day10 / About us
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Who We Are

Co-founder
Konstantin
Tsybulko
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15+ years delivering product and engineering services for hundreds of VC-backed companies
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Scaled a dev agency from $35M → $200M ARR, 300 → 3,000+ engineers
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Deep experience across AI, fintech, healthcare, and eCommerce

Co-founder
Yury
Yakubchyk
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Serial founder and investor with a track record of building companies from zero to unicorn scale
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Founded and incubated 20+ ventures collectively raising $400M+ from top-tier investors
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Built and scaled multiple companies to nine-figure revenue
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Why Us
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Transparent AI-first SDLC process: architecture decisions, traceability from spec to code
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We've built top startups backed by YC and top VC and growth funds
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We source exceptional builders globally who've shipped real products and treat AI as their default
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Outcome-based delivery with flat pod fees or a fixed-price model – not countless hours billed
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While others scale headcount, we scale output with AI-native, high-performance teams

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Vision
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The Solution
We’re designing the most efficient way to build software. Our approach replaces legacy service models with outcome-based engineering, shifting the focus from billable hours to high-velocity, value-based delivery.
By leveraging agent orchestration and top-tier talent, we build and re-architect business foundations to be AI-native by design. We do this to ensure our clients define the future rather than being consumed by it.

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Top talent
Our core value is a cost-effective service model that delivers high-end engineering without the Silicon Valley price tag.
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We don’t bill for manual, repetitive coding. We use our own AI-orchestration to bypass the labor-intensive, repetitive grunt work. This allows one AI-augmented senior engineer to do the work of three developers on a traditional team.
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Our team is nearshore, FAANG-caliber talent that is unattainable in the overheated US market. You get elite architectural depth in your time zone without geographic premiums or bidding wars.
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Because our talent and tech radically compress development cycles, we don't hide behind hourly billing. We focus on your business goals, shifting the focus from billable hours to high-velocity, outcome-based delivery.








