Concurrent AI Agents on CF Workers — Three-Level Rig PatternsFebruary 20, 2026 · 12 min readVadim NicolaiSenior Software Engineer
DeFiTuna: On-Chain Limit Orders on SolanaJanuary 10, 2026 · 14 min readVadim NicolaiSenior Software EngineerTL;DR
DefiTuna AMM Smart Contract — Anchor Implementation GuideDecember 26, 2025 · 11 min readVadim NicolaiSenior Software EngineerTL;DR
Tokio vs tokio-stream in WebSocket adapters - stream-first vs select!September 5, 2025 · 7 min readVadim NicolaiSenior Software EngineerTL;DR
Contributing a Safer MarketIfTouchedOrder to Nautilus Trader — Hardening Conditional Orders in RustMay 3, 2025 · 3 min readVadim NicolaiSenior Software Engineer TL;DR – PR #2577 introduces a fallible constructor, complete domain-level checks, and four focussed tests for MarketIfTouchedOrder, thereby closing long-standing Issue #2529 on order-validation consistency.
Contributing a Safer LimitIfTouchedOrder to Nautilus Trader — A Small Open-Source Win for Rust TradingMay 3, 2025 · 3 min readVadim NicolaiSenior Software EngineerIntroduction