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mygraph.id/vinaychauhan32

Vinay Chauhan

Data Analyst

Noida, UPBuilding since Nov 2020 (~6 yrs)
LinkedInGitHub
Headline

My work concentrates on reconciling and automating financial and operational data across major retail accounts, pairing production analytics work with rigorous, statistically-validated independent projects.

25%+Turnaround Time

Cut reporting turnaround

Python ETL pipelines for data extraction, cleaning, transformation, validation, and loading into a reconciled reporting layer, improving data quality and reporting consistency (no specific accuracy % figure)Data Accuracy
Represented Roles

Specialized Functions & Roles.

Engineering capabilities and specialized roles demonstrated across real production work.

Data Analyst

Primary Role

Business Intelligence Analyst

Analytics Engineer

BI Developer

Signals

Live in Production.

Each signal ties back to a specific, evidenced moment.

Built

3 moments

Systems shipped end-to-end, from schema to deploy.

  • •Automated demand planning workflows, cutting reporting time 25%+
  • •Built multi-retailer ETL pipelines replacing manual data prep
  • •Built a Star-Schema ETL platform for 100K+ e-commerce orders
Growth trajectory

Vinay's career, mapped.

A timeline of milestones captured directly from real work.

  1. Began computer science studies

  2. Completed engineering degree

  3. Took ownership of enterprise retail reporting

  4. Automated forecasting to cut reporting time by 25%+

  5. Built financial reconciliation controls

  6. Shipped an independent end-to-end analytics platform

Stack

Daily tools.

What Vinay actually reaches for, pulled from the tags attached to captured moments.

Work

Key Work By Role

What they built, shipped and owned at each role, with impact numbers where there are any.

Eco Soul

Data Analyst · Nov 2024 - Present

Automated demand planning workflows, cutting reporting time 25%+

Automated demand planning and forecasting workflows using Python and SQL over historical sales and inventory data to support SKU-level replenishment decisions, cutting reporting turnaround by more than 25%.

25%+ faster reporting turnaround
Stack:PythonSQLForecastingDemand Planning
View case study

Built multi-retailer ETL pipelines replacing manual data prep

Developed Python ETL pipelines for data extraction, cleaning, transformation, validation, and loading into a reconciled reporting layer across Costco, Walmart, Amazon, and Target, eliminating manual data preparation.

Eliminated manual data prep across 4 major retail accounts
Stack:PythonETLData ValidationData Reconciliation
View case study
Outside Work

Side projects, open source & publications.

Independent builds, open-source contributions, technical writing, and experiments beyond the day job.

Experiment

Classic Models Sales Analysis

Advanced SQL analysis using joins, CTEs, window functions, and date functions to evaluate customer segmentation, sales performance, product profitability, and revenue trends.

Side project

Olist E-Commerce Analytics & Business Insights Platform

End-to-end ETL pipeline and Star-Schema data model for 100K+ orders (R$15.8M GMV), with Pareto revenue-concentration analysis, freight cost analysis, an A/B testing framework on delivery speed vs satisfaction, and an interactive Streamlit/Plotly KPI dashboard.

Learning

Formal record.

  • B.Tech in Computer Science Engineering
    Galgotias University
    2020 - 2024
Activity heatmap

A record of momentum.

A combined view of Vinay's activity across the tools used daily.

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Profile last updated 1 month ago.

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