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Olena Petrashchuk CEO @ 4IRE
“Our mission is to help our clients build outstanding products in Blockchain and Fintech through providing them with access to strongest professionals and best-in-class delivery process”
AI / ML
AI software development AI agent development AI consulting AI-enabled engineering AI product development AI SaaS development Claude powered software development AI App development AI-native operating system RAG development Agentic AI Generative AI services AI Orchestration Platform Development ChatGPT integration
RWA tokenization
Asset Tokenization Platform Development Gold tokenization platform development Real Estate Tokenization Platform Family office tokenization Fractional Ownership Platform Development RWA Tokenization Legal Consulting Infrastructure Asset Tokenization Energy tokenization platform development
Software Engineering
Custom Software Development PoC development MVP development Enterprise Software Development ERP development Appointment Scheduling Software Development Mobile App Development Backend Development Financial Software Development Investment Software development Mobile Banking App Development
Financial Software Development
Payment Processing System Transaction Processing System CryptoBank Development
Dedicated Team
AI Engineer Dedicated Software Developers IT recruiting services Blockchain developers Solidity developers Smart Contract Developers dApp developers Full-Stack Developers AI developers Data Science Developers
Blockchain
Blockchain consulting Blockchain app development Decentralized Exchange development Layer 2 & Rollups Development DAO development Cryptocurrency Exchange development Crypto Wallet Development Cryptocurrency Development
ESG / Green Finance Solutions
Green Finance development ESG software development Carbon Accounting development Carbon Management development
DeFi
dApp development DeFi development Cross-chain development DeFi staking platform DeFi Swap Exchange Development Decentralized Identity & KYC Solutions Security Token Offering
Smart contracts
Smart contract audit Smart contract development
Blockchain protocols
Ethereum development Polygon development Solana development Polkadot development Avalanche development Tron development Substrate development Binance Smart Chain development
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Andrew Klesov

Role:
CEO
About the author:
CEO at 4IRE, ex-Vice President at Master Card Ukraine, Member Of The Supervisory Board at Credit Dnepr Bank. 10+ years of experience in Fintech, Software Development, and Consulting.

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