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Iurii Rogulia

I'm Iurii Rogulia — a senior full-stack developer and former CTO building production software for over 25 years. Based in Finland, working 100% remote with clients worldwide.

Location Lappeenranta, Finland Joined Joined on  Personal website https://iurii.rogulia.fi

Education

Self-taught developer with 25+ years of professional experience

Pronouns

he/him

Work

Senior Full-Stack Developer & Freelancer, Finland

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Binary PDF Modification Detection: How It Works and Where It Fails
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Binary PDF Modification Detection: How It Works and Where It Fails

#pdf #security #forensic #fraud
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8 min read
Digital Signatures vs. Metadata: What Proves PDF Authenticity
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Digital Signatures vs. Metadata: What Proves PDF Authenticity

#pdf #security #metadata #fraud
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7 min read
Server-Side Tracking: GA4 + Meta CAPI Without Losing 40% of Your Conversions
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Server-Side Tracking: GA4 + Meta CAPI Without Losing 40% of Your Conversions

#nextjs #typescript #googleanalytics #metacapi
1
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11 min read
Invoice Fraud: How Criminals Modify PDFs to Steal Money
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Invoice Fraud: How Criminals Modify PDFs to Steal Money

#pdf #security #fraud #webdev
2
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8 min read
PDF Generation on the Server: Puppeteer vs @react-pdf/renderer (A Production Comparison)
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PDF Generation on the Server: Puppeteer vs @react-pdf/renderer (A Production Comparison)

#nextjs #typescript #node #puppeteer
1
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11 min read
Has This PDF Been Edited? 5 Ways to Check Instantly
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Has This PDF Been Edited? 5 Ways to Check Instantly

#pdf #tutorial #webdev
1
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7 min read
Turborepo Monorepo: Next.js 15 Frontend + Hono 4 Backend in One Repo
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Turborepo Monorepo: Next.js 15 Frontend + Hono 4 Backend in One Repo

#nextjs #typescript #hono #turborepo
1
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10 min read
Detect PDF Tampering Programmatically: Developer Guide
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Detect PDF Tampering Programmatically: Developer Guide

#pdf #security #node #typescript
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6 min read
5 Signs a PDF Document Has Been Tampered With
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5 Signs a PDF Document Has Been Tampered With

#pdf #security #fraud
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7 min read
React Masonry Layout: Why the Popular Reorder Trick Fails
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React Masonry Layout: Why the Popular Reorder Trick Fails

#masonry #css #react #javascript
2
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7 min read
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