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Sandy7217/README.md

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πŸ‘€ About Me

Data Scientist with 2+ years of hands-on experience using Python, SQL, and Machine Learning to drive business decisions. I build automated ETL pipelines, forecasting models, customer segmentation solutions, and BI dashboards β€” with measurable outcomes including 40% faster decision turnaround and 25% reduction in stockouts.

Currently working as Data Analyst at Kavita Women Wear, applying analytics and ML to Indian fashion marketplace operations across Myntra, Amazon, and Flipkart. Actively seeking Data Scientist opportunities.

  • πŸ”­ Working on: Sales & returns prediction ML pipeline, BI dashboards
  • 🌱 Learning: Advanced ML, Deep Learning, MLOps
  • 🎯 Goal: Full-time Data Scientist role
  • πŸ“ Location: New Delhi, India

πŸ† Portfolio Highlight

E-Commerce BI Platform

Production-level full-stack web app for an e-commerce fashion brand. Built to turn marketplace sales, inventory, returns, ads, and category data into executive KPIs, replenishment decisions, anomaly alerts, and downloadable business reports.

FastAPI Next.js Supabase Business Intelligence

View Public Repo


πŸ› οΈ Tech Stack

Programming & Querying

Python SQL

Machine Learning & Statistics

XGBoost Scikit-learn Pandas NumPy Prophet

Visualization & BI

Streamlit Plotly Power BI Tableau

Data Engineering & Tools

Git GitHub Jupyter


πŸš€ Featured Projects

Indian Fashion SKU Sales & Returns Forecaster

Production-grade ML pipeline for SKU-level sales and return-rate forecasting in Indian fashion e-commerce. Includes festival-aware demand features, synthetic demo data, a Streamlit app, CLI workflows, pytest coverage, and a generated PDF output report.

🏬 E-Commerce BI Platform

Production-level full-stack BI platform for fashion marketplace operations. Ingests sales, inventory, returns, ads, and category data, then turns them into executive KPIs, replenishment plans, anomaly alerts, and downloadable reports.

πŸ€– RoboRana AI Command Center

NLP-powered AI command center integrating APIs, automation workflows, and real-time analytics through a conversational interface. Centralizes multi-source insights and automates operational reporting.

πŸ“Š Data Analysis & Forecasting App

Self-service Streamlit web app for automated EDA, visualization, and time-series forecasting from user-uploaded datasets. Delivers instant statistical summaries and predictive insights.

πŸ” Customer Churn Prediction

End-to-end churn prediction pipeline using XGBoost, Random Forest, and Logistic Regression with SHAP-based explainability. Achieved 87% accuracy and 0.89 ROC-AUC.

πŸ“ˆ Sales Forecasting Dashboard

Retail demand forecasting application using Prophet and ARIMA. Achieved 8–12% MAPE, enabling interactive demand planning through a real-time Streamlit dashboard.


πŸ“Š GitHub Stats

Β Β 

πŸŽ“ Education & Certifications

Credential Issuer Year
πŸ… IBM Data Science Professional Certificate Coursera 2026
πŸ… Introduction to Data Science & Data Analytics Cisco 2026
πŸ… Data Analytics Job Simulation Deloitte 2025
πŸŽ“ Diploma in Data Science & Data Analysis Data Einstein 2025
πŸ“š Bachelor of Computer Applications (BCA) Amity University Pursuing

πŸ’Ό Career Timeline

Jan 2024 – Present   β”‚ πŸ“ Kavita Women Wear
                     β”‚    Data Analyst
                     β”‚    Python Β· SQL Β· Prophet Β· ARIMA Β· Power BI Β· Tableau
──────────────────────
Mar 2022 – Dec 2023  β”‚ πŸ“ Kavita Women Wear
                     β”‚    E-Commerce Manager β†’ Transitioned internally to Data Analyst
──────────────────────
Jun 2019 – Mar 2022  β”‚ πŸ“ Kazo Fashion
                     β”‚    Assistant E-Commerce Manager
──────────────────────
May 2015 – Jun 2019  β”‚ πŸ“ Ikon Retail (Latin Quarters)
                     β”‚    Operations Analyst (E-Commerce)
──────────────────────
Apr 2013 – May 2015  β”‚ πŸ“ Purys Enterprises
                     β”‚    Data & Marketplace Operations Executive

Open to Data Scientist opportunities β€” Let's connect!

Email GitHub

Pinned Loading

  1. credit-risk-scoring credit-risk-scoring Public

    Scores credit risk with LightGBM, SHAP, calibration, and fairness checks - Python

    Python

  2. customer-churn-prediction customer-churn-prediction Public

    Predicts customer churn with XGBoost and SHAP explainability - Python, scikit-learn

    Python

  3. sales-forecasting-dashboard sales-forecasting-dashboard Public

    Forecasts retail sales with Prophet and ARIMA in an interactive dashboard - Python, Streamlit

    Python

  4. roborana-ai-system roborana-ai-system Public archive

    Python

  5. ab-testing-causal-inference ab-testing-causal-inference Public

    Analyzes experiments with causal inference, uplift modeling, and dashboards - Python, Dash

    Python

  6. nayam-bi-portfolio nayam-bi-portfolio Public

    Runs marketplace BI for sales, inventory, returns, and alerts - FastAPI, Next.js

    Python