Vitalii H.

Senior Full-Stack Developer | Blockchain & AI Architect | API Expert

I am a senior full-stack software engineer and technical architect, an expert in the development of robust blockchain ecosystems, AI-powered platforms, and seamless API integrations. 🚀 I partner with businesses and SaaS startups to architect and deploy innovative blockchain and AI solutions. I help teams build secure, scalable platforms, seamlessly integrating complex systems like payment gateways (Stripe), CRMs (HubSpot, Salesforce), and analytics dashboards to drive future growth. ✨ Leveraging extensive experience as a technical architect, I guide companies and real estate clients through their digital transformation. I deliver custom platform development, secure API integrations, and full-stack web solutions tailored for marketplaces, e-commerce, and subscription models. 🛠️ Utilizing Python, Node.js, React, Next.js, and advanced automation tools, I build high-performance web applications, backend architectures, and APIs. I help businesses rapidly launch MVPs, manage complex data pipelines, and automate operational workflows, from lead generation to database management. 💡 I provide specialized full-stack development with a strong focus on clean architecture across both backend and frontend layers. I transform complex ideas into functional, intuitive mobile apps, web platforms, and AI-driven solutions across industries such as crypto, healthcare, logistics, and B2B tech. 🧠 Having built a diverse array of platforms, spanning booking systems, AI-powered applications, fintech tools, and Web3 portals, I deeply understand unique business logic. I design scalable software, adhering strictly to principles that ensure maintainable, high-quality code, followed by smooth deployment across AWS and modern cloud infrastructures. I am an experienced, dedicated technical lead who excels at managing project workflows and collaborating closely with stakeholders to ensure every custom application hits its targets, passes rigorous review, and exceeds expectations. If your project demands clarity, speed, and proven results - I’m in. Tags: Developer, API, AI, Software Development, Architect, Blockchain, Platform, Integration, Build, Full-stack, Website, SaaS, Senior, Web, Engineer, Mobile App, Backend, Stripe, WordPress, React, Custom, Payment Gateway, Bug Fix, CRM, Frontend, MVP, Booking Systems, Experienced, Real Estate, Project Management, Next.js, n8n, Python, Laravel, Node.js, Automation, AI-powered, Analytics Dashboard, Fintech, AWS Deployment, Online, Chatbot, Crypto Trading, Logistics, Database, Video, B2B, Healthcare, Lead, Social, E-commerce, Marketplace, Application, Subscription, Tech, Shopify, Hubspot, Portal, Business, Site, Code, Salesforce, Workflow, Voice, Review Last update: July 20, 2026