Vladyslav Marchenko

Full-Stack Engineer

ENDE
Auction platform preview

Auction

Art auctions, Redis arbitration, SignalR updates, wallet flows, moderation.

Vault asset management preview

Vault

Tamper-evident asset custody, RBAC, audit chaining, token rotation.

DOMgeist extension preview

DOMgeist

Chrome MV3 extension, local active-tab audits, optional Ollama suggestions.

Gateway preview

Gateway

WebGL site template, graph navigation, static export, Caddy deployment.

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