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

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TMI Iurii Rogulia
VAT ID: FI29845875
DUNS: 368664211
Lappeenranta, Finland 🇫🇮

[email protected]
from €1,200
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Iurii Audits: Technical Due Diligence

from €1,200

Independent review of a target company’s codebase, architecture, and team – for investors, acquirers, or founders who need an honest second opinion. Written report in 3–5 days.

Based in Finland (UTC+2) · VAT-registered FI29845875 · Respond within 24 hours

Recent client work

EU VAT Rates for WooCommerce – WordPress PluginEU VAT Rates for WooCommerce – WordPress PluginYouTube Home Blocker – Manifest V3 Chrome ExtensionYouTube Home Blocker – Manifest V3 Chrome Extensionwrongulator.com – The Calculator That Is Confidently Incorrectwrongulator.com – The Calculator That Is Confidently IncorrectSee all projects →
Technical Due Diligence

Before you wire money or sign an LOI, you need to know what you’re actually buying. Most technical due diligence engagements are run by big consultancies who send junior analysts with checklists – for €15–25k, six weeks, and a 60-page report you’ll skim once.

I do this differently: one senior engineer with 25+ years of real production experience, a focused 3–5 day engagement, and a written report you’ll actually read. I look at the codebase, infrastructure, architecture, security posture, scalability risks, and team maturity – and I tell you what I’d be worried about if this were my money.

This works for three audiences: founders who want an independent check on their own dev team before a milestone, founders preparing for acquisition who need a clean technical assessment for the data room, and angel investors or smaller PE firms who don’t want to pay Crosslake rates for a Series A check – Finland-based (UTC+2), NDA-friendly.

What’s included

  • Codebase quality review: maintainability, test coverage, dependency health
  • Architecture assessment: scalability, single points of failure, technical debt
  • Security posture: authentication, data handling, common vulnerabilities
  • Infrastructure and deployment review: CI/CD, observability, resilience
  • Team and process assessment: documentation, knowledge concentration, on-call readiness
  • Written report with executive summary, risks ranked by severity, and remediation cost estimates

How I approach this

01

Scope agreement

30-minute call to agree on scope: what’s in scope, who I’ll need access to, what the output should answer. Fixed price, fixed timeline.

02

Repository and infrastructure access

Read-only access to repos, infrastructure dashboards, monitoring tools. NDA signed before any access. Optional 30-min interviews with key engineers.

03

Deep review (3–5 days)

I read the code, run the tests if any, examine the architecture, check security and infrastructure. No assumptions – I document evidence as I go.

04

Written report and walkthrough

Structured report: executive summary, ranked risks, deal-breakers vs. fixable issues, remediation cost estimates. Followed by a 60-min call to walk you through it and answer questions.

Relevant projects

View all projects
EU VAT Rates for WooCommerce – WordPress Plugin
EU VAT Rates for WooCommerce – WordPress Plugin
August 5, 2026
EU VAT Rates for WooCommerce – WordPress Plugin

WordPress plugin that keeps WooCommerce EU tax rates current from the European Commission and applies the B2B reverse charge from a VIES-verified VAT number at

YouTube Home Blocker – Manifest V3 Chrome Extension
YouTube Home Blocker – Manifest V3 Chrome Extension
June 5, 2026
YouTube Home Blocker – Manifest V3 Chrome Extension

A Manifest V3 Chrome extension that redirects the YouTube homepage to any URL you choose – so you skip the recommendations feed without losing search, videos,

wrongulator.com – The Calculator That Is Confidently Incorrect
wrongulator.com – The Calculator That Is Confidently Incorrect
May 31, 2026
wrongulator.com – 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.

Related articles

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Off-the-shelf platforms like Shopify and HubSpot are the right call for most businesses – until they block the way you actually work.

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April 27, 2026· 12 min
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Agency codebase handover checklist: first 48 hours, security triage, architecture mapping, and how to write a takeover assessment. Practical guide.

What Clients Say

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“

We had an acquisition offer on the table and I needed to know whether our own codebase would survive the buyer’s technical review before I walked into that room.

Wouter Claes 🇧🇪

Founder & CEO

Topics

Due DiligenceArchitectureCode ReviewTechnical Debt
“

Before we closed on a seed-stage SaaS we asked Iurii to look under the hood. He gave us a written report in five days: what was solid, what was held together with tape, and roughly what it would cost

Florian Berg 🇨🇭

Investment Principal

Databases

PostgreSQL

Topics

Due DiligenceArchitectureScalabilityCode Review
Iurii RoguliaAvailable

Ready to discuss your technical due diligence project?

Tell me what you’re building or stuck with. I’ll reply within 24 hours.

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