LLM

& "Smart" Solutions • Integrations: Payment gateways, CRM systems (KeyCRM, Kommo, Keepin), and SMS/Email automation. • Python Solutions: Custom Telegram Bots, data scrapers, and automation scripts for lead processing. • Low-code (iPaaS): Advanced workflows in Make (Integromat), n8n, and Zapier. 3. Data & AI Implementation • Databases: SQL (MySQL, SQLite) integration for secure user data management. • AI Integration: Leveraging AI/LLMs…

design, optimization, and scaling for high-volume systems, with emphasis on performance tuning, efficient data modeling, and safe production migrations. Strong proficiency in building responsive web applications and mobile-ready solutions, ensuring high performance, clean UI architecture, and excellent user experience across platforms. Strong hands-on experience integrating AI-powered features into production systems, including LLM…

AI agents Chatbots and virtual assistants Business process automation LLM -based applicationsWeb3 & Blockchain Smart Contracts DeFi platforms Crypto Exchanges Tokenization Wallet integrationsAdditional Expertise SaaS Platforms FinTech Solutions Marketplaces E-commerce Platforms CRM / ERP Systems Mobile ApplicationsTechnology Stack Frontend: React, Next.js, TypeScript Backend: Node.js, Laravel, Symfony AI: OpenAI API, LLM…

and marketplaces, providing a full lifecycle: from deep analysis to launch and scaling. KEY AREAS: SaaS & Marketplaces: Building platforms with complex logic, custom billing, and multi-tenant models. FinTech & E-commerce: Stripe Connect integration, automated splits, and transaction management. High-Load Systems: Scalable architecture designed for millions of users (UAF case). AI Integration: Implementing neural networks (OpenAI, LLM…

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…2025, I will officially receive a red diploma (master’s degree with honors) in the specialty "Computer Science" (AI track) from Uzhhorod National University.My thesis, titled "RESEARCH OF EFFECTIVE LARGE LANGUAGE MODEL (LLM) INTEGRATION THROUGH LANGCHAIN, LANGCHAIN EVALS, AND LANGFUSE TO IMPROVE PRODUCTIVITY", allowed me to dive deep into modern natural language processing technologies and demonstrate the real impact of LLM…

blockchain solutions, and AI-powered applications. I help startups and businesses design, develop, and launch reliable products from concept to production. My expertise includes: • Web Development (Node.js, TypeScript, React, Next.js, NestJS, PostgreSQL, Redis, REST, GraphQL) • Blockchain Development (Solidity, Ethereum, EVM chains, Smart Contracts, DeFi, DEX, Tokenization, Web3 Integrations, Security Reviews) • AI Solutions (LLM…

ABOUT ME Senior Software Engineer / Tech Lead, 20+ years of experience. I work with Go, Java, Groovy, Perl. I build backend systems, AI pipelines and automation — fast, thanks to AI-assisted development (Claude Code, Cursor, Aider). WHAT I DO ⚙️ Go / Backend Automation CRM, API, email service integrations. Daemons, CLI tools, microservices. PostgreSQL, MongoDB, Redis. AI Pipelines & Agents Data collection → LLM…