Ihor P.
FreelancerTop Rated Plus🚀 Top 3% of Node.js, AI & Backend Engineering Talent on Upwork
🤖 AI-Native Backend Development for Modern SaaS & Enterprise Products
⚡ 10+ Years of Professional Experience
⚡ AI Agents, Chatbots & LLM Integrations Delivered
⚡ Modern AI Stack: Cursor, Claude Code, GPT-4, Claude Sonnet & Copilot
⚡ 30–40% Faster Delivery Through AI-Assisted Engineering
⚡ Trusted by Startups, SaaS Companies & Enterprise Clients
Welcome! 👋 I'm a Senior Node.js Developer, Node.js Backend Developer specializing in scalable, secure, and high-performance backend systems.
For 10+ years, I've helped companies architect, build, optimize, and modernize SaaS platforms, enterprise applications, fintech products, healthcare solutions, CRM/ERP systems, and marketplace platforms. From Startup MVPs to enterprise ecosystems, I deliver software designed to scale with business growth.
🔥 WHAT YOU GET
✔ High-Performance Backend systems engineered to process millions of requests with 99.99% uptime.
✔ Production-ready features delivered 30–40% faster using AI-assisted development and AI-generated code workflows.
✔ End-to-End Development—from MVP Development and Product Development to long-term Backend Support and Application Maintenance.
✔ A Dedicated Developer and Technical Lead focused on measurable business outcomes.
🏆 RESULTS & IMPACT
✔ Delivered SaaS Development initiatives, ecommerce solutions, enterprise applications, and real-time systems serving thousands of users worldwide.
✔ Improved API performance by up to 50% through Backend Optimization, Redis caching, and Database Architecture improvements.
✔ Accelerated release cycles by 30–40% using AI-native engineering practices without sacrificing maintainability.
✔ Built Scalable Backend infrastructures capable of supporting millions of transactions and sustained business growth.
🚚 WHERE I DELIVER
As a Senior Node.js Developer and Backend Engineer, I build REST API and GraphQL API ecosystems using Node.js, Express.js, NestJS, Fastify, Koa.js, JavaScript, TypeScript, WebSocket, Socket, Microservices, and Event-Driven Architecture.
As an API Developer and REST API Developer, I deliver API Development, API Integration, Third-Party API Integration, Authentication, Authorization, JWT, OAuth, SSO, Swagger, OpenAPI, and API Documentation for secure enterprise environments.
Ukraine#254 / 24,846Top 1%
Ihor P. earns an estimated $6.4k/mo. That's 4.4× the typical freelancer and more than 99.68% of everyone we track.