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What is technical due diligence?

Technical due diligence is an independent review of a software product before money changes hands or a big decision is made: an investment round, an acquisition, a switch of development vendor, or a decision to rebuild. It answers four questions: does the technology do what the business claims, what can break, what will it cost to fix, and can the team keep it running.

Our version is a fixed-price, two-week technical audit for $3,500, led personally by Anton Lytvynov, the founder of Lytvynov Production and our fractional CTO.

Who orders a technical audit?

  • Founders before a seed or Series A round, to find and fix what an investor's technical review would find.
  • Investors and buyers who need an independent view of a product before they commit.
  • Non-technical founders working with an agency or freelancers who want to know whether the code and the estimates are sound (see independent code review).
  • Companies about to rebuild or modernise a product, who need to know what is worth keeping.
  • New CTOs, managers or an interim CTO who inherit a system and need a fast, honest map of it.

What we review

Area What we check
Architecture How the system is split, data flows, single points of failure, what limits growth
Code Structure, readability, test coverage, dependency age, licence problems, duplicated or dead code
Security Authentication, access control, secrets handling, personal data, known vulnerabilities in dependencies, backups
Infrastructure Hosting, environments, deployment process, monitoring, logs, disaster recovery
Data Database design, migrations, data quality, retention, GDPR basics
AI features Model and provider choice, prompts, cost per request, personal data in prompts, evaluation
Team and process Who knows what, documentation, code review, release frequency, vendor dependence
Ownership Who owns the code, accounts, domains and credentials; what happens if the vendor leaves
Costs Monthly running costs, licences, and the cost and time to fix each risk found

What you get

  • A written report with every finding ranked as critical, high, medium or low, with evidence and a recommended fix.
  • A cost and time estimate for each fix, so the findings can go straight into a plan or a negotiation.
  • A one-page summary in plain language for founders, investors or a board.
  • A 60-minute review call to walk through the findings and answer questions.

How the two weeks go

When What happens
Before day 1 30-minute scoping call, NDA, read-only access to repositories, hosting and documentation
Week 1 Architecture and code review, infrastructure and security checks, a walkthrough call with your technical lead or vendor
Week 2 Data, costs, process and ownership; findings written up, ranked and estimated
Day 10 Report delivered, review call, access revoked if you wish

Price

The technical audit costs a fixed $3,500 for one product. The price does not grow with the number of findings. If the product consists of several separate systems that would not fit into two weeks, we say so on the scoping call and agree the scope in writing before you pay.

If you continue with Anton as your fractional CTO, the audit replaces most of the first month's assessment work, so nothing is done twice.

Independent review

The audit stands on its own and is not a way to sell development. The report is written for whoever does the work next: your team, your current vendor or another agency. If you later ask us to quote the fixes, we say so in writing, and you are free to get a second quote.

Who does the audit

Anton Lytvynov has worked in software since 2011. He built payment integrations for more than 30 Match Group sites at Meetic, led the creation of two payment products from zero at Anycommerce, including the integration with the Natixis banking system, and leads the architecture at Lytvynov Production, the company he founded. He holds master's degrees in artificial intelligence (Le Mans Université) and applied mathematics (Dnipro National University).

Case studies

Frequently asked questions

Technical due diligence is a structured review of a software company's or product's technology: architecture, code quality, security, infrastructure, data, third-party dependencies, the team and the costs of running and changing it. Investors and buyers use it to find risks that change the price or the terms of a deal; founders use it to fix those risks before someone else finds them.

Our technical audit is a fixed $3,500 for a single product reviewed over two weeks. Published prices on the market range widely, from a few thousand dollars for a focused code review to $15,000-$75,000 and more for buy-side due diligence on larger companies. If your product is unusually large, with several separate systems, we tell you on the first call before anything is agreed.

Two weeks from the moment we have read access to the code repository, the hosting account and the documentation that exists. Access usually takes one or two days to arrange. A walkthrough call with your technical lead or vendor happens in the first week.

Read-only access to the code repositories, the cloud or hosting console and the error tracking or logs, any existing documentation, and one or two hours of time from the person who knows the system best. We sign an NDA before receiving access, and access can be revoked the day the report is delivered.

The audit is a separate fixed-price engagement and stands on its own. The report is written so your own team or any vendor can act on it. If you later ask us for a quote to fix the findings, Anton says so in writing, and you are free to have another firm do the work or review our quote.

Yes. A common case is a founder who has paid an agency or freelancers for months and cannot tell whether the result is good. We review the code, the infrastructure, the backlog and the estimates, and tell you plainly what is solid, what is risky and whether the remaining estimate is reasonable.

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