Work
I'm a Fractional CTO & Development Partner who helps entrepreneurs and business owners transform their industry knowledge into custom software solutions that save time, reduce costs, or create new revenue streams.
What I Do
I offer flexible services that can work together or standalone, depending on your needs.
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Strategic Consulting & Validation
Transform unstructured concepts into clear product vision. Technical feasibility analysis, market research, business validation, and technical planning. Can be standalone or integrated throughout development projects.
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Full-Stack Development
Complete technical ownership from architecture to deployment. Frontend, backend, database, design, UX, etc.
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Business Process Automation
Custom internal tools to streamline operations and reduce manual work. System integration, data solutions, workflow optimization. Internal tools can evolve into separate SaaS products.
How I Work
AI-Enhanced Speed
Using latest AI tools to deliver faster results for straightforward tasks while manually working on complex ones. As a result, projects that typically take teams months are often delivered in weeks.
Communication
Regular demos, transparent progress tracking, direct communication. You work with me, not a team or account manager.
Who I Work With
Growing Business Owners
Business owners ready to automate and scale. Need custom software to streamline operations and reduce costs.
Domain Experts Turned Entrepreneurs
Industry professionals who identified gaps in their field. Want to transform specialized knowledge into software solutions.
Serial Entrepreneurs
Experienced business builders looking for fast execution. Need technical leadership and rapid MVP development.
First-Time Founders
Smart professionals with great ideas but no technical background. Need technical guidance and step-by-step development.
Recent Jobs
Here are some of the jobs I've worked on recently. Alternatively, you can check my Upwork profile .
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Need an Engineer for the development of AI SaaS MVP for Mentors with Nextjs React
Comment: Platform for mentors to manage mentees, track their progress, and provide feedback. We built a multi-tenant (every mentor has his own portal on subdomain) web application. Mentor has an AI Agent who knows mentor's profile, the whole info about mentee (profile, tasks, goals, etc.) and can help mentee manage the mentoring process.
Feedback: I had the pleasure of working with Denys on my SaaS platform, and I cannot recommend him highly enough. He completed the work with impressive speed, consistently delivering high-quality results ahead of schedule. What truly set Denys apart was his exceptional communication skills. He kept me informed every step of the way and was always open to feedback and collaboration. Beyond just executing tasks, Denys brought valuable insights and suggestions that significantly improved the product, showing his genuine investment in its success. On top of his technical expertise, Denys is a delightful person to work with. He is professional, approachable, and a true team player. I would happily work with him again and recommend him to anyone looking for a skilled and dependable developer.
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Research & Plan AI Voice Agent SaaS for E-Commerce
Comment: Entrepreneur had unstructured SaaS idea, couldn't visualize it. We did a market research, user journey mapping, wireframing and technical feasibility analysis. As a result, I provided a complete project structure, tools that can be used to build the product, possible tech stack and a plan for the next steps.
Feedback: No feedback