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Deivitto/README.md

Deivitto

I'm a Computer Engineer specialized in Web2 Security, Pentesting, OpSec, OSINT, and Systems / Networks management.

🕛 Now

I work in BlockSec with focus on Blockchain Security across EVM, Solana, infra, Golang, ZK, and C++.

  • Fuzzing and building at Recon.
  • Security audits for Recon, Spearbit, Cantina, and freelance clients.
  • Judge and triager at Cantina.

Main areas: DeFi, vaults, tokens, SPL, hooks, lending, NFTs, cross-chain, ZK, math, fuzzing, and invariant testing.

👤 Background

I'm also a Senior Full-Stack Engineer with 8+ years building full-stack and cross-platform applications.

Experience includes:

  • CI/CD, Docker, AWS, Kubernetes, GitHub Actions.
  • PWA, mobile, Telegram bots, UX engineering, UX patterns, VSCode extensions.
  • AI, AI agents, prompt engineering, and prompt injection research.
  • Secureum alumni and top racer.
  • Atrium Uniswap V4 Hooks alumni.
  • ZKDao Circom alumni.

🛠️ Core stack

Blockchain / Security:

  • Solidity, EVM, Foundry, Yul, Medusa, Echidna, Halmos, Slither, Manticore.
  • Solana / SPL, Rust, Go, C++, Python.

Web / Product:

  • React, Next.js, TypeScript, JavaScript, Node.js, Express, GraphQL, REST.
  • Angular, Svelte, Ionic, Capacitor, PWA.

Infra / Systems:

  • AWS, Docker, Kubernetes, Nginx, PostgreSQL, MongoDB, Firebase, GitHub Actions.

🖊️ Articles & educative content

🗣️ Talks

🛠️ Building / maintaining

🕵️ Public audit reports

Summary

Computer Engineer and Smart Contract Auditor specializing in DeFi and L2 ecosystems.

$14B+ TVL helped secure at ReconFuzz. 18+ security reviews at Spearbit and Cantina ($2B+ TVL helped secure), plus 25+ contests across C4, Sherlock, Codehawks, and Cantina. Broad skill set from manual review and invariant fuzzing to gas optimization. EVM + Solana.

ReconFuzz

Spearbit Labs

Total stats at Spearbit + Cantina managed reviews

Data grouping as of 2024-04-18

Critical Risk High Risk Medium Risk Low Risk Gas Optimization Info Risk
7 19 30 89 57 182

Cantina competitions

Judging

Participating

⚔️ Contests overview

Platform Contests High Medium Notes Last contest
Cantina 1 2 1 Feb 2024
Code4rena 14 2 15 +21 Gas and QA audits Feb 2023
Sherlock 7 1 8 Mar 2023
Codehawks 1 2 1 Aug 2023
C4 Team-SleepingBugs 1 1 +7 Gas and QA audits Jan 2023
C4 Team-0xPanas 1 2 Sep 2022
Total 25 9 26 +28 QA/Gas audits, around 150 L Feb 2024

🏆 Hackathons

Judge

Awarded / bounties

  • SmartCow for ETHBogotá: GitHub
  • Bridges & Widgets for Arbitrum Hackathon: GitHub
  • GetSponsoreth for Activate x Wormhole Miami: GitHub
  • TopMantle for ETHPorto: 3rd place, GitHub
  • ZkKloone for ZK Lisbon: GitHub
  • ETHLisbon: GitHub
  • NATIVO for SozuHaus Hackathon
  • GaslessPOAPs for ETHIstanbul: GitHub

Not awarded

  • PlayProtect for ETHTokyo: GitHub
  • AdaptivePools for ETHLondon: GitHub

☕ Workshops & event coordination

  • Wormhole Activate Miami + Secureum workshop.
  • a-MAZE-X CTF by Secureum.
  • TrustX by Secureum.
  • Devcon VI and Devcon VII.
  • ETHBogota and ETHLatam.
  • ETHBarcelona 2023.
  • DeFi Security Summit Thailand.

📫 Contact

DM to request an audit.
Visit my portfolio.
GitHub · Twitter

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