Available for projects · EU, US
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Building

digital apps

that matter

CTO · Technical Founder · Senior Fullstack Engineer · Senior Frontend Engineer · 10+ Years

I architect and build high-performance web applications, lead engineering teams, and help companies scale their technology. Available for fractional CTO, consulting, and freelance projects.

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Denys Chepiha - Senior Frontend Engineer

Denys Chepiha

CTO · Technical Founder

0+Years Experience
0+Projects Delivered
0+Technologies
0+Certifications
Services

What I Do

End-to-end engineering from architecture to deployment

Frontend Development

Pixel-perfect, high-performance UIs with React & Next.js. SSR, SSG, ISR, App Router - the full spectrum.

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Fullstack Engineering

End-to-end systems with Node.js, NestJS, PostgreSQL, MongoDB. REST & GraphQL APIs built to scale.

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AI Integration

LLM-powered apps, RAG pipelines, vector search, and AI-driven automation for modern products.

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Performance Audit

Web Vitals analysis, bundle optimization, and measurable improvements to Core Web Vitals.

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Technical Mentoring

1-on-1 coaching, team workshops, architecture reviews, and developer growth programs.

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Tech Consulting

Architecture design, stack selection, legacy modernization, and technical due diligence.

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Featured Work

Featured Work

Selected projects that showcase depth and scale

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Available for new projects

Ready to buildsomething great?

Whether you need a new product built from scratch, a legacy system modernized, or expert consulting - let's talk.

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✓ Free discovery call✓ Response within 24h✓ Flexible engagement models