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Chetan Sanghani

Tech founder in Surat, India. Building SmartTaxCalc.in — 38 free CA-reviewed Indian tax calculators. Blazor WASM on Cloudflare Pages. Writing about shipping fast, SEO, structured data & performance.

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I built a lint that caught 3 tax-rule lies my manual sweep missed — a pattern-based safety net for hand-maintained SEO

I built a lint that caught 3 tax-rule lies my manual sweep missed — a pattern-based safety net for hand-maintained SEO

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7 min read

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Six directory emails promised me a dofollow backlink. My 40-line PowerShell verifier said otherwise.

Six directory emails promised me a dofollow backlink. My 40-line PowerShell verifier said otherwise.

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7 min read
Launching SmartTaxCalc on Product Hunt today 🚀

Launching SmartTaxCalc on Product Hunt today 🚀

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2 min read
One <link rel=preload> cut my Blazor WASM LCP by 500ms — the invisible file at the end of the critical chain

One <link rel=preload> cut my Blazor WASM LCP by 500ms — the invisible file at the end of the critical chain

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5 min read
Medium and GitHub both went nofollow — so I built a 40-line PowerShell backlink verifier

Medium and GitHub both went nofollow — so I built a 40-line PowerShell backlink verifier

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7 min read
A self-cleaning Product Hunt teaser banner in Blazor WASM — 100 lines, auto-hides after launch, GA4-tracked

A self-cleaning Product Hunt teaser banner in Blazor WASM — 100 lines, auto-hides after launch, GA4-tracked

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8 min read
How I got LCP under 2s on a 38-page Blazor WebAssembly site (Cloudflare Pages)

How I got LCP under 2s on a 38-page Blazor WebAssembly site (Cloudflare Pages)

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8 min read
Google's MathSolver JSON-LD validator is stricter than schema.org. I learned that the hard way over 4 rounds of fixes.

Google's MathSolver JSON-LD validator is stricter than schema.org. I learned that the hard way over 4 rounds of fixes.

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6 min read
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