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stultusmundi/README.md

Hi, I'm Vasilis! πŸ‘‹

I build secure software where blockchain, AI agents, and infrastructure meet.

Software Architect & Development Lead at Zelcore, a multi-asset crypto wallet supporting 80+ blockchains. OSCP-certified, with published research on smart-contract vulnerabilities. Former Hellenic Air Force officer with hands-on experience managing large-scale networks and NATO-level security operations.

πŸš€ Projects

  • ChainVault MCP β€” Secure MCP gateway that lets AI agents transact on EVM blockchains without ever holding a private key: vault-based key isolation, rule-enforced access control, full audit trail. TypeScript (strict).
  • SCAT β€” Smart Contract Audit Toolkit for analyzing Ethereum smart-contract vulnerabilities.
  • Zelcore Wallet β€” Multi-asset wallet, 80+ blockchains. I lead architecture and development.

πŸ€– AI & Agentic Engineering

Since early 2025 I've built my daily engineering workflow around AI coding agents β€” and I own what ships: agent-generated changes are human-reviewed, tested, and security-audited.

  • Claude Code β€” daily driver since April 2025: CLAUDE.md project guidance, custom skills & slash commands, subagents, parallel sessions, MCP integrations, review gates
  • OpenAI Codex β€” in my toolchain since October 2025, used alongside Claude Code
  • MCP development β€” author of ChainVault MCP
  • Team workflows β€” designed Zelcore's agentic development workflow: repo agent instructions, task decomposition, CI gates, PR review standards

πŸ›‘οΈ Security & Research

  • Published research β€” "In the webs of Ethereum: analyzing smart contracts vulnerabilities", International Journal of Information Security (Springer), 2026 Β· DOI
  • OSCP β€” Offensive Security Certified Professional Β· verify
  • HackTheBox Β· PANOPTES β€” Greek National Cyber Defense Exercise (2017–2019, Hellenic Air Force team)

🧰 Core Stack

  • Languages: TypeScript/JavaScript, Python, Bash, SQL/NoSQL Β· exploring: Rust, Go, Solidity
  • AI tooling: Claude Code, OpenAI Codex, Cursor, Anthropic & OpenAI APIs, MCP servers, context engineering
  • Web3: EVM / UTXO / account-based systems, wallet architecture, node ops, CCXT ecosystem
  • Apps: Vue.js, Electron, Node.js
  • Infra & DevOps: Docker, GitHub Actions, Proxmox VE + Ceph, VMware vSphere, GCloud, Cloudflare
  • Security: OSCP, cryptography, ISO 27001, NATO secret communications

πŸ“Œ Background

10+ years across cybersecurity, blockchain, and military IT: led departments managing 4,000+ endpoint networks in the Hellenic Air Force, handled NATO crypto communications, then moved full-time into crypto-wallet engineering. MSc in Digital Systems Security (9.83/10) Β· MSc in Information Systems Β· BSc in Aviation Science.

🌱 Currently

Building ChainVault MCP, refining Claude Code / Codex workflows, and researching Ethereum smart-contract security.

Top Langs


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  1. scat scat Public

    Smart Contract Audit Toolkit

    JavaScript 4

  2. chainvault-mcp chainvault-mcp Public

    Secure MCP server gateway between AI agents and blockchains. Vault-based key management, rule-enforced access control, and chain interaction tools.

    TypeScript 3 1