8 years backend engineering across blockchain infrastructure (TON, EVM, TRON), cryptocurrency payment processing, banking-grade event-sourced financial systems, and applied machine learning (transformer training, LLM fine-tuning). Production TON scanner author. Solidity smart-contract development. CTF competitor (Kaspersky, Alfa-Bank, T-Bank). Bachelor of Software Engineering, BSTU.
Paymos (formerly Ape)
Remote
Cryptocurrency payment processing on Ethereum (EVM) and TRON. End-to-end backend ownership. •Payment lifecycle: idempotency, retries, replay protection, on-chain failure recovery. •Multi-chain integration: chain abstraction, transaction state machines, nonce and sequence management. •Cryptographic key management and transaction signing across EVM and TRON. •DevOps: Docker, Kubernetes, CI/CD, deployment, monitoring, observability. •Tech: .NET 8, C#, PostgreSQL, Kafka, Docker, Kubernetes, EVM, TRON.
Funtastic Airdrops
Remote
Distributed automation infrastructure for browser-based cryptocurrency workflows. •Custom node management orchestrator: node lifecycle, RPC routing, failover. •Browser orchestration framework with anti-detect layer. •Proxy rotation infrastructure; wallet management at scale with key isolation and signing. •Distributed task orchestration across heterogeneous workloads. •Bare-metal hardware setup: rack, networking, capacity planning. Full CI/CD ownership. •Tech: .NET, C#, PostgreSQL, Docker, distributed systems, Linux bare metal.
MyKonami
Remote
Platform stability and incident response for production iGaming systems. •Production observability and incident response across distributed services. •Forensic analysis of production incidents. •Contributed to CI/CD pipeline and deployment automation. •Tech: .NET, C#, CouchDB, MS SQL Server, Splunk, Kibana, ELK.
Aryza
Remote
Loan-lifecycle platform for regulated banking-services clients. Event-sourced architecture. •Event-sourced components with full audit trail and state reconstruction. •Money-movement primitives: idempotency, replay protection, reconciliation. •High-throughput Kafka pipelines for transactional event streams. •Tech: .NET, C#, MS SQL Server, Apache Kafka, RabbitMQ, Docker, event sourcing, CQRS.
Independent
Remote
Data parsing and integration systems for CIS clients (e-commerce, logistics, aggregators). •Tech: .NET, C#, SQL, REST APIs, web scraping, ETL pipelines.
Bachelor of Software Engineering
Qualification: Engineer-Programmer (specialty: software engineering and information technologies). Minsk, Belarus
B2
Native
PyTorch, FSDP
Llama, Mistral with LoRA, QLoRA, RLHF; HuggingFace ecosystem
Code4rena, Immunefi
Kaspersky CTF, Alfa Go (Alfa-Bank), T-Bank/Tinkoff CTF