Ivan Pochepko

• Architecting the entire backend infrastructure for a high-load transactional platform with real-time data flows and multi-currency crypto integrations using Node.js, TypeScript, and GraphQL. • Developing and deploying core modules for real-time peer-to-peer interactions, dynamic betting logic, and live data calculations. • Integrating wallet providers (BitGo, Ethers.js), enabling unified transaction handling across multiple payment systems.

• Implemented backend logic for real-time live concerts, including group chat and a virtual gifting feature “Live Bar” using Node.js, TypeScript, and AWS MediaLive; ensured scalability and optimized content delivery with AWS CloudFront and Stripe. • Built a complete video upload and transcoding pipeline using AWS MediaConvert; integrated OAuth login (Facebook, Google), Stripe subscriptions, and Elasticsearch-based search in a Vue/Nuxt admin panel.

• Built a web platform using Node.js and React to host millions of public domain images from sources like Nipl.org and Navy.mil, including backend parsers for high-resolution content, metadata optimization, and batch processing. • Developed frontend and backend modules for a chatbot builder platform integrated with a broader NLU system, including SQL/MongoDB nodes for persistent state handling in user flows. • Managed deployment and scaling on AWS (EC2, Lambda) for consistent high-load performance.

• Designed and developed a full-cycle event booking platform with venue selection, mascot options, PayPal integration, and real-time chat using Node.js, Angular 1.x, MongoDB, and Socket.IO. • Managed frontend/backend architecture, coordinated sprints, refined requirements with stakeholders, and led a small development team. • Built an internal request management system with modern UI/UX, integrated HP Service Manager, and implemented Active Directory authentication for bank staff.