Oleg Matyakubov
Senior blockchain engineer with 10+ years building production crypto systems — smart contracts, multi-chain wallet infrastructure, and high-load transaction pipelines. Shipped across 8 blockchains (Ethereum, Tron, TON, Solana, Bitcoin, Litecoin and EVM-compatible chains), covering both account-based and UTXO models. Strong in C#/.NET and Go, with a security-first mindset from fintech and banking. Recently architected an autonomous multi-agent trading system pairing deterministic on-chain logic with LLM decisioning.
Experience
Senior Blockchain & Backend Engineer
Forebit
Remote
Architected a high-load crypto payment platform with multi-chain wallet infrastructure across 8 blockchains — address generation, transaction signing & broadcast, balance and confirmation tracking Deployed and operated own full nodes (Bitcoin, Litecoin and others), removing third-party API dependency and achieving sub-second transaction detection Built a real-time detection pipeline — monitor service → message queue → parallel consumer workers → push notifications — handling reorgs, dropped connections and malformed data in production Led all technical decisions on system architecture and scalability in Go and .NET 8/9 Stack: Go, .NET 8/9, Solidity/EVM, Tron, Multi-chain wallets, CQRS, Event Sourcing, PostgreSQL, Redis
Blockchain / .NET Engineer
Ubikiri
Remote
Developed a crypto wallet and blockchain-based digital notary platform — on-chain proof of ownership and document verification Built and integrated smart contract interactions and wallet connectivity flows Deployed on AWS (Lambda, S3, EC2), managed Kubernetes clusters; built Angular frontend Stack: .NET 5/6/7, Solidity/EVM, Crypto wallets, CQRS, DDD, Angular, AWS, Kubernetes
Lead .NET Developer
MCB
Remote
Lead developer for core banking microservices, handling high-volume financial transaction pipelines Implemented event-driven architecture with Kafka and RabbitMQ; split analytics to ClickHouse, cutting a key query from 12s to 200ms Stack: .NET 6/7/8, DDD, Oracle, PostgreSQL, ClickHouse, RabbitMQ, Kafka
.NET Developer
Intrigma
Remote
Enterprise backend and frontend for a U.S. hospital scheduling platform (Top-2 nationwide) Azure cloud integrations, Docker containerization, automated testing Stack: .NET 4.7/5, Azure, Docker
.NET Developer
FriendWork Recruiter
Remote
Business application development — C#, ASP.NET MVC, Web API, JavaScript Stack: C#, ASP.NET MVC, Web API, JavaScript
Education
ITMO University
B.Sc.
Skills
KEY PROJECT: CRYPTOAI
Autonomous Multi-Agent Crypto Trading System
Architected a distributed trading system on .NET 9 that filters ~95% of market noise through a weighted ConflictResolver (Macro, Trend, Execution agents) Integrated LLM (Claude) as a high-confidence arbiter on edge cases, while deterministic agents own all calculations and on-chain tool calls — cutting token cost ~80% Built real-time exchange data ingestion (Bybit) with high-frequency background jobs, plus a dashboard with full Decision Journaling
EDUCATION & LANGUAGES
English
fluent
Russian
native