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JG

Joseph Gimba

Smart Contract Engineer

Abuja, Nigeria

๐ŸŸขAping In

Computer Engineer with 6 years in the crypto ecosystem and 3 years of hands-on blockchain development. Excels in building secure, scalable, production-grade smart contract infrastructures including DeFi protocols, DAOs, NFT marketplaces, and tokenized asset systems. Active blockchain security researcher engaged in audits and bug bounty platforms.

Work Preferences

Salary

USD 50,000 โ€“ 250,000

Skills

Solidity9/10
Foundry (Forge/Anvil/Cast)9/10
Smart Contract Security & Auditing8/10
NFT Development8/10
DeFi Protocol Development8/10
JavaScript/TypeScript (7/10)Chainlink (7/10)Cross-chain Protocols (7/10)EthersJs/Web3Js (7/10)Hardhat (7/10)Rust (7/10)React (6/10)CI/CD (6/10)GraphQL/REST APIs (6/10)Move (6/10)Node.js (6/10)Cairo (5/10)PostgreSQL (5/10)Python (5/10)Go (5/10)

Work Experience

Blockchain Developer

DeFi Lords

Aug 2024 โ€” Present

Leading smart contract development for lending, borrowing, and high-yield investment infrastructure. Architected core protocol with collateral-free borrowing engine, tiered yield vaults, and automated onboarding. Built full-stack integrations with CI/CD pipelines for real-time syncing, position tracking, and automated deployments. Integrated Pendle, Uniswap, and Balancer for diversified yield strategies.

Blockchain Developer and Educator

NITDA

Mar 2024 โ€” Jan 2025

Drove Web3 adoption by educating teams on blockchain's potential to enhance transparency and reduce fraud. Innovated through smart contracts to solve real-world challenges. Led Solidity smart contract development, optimizing for gas efficiency and security, reducing transaction costs by 30%.

Blockchain Developer

Contractor

Jan 2024 โ€” Present

Designed NFT marketplaces with OpenSea/Blur-inspired features, developed real estate tokenization infrastructure, and implemented gasless meta-transactions for improved UX. Engineered production-grade NFT minting platform processing 3,338 mints at 0.025 ETH each ($330K+ transaction volume).

Intern

Khemsafe Computer & Communication Limited

Jan 2021 โ€” Dec 2021

Hardware/software maintenance, web development support, and Arduino/Raspberry Pi automation projects.

Education

Cyfrin Updraft

Advanced Blockchain Development

2024 โ€“ Present

Federal University Of Technology, Minna

BEng ยท Computer Engineering

2016 โ€“ 2023