Editorial team

Sameer Rayeen builds the calculator platform; CS Joshi leads SEO review and editorial quality. Together they keep our tools accurate, our sources official, and our language honest.

Verification Standards · Editorial guidelines

Sameer Rayeen

Software Developer & Technical Content Contributor

Bachelor of Computer Applications (BCA), Indira Gandhi National Open University (IGNOU)

Sameer builds and maintains the calculator platform—PHP, JavaScript, and responsive UI—with a focus on speed, clarity, and reliable reverse-tax math.

PHP development
Frontend development
JavaScript
Responsive UI development

CS Joshi

SEO & Digital Marketing Strategist

PGDM in Digital Marketing

CS Joshi brings ten years of SEO and digital marketing experience, including SEO Manager at Ima Clouds Pvt Ltd, to content quality and organic growth for the platform.

Technical SEO
On-page SEO
Content strategy
Keyword research

How we publish

Every guide follows our editorial guidelines: cite official sources, show the math, label estimates clearly, and separate education from professional advice. Corrections are logged and reflected in “Last updated” dates.