Operations Manager
Tetra Maritime
Lagos
Nigeria
July 3, 2026
Full-timeJuly 3, 2026
Job Description
Job Overview:
We are hiring a Blockchain Developer to build decentralized applications and smart contract systems that extend Joveo's platform into the emerging world of verifiable credentials and trustless data exchange in hiring.
Duties and Responsibilities:
Design and develop smart contracts using Solidity or Rust (Solana); Build and maintain decentralized application (dApp) backends and integrations; Audit smart contracts for security" style="border-bottom: 1px dotted #007bff !important;">security vulnerabilities and gas optimization; Integrate blockchain functionality with existing Web2 APIs and databases; Research and evaluate emerging protocols, L2 solutions, and standards; Collaborate with product teams to define feasible blockchain feature scopes.
Required Qualifications:
Proficiency in Solidity and EVM-compatible blockchain development; Experience with development frameworks such as Hardhat, Foundry, or Truffle; Understanding of DeFi protocols, NFT standards (ERC-20, ERC-721), and Web3 patterns; Familiarity with Web3 libraries (ethers.js, wagmi, or web3.js); Knowledge of wallet integrations, signing, and on-chain identity standards; Security-first mindset with experience in smart contract auditing or review.
Additional Notes:
Joveo is an equal opportunity employer. We are committed to building an inclusive workplace and welcome applications from all qualified individuals regardless of race, color, ethnicity, nationality, gender, gender identity or expression, sexual orientation, age, religion, disability, marital status, or any other characteristic protected by applicable law. All hiring decisions are made solely on the basis of qualifications, skills, and demonstrated ability.
We are hiring a Blockchain Developer to build decentralized applications and smart contract systems that extend Joveo's platform into the emerging world of verifiable credentials and trustless data exchange in hiring.
Duties and Responsibilities:
Design and develop smart contracts using Solidity or Rust (Solana); Build and maintain decentralized application (dApp) backends and integrations; Audit smart contracts for security" style="border-bottom: 1px dotted #007bff !important;">security vulnerabilities and gas optimization; Integrate blockchain functionality with existing Web2 APIs and databases; Research and evaluate emerging protocols, L2 solutions, and standards; Collaborate with product teams to define feasible blockchain feature scopes.
Required Qualifications:
Proficiency in Solidity and EVM-compatible blockchain development; Experience with development frameworks such as Hardhat, Foundry, or Truffle; Understanding of DeFi protocols, NFT standards (ERC-20, ERC-721), and Web3 patterns; Familiarity with Web3 libraries (ethers.js, wagmi, or web3.js); Knowledge of wallet integrations, signing, and on-chain identity standards; Security-first mindset with experience in smart contract auditing or review.
Additional Notes:
Joveo is an equal opportunity employer. We are committed to building an inclusive workplace and welcome applications from all qualified individuals regardless of race, color, ethnicity, nationality, gender, gender identity or expression, sexual orientation, age, religion, disability, marital status, or any other characteristic protected by applicable law. All hiring decisions are made solely on the basis of qualifications, skills, and demonstrated ability.
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Exercise caution and watch out for fraudulent job offers. Never provide sensitive personal information or make payments to secure a position.