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Hi πŸ‘‹, I'm John Wellard (Johno)

AI, Agentic Solutions Architect / Engineer β€’ Web 2-3 Full Stack Engineer β€’ Blockchain Architect / Security Researcher

⚑️ Specialized in AI agentic + Web2+3 + Cloud+Depin Infra + Cyber-security convergence
Building the future of decentralized agentic automation | Security Researcher | Hacker


  • πŸš€ Founder & Solutions Architect @ AgileGypsy Labs β€” AI, Agentic Solutions Architect / Engineer - Web 2-3 Full Stack Engineer, DeFi / DePIN / Protocols / Blockchain Architect / Engineer / Security Researcher / Hacker.
  • πŸ’» Driving the Convergence: Specialized in AI agentic systems, Web3 infrastructure, and cyber-security. Architecting high-frequency trading infrastructure, deterministic orchestration frameworks, and localized AI engines.
  • 🧠 Active Labs & Core Architectures:
    • Nano-Bot-Trader: A high-frequency crypto trading bot scaling a 15-Strategy MEV Matrix (DEX mempool arb to Spark USDS SSR Carry) across dual ephemeral GCP VMs and Cloudflare Durable Objects. Uses a 3-Tier AI Orchestration Model air-gapped under the strict "Never Hold Keys" principle to mathematically eliminate prompt injection and execution risks.
    • Director OS: A deterministic fly-by-wire orchestration cockpit for autonomous software engineering. Built on Cloudflare Durable Objects to manage an 845-task Directed Acyclic Graph (DAG) with an MCP Bridge (13 strictly typed tools), headless local PTY daemons, ElizaOS cross-session RAG, and an automated Git Archon worktree pattern.
    • Kointel: The first edge-native crypto tax engine tailored specifically for South African SARS compliance and CARF enforcement. Built on Next.js 15, Cloudflare Workers/D1, and Gemini 2.5 Flash for automated "Capital vs. Revenue" trade classification, ZAR lot-matching (FIFO), and POPIA-compliant encryption.
  • πŸ” Bug Hunter & Security Auditor on CodeHawks & Immunefi focusing on protocol invariants and fuzzing.

πŸ› οΈ Core Tech Stack

TypeScript JavaScript Python Next.js React HTML5 CSS3 Solidity Foundry Hardhat Ethers.js Yul / Assembly Uniswap Curve Cloudflare GCP Google SDK AI Agents Google AI Tools Ollama Linux


πŸ¦… Security & Audit Profile

CodeHawks Rank Badge

Cyfrin CodeHawks (First Flights)

🧠 Metric πŸ”Ž Value
Rank #144
EXP 854
Valid Submissions 17
Total Earned 1,430.80 EXP
Profile View on CodeHawks

πŸ’Ό Featured Repositories

Project / Lab Description
director-os-core The stateful orchestration engine managing the 845-task DAG, MCP bridge tolls, and real-time dashboard UI.
nano-bot-trader Core components of the high-frequency trading infrastructure, featuring local Anvil EVM simulation rigs.
kointel-tax-engine Lot-matching algorithm and Gemini trade classifier for SARS-optimized capital gains accounting.
solidity-audits Public smart contract audit reports, private vulnerability writeups, and invariant testing suites.

πŸ“š Certifications & Education

  • βœ… SSCD+ (Updraft Solidity Smart Contract Developer Certification)
  • βœ… Smart Contract Security (Cyfrin)
  • βœ… Advanced Foundry (Cyfrin)
  • βœ… Advanced Web3 Wallet Security (Cyfrin)
  • 🧠 Neo4j Certified Professional

πŸ“’ Connect With Me

Platform Link
LinkedIn linkedin.com/in/john-wellard
Portfolio jw3b.dev
Email onchain@jw3b.dev
Twitter/X @AgileGypsy_
CodeHawks Profile
Payments Airtm β€’ UD.me Wallet

πŸ€– Web3 is evolving β€” and so am I.

Pushing the convergence of AI agentic solutions, Web3, infrastructure, and cyber-security. Architecting decentralized trading engines and intelligent agents at the edge.
πŸ” Auditing contracts, breaking things (ethically), and building secure solutions from the ground up.
🐧 Living in the terminal. Local LLMs, Next.js, and Google Cloud backends.
🧡 Follow the commits, fork the audits, and stay weird πŸ‘½.

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