestration
  • πŸ” pgVector semantic search
  • πŸ“ MinIO media storage
  • ⚑ Celery async processing

Status: Side Project
Timeline: March 2025 - Ongoing

πŸ”— View Project β†’

πŸ’¬ Companion β€” Mental Health Reasoner

Knowledge graph-based chatbot with explainable reasoning

✨ Highlights:

  • 🧬 Custom OWL ontology
  • βš™οΈ SWRL rule-based reasoning
  • πŸ” SPARQL semantic queries
  • 🎯 Causal explainability
  • 🚨 Risk detection system

Role: Team Lead
Timeline: Oct - Nov 2025

πŸ”— View Project β†’

πŸ—„οΈ SQL Data Warehouse Platform

Enterprise data warehouse with dimensional modeling

✨ Highlights:

  • πŸ—οΈ Star schema design
  • πŸ”„ ETL pipelines
  • ⚑ Query optimization
  • πŸ“Š Analytics layer
  • πŸ” Data governance

Skills: Dimensional Modeling
Timeline: 2025

πŸ”— View Project β†’

πŸ—‚οΈ Prodigy β€” Full-Stack Productivity Tool

Modern productivity app with task management, timers, and analytics

✨ Highlights:

  • βœ… Task Management: Create, organize, and track tasks
  • ⏱️ Time Tracking: Pomodoro timer tracking
  • πŸ“ Notes & Ideas: Quick capture and organization
  • πŸ“Š Analytics Dashboard: Visualize productivity patterns
  • πŸ” User Authentication: Secure Firebase auth
  • ☁️ Cloud Sync: Real-time data synchronization

Context: Fundamentals of Software Engineering Course Project

πŸ”— View Project β†’ )


πŸ› οΈ Technical Arsenal

πŸ“Š Data Science & Analytics

Python Pandas NumPy Matplotlib Seaborn

Skills: Exploratory Data Analysis β€’ Statistical Modeling β€’ Data Visualization β€’ Feature Engineering β€’ Business Intelligence β€’ Data Storytelling

πŸ€– Machine Learning & AI

PyTorch Scikit-learn Hugging Face TensorFlow

Skills: Classification β€’ Regression β€’ Clustering β€’ NLP β€’ Recommender Systems β€’ Time Series Forecasting β€’ Model Evaluation β€’ Hyperparameter Tuning

🧠 AI Systems & Agents

LangChain LangGraph RAG Vector DB

Skills: Multi-Agent Systems β€’ Retrieval-Augmented Generation β€’ Vector Databases β€’ Semantic Search β€’ Knowledge Graphs β€’ Reasoning Engines

πŸ”§ Automation & Integration

Skills: Multi-Agent Systems β€’ Workflow Automation β€’ API Integrations β€’ LLM-based Automation β€’ Business Process Automation

πŸ—„οΈ Databases & Data Engineering

PostgreSQL Redis Firebase SQL

Skills: Data Warehousing β€’ Dimensional Modeling β€’ ETL Pipelines β€’ Query Optimization β€’ Database Design

βš™οΈ Backend & Infrastructure

FastAPI Docker Git React

Skills: REST APIs β€’ Async Processing β€’ Containerization β€’ Version Control


🎯 Current Focus

Rayyan's Focus Mindmap


πŸ“Š GitHub Analytics


πŸ“„ Resume

View Resume Download PDF

🀝 Let's Connect & Collaborate

LinkedIn Email GitHub

πŸ’¬ Open to collaborating on:

Data Science Projects β€’ ML Systems β€’ AI Agents β€’ Open Source Contributions

Profile Views

"Data is the new oil, but insights are the refined fuel that drives innovation" πŸš€

Pinned Loading

  1. Prodigy-Productivity-Tool Prodigy-Productivity-Tool Public

    Prodigy is an advanced task and productivity management tool designed to help individuals and teams efficiently organize tasks, track progress, and enhance productivity. It features smart task mana…

    TypeScript

  2. Srijaali/ml-based_Fashion-Ecommerce Srijaali/ml-based_Fashion-Ecommerce Public

    Jupyter Notebook 2

  3. Companion-MentalHealth Companion-MentalHealth Public

    Ontology-driven KRR system for explainable mental health risk awareness. Uses OWL, RDF, SWRL, and SPARQL to reason over emotions and symptoms extracted from text and generate transparent causal β€œwh…

    Python

  4. SQL-DWH-Project SQL-DWH-Project Public

    A scalable and optimized data warehouse solution designed for efficient data integration, transformation, and analytics. This project demonstrates ETL workflows, dimensional modeling, and query per…

    TSQL

  5. MeteorMadness-NasaSpaceAppsChallenge MeteorMadness-NasaSpaceAppsChallenge Public

    CSS 2

  6. life-mirror life-mirror Public

    side project

    Python