Dmitry Danilenko

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.

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.

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.

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.

Data parsing and integration systems for CIS clients (e-commerce, logistics, aggregators). •Tech: .NET, C#, SQL, REST APIs, web scraping, ETL pipelines.