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Build & delivery → Engineering leadership → What we fix →

Build & delivery

Delivery against a defined scope, owned end to end. We hold the outcome, not a timesheet.

  • Software Development
  • Platform Engineering
  • API Integration

Engineering leadership

Fixed-scope engagements led by the founder. Each one names its own timeline and what it produces.

  • Engineering Audit
  • CTO Consulting
  • Fractional CTO
  • Delivery Implementation
  • Technical Due Diligence

What we fix

The problem is already named and already costing something. These pages start from the symptom.

  • SOC 2 Readiness
  • Engineering Velocity
  • Engineering Hiring
  • AI Consulting
Discover all services →
Work
Resources

Writing

Field notes on running engineering.

NIST vs SOC 2 vs ISO 27001: Which One Buyers Want August 21, 2026 How to Vet a Fractional CTO: Sourcing Channels and Red Flags August 14, 2026 What Is a Fractional CTO? The Role, the Scope, the Limits August 11, 2026
All 12 articles →

Guides

Explanations written to be read once and referred back to.

API Integration Platforms, Compared: Three Products Sold Under One Word August 7, 2026 What an AI Token Actually Is, and Where They Accumulate August 6, 2026 A Practical Guide to AI Agent Memory: Building It, Using It, Keeping It Honest August 5, 2026
All 8 guides →

Playbooks

References you can run under pressure.

The AI-Native Operating Model A decision playbook for engineering leaders choosing what to change when AI arrives 18 pages · PDF
All playbooks →
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Contact

Kotrov

Build & delivery

  • Software Development
  • Platform Engineering
  • API Integration

Engineering leadership

  • Engineering Audit
  • CTO Consulting
  • Fractional CTO
  • Delivery Implementation
  • Technical Due Diligence

What we fix

  • SOC 2 Readiness
  • Engineering Velocity
  • Engineering Hiring
  • AI Consulting
Discover all services →
Work
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  • Writing
  • Guides
  • Playbooks
All resources →
About
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Contact
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hello@kotrov.com
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Topic

Hiring

Who to hire and in what order — and where the screening process fails.

3 articles

How to Vet a Fractional CTO: Sourcing Channels and Red Flags
Leadership

How to Vet a Fractional CTO: Sourcing Channels and Red Flags

Where fractional CTO services come from, what each sourcing channel returns, and how to evaluate a candidate before you sign. The questions and the red flags.

August 14, 2026 · 10 min read
Engineering Team Structure: Models That Scale from 10 to 100 Engineers
Engineering

Engineering Team Structure: Models That Scale from 10 to 100 Engineers

Three engineering team structures fit three different company sizes. Pick the wrong one and the next 20 hires arrive into a system that cannot absorb them.

June 9, 2026 · 6 min read
Virtual CTO Services: When You Need One and How to Hire
Leadership

Virtual CTO Services: When You Need One and How to Hire

A virtual CTO gives you executive-grade engineering leadership without the cost of a full hire. Here is when to bring one in, what a real engagement looks like, and how to pick the right one.

April 28, 2026 · 6 min read

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Hands-on engineering studio · Kraków, Poland

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  • Software Development
  • Platform Engineering
  • API Integration
  • Engineering Audit
  • CTO Consulting
  • Fractional CTO
  • Delivery Implementation
  • Technical Due Diligence
  • SOC 2 Readiness
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