Fractional CTO & Technical Co-Founder
Make confident technology bets with a partner who has shipped them before.
A decade of experience across blockchain, AI, fintech, and complex marketplaces. I help you define the right architecture, hire the right team, and ship the right product — faster.
Your Strategic Technology Partner
I am Artem Zaitsev, a Fractional CTO and technical co-founder based in Wrocław, Poland, with over 15 years of hands-on software architecture and executive engineering leadership. I have architected and scaled 20+ production platforms across AI/ML, regulated fintech, Web3/blockchain, and high-traffic marketplaces—helping seed to Series B founders pass investor technical due diligence, eliminate architectural bottlenecks, and build high-performing engineering teams.
My Core Service Areas
Delivering my specialized expertise to solve your most urgent technical challenges and unlock new opportunities.
Fractional CTO Services
→Senior technology leadership on demand — fractional, interim, and virtual CTO engagements without the full-time cost.
Blockchain Solutions
→Leverage decentralized technology for transparency, security, and efficiency under my guidance.
AI & Machine Learning
→Unlock data-driven insights and automate processes with my intelligent solutions.
Fintech Innovation
→Develop cutting-edge financial technology solutions with my expertise.
Social Network Development
→Launch niche social networks with sticky engagement, safe moderation, and scalable infrastructure.
Technical Problem Solving
→My expert troubleshooting and resolution for complex technical challenges.
Tech Staffing & Team Building
→Build high-performing technical teams with my strategic staffing advice.
Why partner with me?
Combining strategic vision with hands-on execution, I bring over a decade of technical leadership across AI, blockchain, and fintech to help you build, scale, and succeed.
Contact UsDecade of Diverse Experience
My proven track record across multiple industries brings a broad perspective to your unique challenges.
Strategic & Hands-On
From high-level strategy to in-the-trenches execution, I provide comprehensive technical leadership.
Results-Oriented Approach
I focus on delivering tangible business outcomes, optimizing for efficiency, growth, and innovation.
Flexible Engagement
I offer tailored services to fit your specific needs and budget, providing C-level expertise fractionally.
Trusted by leading companies
Working with innovative startups and established enterprises
Fractional CTO · Web3 Gaming
Architected real-time tournament matching and on-chain reward settlement for competitive players.
Technical Advisor · Web3 Data Marketplace
Led distributed survey architecture, zero-knowledge privacy flows, and multi-chain wallet onboarding.
Fractional CTO · Creator Economy DAO
Designed smart-contract governance, tokenized fan membership tiers, and treasury automation.
Architecture Lead · AI & Algorithmic FinTech
Built automated algorithmic trading pipelines and ML-driven portfolio risk telemetry.
Fractional CTO · Institutional Crypto Custody
Delivered compliant digital asset custody workflows, multi-sig security controls, and payment rails.
Interim CTO · High-Frequency Exchange
Scaled low-latency order matching, liquidity aggregation, and automated KYC/AML compliance.
Technical Advisor · Consumer FinTech Marketplace
Optimized multi-provider insurance & financial product comparison engine for high-volume traffic.
Ready to Elevate Your Technology Strategy?
Let's discuss how my fractional CTO services can drive your business forward.
Start the ConversationFrequently Asked Questions
Detailed answers about fractional CTO engagements, collaboration, and governance.
Latest Articles
Fresh insights on technology leadership, product delivery, and scaling teams.

Fractional CTO vs Full-Time CTO vs Dev Agency: How to Choose
Compare fractional CTO vs full-time CTO vs dev agency on cost, commitment, and risk. A practical decision framework for founders choosing technical leadership.

How to Build a Two-Sided Marketplace: A Founder's Guide
How to build a two-sided marketplace: solve the chicken-and-egg problem, scope the MVP, design the architecture, and pick a monetization model that works.

How to Build a Social App: From Idea to Launch
A practical guide to social app development: MVP scoping, architecture, retention loops, moderation, and beating the cold-start problem.
