Built blockchain apps (Ethereum, Polygon, Hedera), React/NestJS/TRPC/PostgreSQL stacks, smart contract integrations, real-time data sync, scalable monorepos (Nx), Stripe payments, multi-auth (Google, X, wallets), AI tools.

Developed blockchain-integrated apps, fullstack solutions with React, NestJS, TRPC, PostgreSQL. Implemented smart contract integrations, real-time indexers, Stripe payments, multi-auth, and improved dev speed with AI tools.

Led dev team, managed high-impact ERP, improved performance, automated workflows, error reduction, .NET migration, CI/CD, scalable architecture, roadmap, backlog, delivery, led Flutter mobile app for approvals.

Led 10-person team, managed system for 160+ clients, improved report speed 10x, automated workflows, reduced errors 90%, migrated .NET Framework to Core, CI/CD in Azure DevOps, hexagonal architecture, led mobile app (Flutter).

Developed workflows, retention, digitization, barcode automation, TDD in backend, architecture migration, API migration, standardized frontend with Angular.

Built document management systems, barcode automation (30% process improvement), unit testing (TDD), DDD + hexagonal architecture migration, API migration to .NET Core, standardized Angular frontend.