Nikita Bortnichuk
@nemslug
Web3 technical support specialist focused on Linux and crypto operations, troubleshooting stuck on-chain transactions and API errors.
Russian FederationWhat I'm looking for
Since 2024, I’ve built and maintained a declarative NixOS setup across three hosts, deploying more than 30 microservices and configuring an encrypted WireGuard/AmneziaWG network. At School 21 Lab / GNS3, I configured VLANs and dynamic routing, simulated gateway failover, and investigated latency and packet loss with Wireshark.
Experience
Work history, roles, and key accomplishments
Multi-Node Declarative Infrastructure
NixOS
Jan 2024 - Present (2 years 9 months)
Built and maintained a 3-host declarative infrastructure using Nix Flakes with 360+ Git commits. Configured an encrypted overlay mesh network using WireGuard/AmneziaWG with isolated firewall policies.
Cryptocurrency Trading & DeFi Operations
Independent Practitioner
Jan 2023 - Present (3 years 9 months)
Traded spot and perpetual contracts on Bybit and BingX, managing leverage, margin ratios, and stop-loss execution. Conducted on-chain troubleshooting and utilized exchange REST/WebSocket APIs.
Network Engineering & Protocol Analysis
School 21 Lab / GNS3
Jan 2024 - Dec 2024 (11 months)
Configured and analyzed 802.1Q VLANs, EtherChannel, and dynamic routing via OSPF. Simulated high-availability gateway failover using HSRP and diagnosed latency/packet loss via Wireshark captures.
Education
Degrees, certifications, and relevant coursework
School 21 (Ecole42 Network)
Track, CyberSecurity & Computer Science
2025 -
Pursuing a CyberSecurity & Computer Science track at School 21 (Ecole42 Network) in Moscow, ongoing since 2025.
Moscow State Linguistic University (MSLU)
Linguistics, Linguistics & Cross-Cultural Communication
Studied Linguistics and Cross-Cultural Communication at Moscow State Linguistic University, achieving English B2–C1 proficiency.
Availability
Location
Russian FederationAuthorized to work in
Salary expectations
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