IDEAS,
ANALYSIS
& NOTES.
Long-form analysis, tutorials, data stories and notes — some published here, others across places I write on the web.
NATIVE ARTICLES
Full visual stories and interactive work that live directly on this website.
World by Numbers
Explore countries through an interactive choropleth map with pre-aggregated metrics across population, economy, technology, science, education, development, environment and energy.
Building a Bangladesh Trade Explorer for Product and Market Research
How I approached turning import-export data into a searchable visual product for people evaluating markets, products and business ideas.
Building TaxHishab: Turning Bangladesh’s Tax Rules into a Usable Data Product
A product case study on designing TaxHishab.com around calculators, changing rules, explainable assumptions and low-friction public utility.
Why I Built Browser Tools for GA4 and GTM Debugging
A case study on turning repetitive analytics QA work into lightweight Chrome extensions for faster event, tag and tracking inspection.
Stop Copy-Pasting Exchange Rates: A Small Data Pipeline That Pays for Itself
A practical pattern for automating daily currency conversion data with a spreadsheet source, scheduled ingestion, validation and warehouse-ready outputs.
Is Solar Power Actually Profitable in Bangladesh in 2026?
A data-led look at rooftop solar, net metering, sunlight, batteries, import costs, lifecycle economics and what the numbers say for homes, businesses and utility projects in Bangladesh.
If AI Can Do Everyone’s Job, Who Exactly Is Left?
The strange future of Data Engineers, Analysts, Business Analysts, Project Managers and Software Engineers in the age of AI — and why automating tasks is not the same as eliminating roles.
The Evolution of bKash: Bangladesh's FinTech Ecosystem
How bKash evolved from a USSD money-transfer service into a nationwide financial platform — through distribution, strategic capital, product sequencing, data and network effects.
Pathao: Inside Bangladesh's Digital SuperApp
A visual teardown of Pathao's ecosystem, workflows, technology, data strategy, competitive position and role in Bangladesh's digital economy.
PUBLISHING ELSEWHERE
Other places where I publish tools, articles and independent projects.
Native Articles
Full visual stories, interactive experiments, charts, code, tables and analysis published directly here.
Read on this site ↘ INDEPENDENT SITETaxHishab.com
Bangladesh-focused tax explainers, practical guides and free calculators built to make personal finance easier to understand.
Visit TaxHishab ↗ LINKEDINLinkedIn Articles
The original archive for many of my analytics, career and business pieces.
Open LinkedIn ↗ INDEPENDENT SITEModern History Blog
History, society and longer-form topics beyond the data portfolio.
Visit site ↗HOW I PUBLISH
Original work first. Sources and assumptions where they matter. Updates when the underlying data changes.
Native articles are written for this site rather than copied from generic content templates.
Research-heavy pieces include source links, methodology or the assumptions behind a calculation.
Tools and time-sensitive analysis are updated when the underlying rules, data or implementation changes.
Found a material error? Send it to me ↗ and I’ll review it.
04 ARTICLE ARCHIVE
Earlier writing from LinkedIn. Expand when you want the full archive.
How to Start Your Career in Data Analysis & Data Engineering in Bangladesh
A practical roadmap for breaking into data careers in Bangladesh — skills, portfolio and consistency.
Automate Your Daily USD Conversion Rates Using Google Sheets + Google Finance for Free
A lightweight solution for the recurring problem of currency normalization across multiple markets.
বায়ু দূষণ রোধে সচেতনতা এবং সরকারী হস্তক্ষেপের আহ্বান
A Bengali data story connecting Dhaka air pollution analysis with public awareness and policy.
The Unattainable Dream — Two Decades of Dhaka’s Housing Market
A data-led look at housing affordability, land prices, salaries and the changing economics of owning a home in Dhaka.
Coca-Cola's Strategic Move in Bangladesh: Will the Market Embrace or Reject?
A look at Coca-Cola’s Bangladesh acquisition, local competition, consumer sentiment and market dynamics.
Create Google Trends Links in Google Spreadsheet from Keywords
Using spreadsheets to generate dynamic Google Trends links and speed up keyword and trend exploration.
Things to do When Approached by HR for New Job Opportunities
A practical checklist for researching companies and evaluating unexpected job opportunities.
Comfort Zone is Ruining Your Life!
A personal reflection on discomfort, growth and getting outside familiar routines.
Building a Price Elasticity Model in Excel: A Step-by-Step Guide
A hands-on model for understanding how price changes can affect consumer behavior and revenue.
A Step-by-Step Tutorial on Customer Segmentation Using Cluster Modeling for Churn Analysis
Combining customer segmentation and churn analysis to understand different customer groups and retention opportunities.
Crime Statistics Of Bangladesh 2010–2019
Exploring crime trends and patterns in Bangladesh through public data.
25 Essential Marketing Metrics for Ed Tech Businesses
A measurement framework for evaluating marketing performance in education technology businesses.
Streamlining Your Data: The Ultimate Guide to Removing Duplicate Rows or De-Duplication
Practical de-duplication approaches across Excel, Python and SQL workflows.
Marketing Mix Attribution Modeling: A Step-by-Step Guide with Python
Using regression analysis to estimate marketing contribution and understand the relationship between marketing activity and sales.