prosper

Blockchain Engineer

I have worked as a Lead Blockchain Engineer and Smart Contract Auditor, designing and securing high-value decentralized protocols. My experience includes:

Paycrest – Designed and implemented on-ramp/off-ramp payment systems with account abstraction, ensuring seamless user onboarding and liquidity management.

Vaultka (Perp-Dex) – Led the development of auto-hedging mechanisms and the “Mega LP Token”, simplifying complex DeFi investments and optimizing LP returns.

AirPuff – Contributed to cross-chain infrastructure integrating non-EVM chains like Solana, leveraging TypeScript-based testing frameworks and cross-chain messaging protocols.

Smart Contract Security – Senior researcher at Code4rena and Sherlock, identifying critical vulnerabilities in DeFi and cross-chain protocols.

Cross-Chain Development – Worked with Kurtosis for LZero, building interoperability solutions for seamless cross-chain communication.

Educational Contributions – Maintain a YouTube channel focused on Yul opcodes and EVM optimizations, sharing deep technical insights with the developer community.

Experience: 5 years

Yearly salary: $90,000

Hourly rate: $45

Nationality: 🇳🇬 Nigeria

Residency: 🇬🇧 United Kingdom

Experience

Smart Contract Auditor (Intern)

Nethermind

2022 - 2022

Conducted smart contract audits, reviewing over 35,000 lines of code across multiple projects. Identified and resolved a wide range of security vulnerabilities, ensuring the robustness and integrity of Web3 applications. Collaborated with top-tier development teams to deliver secure, high-quality blockchain solutions. Contributed to advancing blockchain scalability, security, and usability through rigorous code review and vulnerability assessment.

Lead Blockchain Officer

Rigel Protocol Lab

2021 - 2022

Designed and implemented smart contracts for the Decentralized P2P system, enabling secure, non-custodial asset transfers and escrow logic. Architected and deployed the NFT marketplace, supporting auction, bidding, royalties, and on-chain metadata with ERC721 and ERC1155 standards. Built Gifting dApp, supporting one-time and scheduled asset distribution via deterministic addresses and off-chain metadata encryption. Collaborated with frontend and backend teams to ensure seamless contract integration with React-based dApps and GraphQL APIs. Mentored junior engineers in Solidity, testing workflows (Foundry/Hardhat), and best practices in secure smart contract development.

Skills

docker

golang

javascript

kubernetes

node

solidity

typescript

english

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