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bithiNath/README.md

Bithi Nath

Data Analyst · Ex-Finance & Audit Professional · Economist

Bridging rigorous financial expertise with modern data science to extract decisions from noise.

LinkedIn Tableau GitHub


About

I'm a former Senior Officer at Energypac Electronics, where I specialized in Banking, Treasury, Internal Audit, and Costing. After years of working at the intersection of financial operations and analytical problem-solving, I made a deliberate transition into Data Science and Analytics — bringing a practitioner's eye for what numbers actually mean in business contexts.

My academic foundation in Economics (MSS & BSS) combined with an ongoing CMA qualification informs how I approach data: not just as patterns to visualize, but as evidence for decisions. I'm currently building toward Predictive Analytics and ML-driven decision systems that can model complex economic and behavioral patterns.


Technical Stack

Languages & Libraries

Python SQL Pandas NumPy Selenium HTML5 CSS3

BI & Visualization

Tableau Power BI

Platforms & Tools

Jupyter VS Code Git Microsoft Excel SAP Notion WordPress Hostinger


Featured Projects

E-Grocery Insights BD — Decoding Product Diversity & Savings in Online Groceries

Python · Selenium · Pandas · NumPy · Tableau

Scraped and analyzed 7,197 product listings from two of Bangladesh's leading online grocery platforms — Chaldal and Shwapno — to surface market-level pricing and promotional intelligence.

Key findings:

  • Shwapno has a larger catalogue; Chaldal leads in Non-Food SKUs (except Personal Care)
  • Pran and ACI dominate as top named brands on both platforms
  • Discounts cluster in Non-Food — Personal Care leads in free product availability
  • Small, Standard-priced products receive the most offers; Large products are nearly excluded
  • Personal Care shows the widest price gap between platforms

Deliverable: An interactive Tableau dashboard revealing cross-platform trends and pricing gaps for consumer and market strategy use.

Narrative Analysis Full Dashboard GitHub Repo


𝐖𝐨𝐫𝐤𝐟𝐨𝐫𝐜𝐞𝐈𝐐: 𝐇𝐑 𝐀𝐧𝐚𝐥𝐲𝐭𝐢𝐜𝐬 𝐃𝐚𝐬𝐡𝐛𝐨𝐚𝐫𝐝 (𝐏𝐨𝐬𝐭𝐠𝐫𝐞𝐒𝐐𝐋 + 𝐏𝐨𝐰𝐞𝐫 𝐁𝐈)

𝐏𝐨𝐬𝐭𝐠𝐫𝐞𝐒𝐐𝐋 · 𝐏𝐨𝐰𝐞𝐫 BI

Started with raw HR data and built a complete analytics workflow from database to dashboard:

  • 𝐏𝐨𝐬𝐭𝐠𝐫𝐞𝐒𝐐𝐋 → Structured data storage with 5 relational tables.
  • 𝐒𝐐𝐋 → 12 business-question-driven queries (attrition, compensation, performance, diversity, attendance).
  • 𝐏𝐨𝐰𝐞𝐫 𝐁𝐈 → Interactive HR dashboard

GitHub Repo


RetailNexus - Unified Sales, Customer & Product Analytics Hub

Pandas · 𝐏𝐨𝐬𝐭𝐠𝐫𝐞𝐒𝐐𝐋 · Power BI

  • End-to-end data analytics project built on a retail sales dataset.
  • Simulated a real-world business intelligence pipeline — starting from raw data cleaning with pandas, structured storage in PostgreSQL, and finally an interactive multi-page dashboard in Power BI.

GitHub Repo


Web Development Projects

HTML · CSS · JavaScript · WordPress · Hostinger

A collection of responsive websites built from scratch and via WordPress — currently being migrated to GitHub repositories.

  • Custom-built static sites using vanilla HTML & CSS
  • WordPress-based sites with custom layout & design using plugins
  • Few projects hosted on Hostinger

GitHub Repo

🚧 WordPress Repositories uploading — links coming soon.           


🚀 Professional Experience

Energypac Electronics Limited | Dhaka, Bangladesh

Senior Officer — Finance & Accounts | Apr 2024 – Jun 2025

  • Banking & Treasury: Prepared cash flow statements to monitor liquidity and optimize fund allocation. Disbursed salaries, prepared bank advices, RTGS instructions, and managed payment files. Performed bank reconciliations between SAP and bank statements for transactional accuracy.
  • Financial Reporting: Assisted CFO with key financial reports for board meetings — AR aging, inventory aging, budget vs. actuals.
  • Costing: Determined MRP and DP pricing through margin analysis and market trend evaluation. Assisted in stock clearance, gross profit margin, and selling price determination.

HR Operations Support (additional responsibility) | Jul 2024 – Jun 2025

  • Processed monthly OT, allowances, incentives, and deductions for payroll management.
  • Prepared HR documents: appointment, promotion, transfer, and separation letters.

Officer — Internal Audit & Compliance | May 2023 – Mar 2024

  • Audited PR, PO, CS, VAT challans, and GRNs, reducing errors by 80%.
  • Audited OT, TA, DA, and incentive policies — resulting in 20% cost savings.
  • Introduced training initiatives that enhanced accounting accuracy by 85%.
  • Supported payroll audits, credit recovery, and performed inventory audits at factory and central store.

🛠️ Tools & Technologies

  • ERP System: SAP
  • Financial Analysis: Microsoft Excel (Advanced), Financial Modeling, Data Reconciliation
  • Reporting: PowerPoint, Dashboards, Word

Currently Learning

  • Advanced Machine Learning algorithms (regression, classification, clustering)
  • Statistical modeling for forecasting and inference
  • Feature engineering and model evaluation pipelines

Background Snapshot

Domain Detail
Education MSS & BSS in Economics (Noakhaili Science & Technology University)
Professional CMA - Ongoing (ICMAB)
Last Role Senior Officer — Finance & Accounts, Energypac Electronics
Focus Area Data Science (Structured Roadmap) — Statistics · Python · SQL ·ML · Analytics · Deployment
Interests Financial Modeling · Market Trends · Web Automation · Behavioral Economics

Areas of Interest

I'm particularly drawn to problems where economic reasoning meets messy real-world data — whether that's consumer pricing behavior, financial risk signals, or operational inefficiencies hiding in ledger entries. If data tells a story about how people, markets, or institutions actually behave, I want to build the model that reads it.



Open to collaboration on data analytics, financial modeling, and applied ML projects.

Developed by @bithiNath

Pinned Loading

  1. bithiNath bithiNath Public

    Economics Graduate & Finance Professional turned Data Analyst

  2. E-Grocery-Insights-BD E-Grocery-Insights-BD Public

    Data-driven analysis of 7,000+ listings in Bangladesh's e-grocery sector.🛒

    Jupyter Notebook

  3. WorkforceIQ WorkforceIQ Public

    HR analytics project tracks employee attrition, compensation, performance, diversity, and attendance.

  4. RetailNexus RetailNexus Public

    Raw retail data, transformed into clear business decisions.

    Jupyter Notebook

  5. frontend-web-showcase frontend-web-showcase Public

    A frontend web development portfolio featuring 4 projects to showcase my core knowledge of HTML5, CSS3, and basic JavaScript concepts

    HTML

  6. Data_Science_Learning_Path Data_Science_Learning_Path Public

    A structured collection of my Data Science learning notes and practice exercises, designed to serve as a personal reference and a helpful guide for fellow learners starting their journey.

    Jupyter Notebook