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Iurii Rogulia, senior full-stack software engineer. Professionally building software since 2001.

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Iurii Uses: #Viral Product

1 project · 3 articles

Projects

Wrongulator — The Calculator That Is Confidently Incorrect
Wrongulator — The Calculator That Is Confidently Incorrect
May 31, 2026
Wrongulator — The Calculator That Is Confidently Incorrect

A joke calculator that returns a deterministically wrong answer with a straight-faced reason — built as a share machine.

Stack

JavaScriptNode.jsHTMLCSS

Libraries

Express@napi-rs/canvasioredis

Databases

Redis

Topics

Viral ProductProgrammatic SEOi18nOpen GraphDocker

Articles

Programmatic SEO with hreflang: One Joke, 17 Languages, Server-Rendered
July 29, 2026· 7 min
Programmatic SEO with hreflang: One Joke, 17 Languages, Server-Rendered

Programmatic SEO with hreflang: how each wrong answer in a viral toy is a server-rendered page with localized meta and JSON-LD, across 17 languages.

Stack

JavaScriptNode.js

Libraries

Express

Topics

Programmatic SEOi18nOpen GraphViral Product
Isomorphic Canvas Rendering: One draw() in Browser and Node
July 10, 2026· 7 min
Isomorphic Canvas Rendering: One draw() in Browser and Node

Isomorphic canvas rendering: one drawCard() runs in the browser and on the server via @napi-rs/canvas, so the share image and in-app card never drift.

Stack

JavaScriptNode.js

Libraries

@napi-rs/canvasExpress

Topics

Open GraphViral ProductWeb Development
Deterministic Wrong: Why a Viral Web Toy Must Be Wrong the Same Way Every Time
June 29, 2026· 7 min
Deterministic Wrong: Why a Viral Web Toy Must Be Wrong the Same Way Every Time

Deterministic random in JavaScript: why a viral web toy dies if it uses Math.random(), and how FNV-1a + mulberry32 make the same wrong answer reproducible

Stack

JavaScript

Topics

Viral ProductAlgorithmsWeb Development
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