Solidity Smart Contract Developer (Oracle)

TL;DR

Solidity Smart Contract Developer (Oracle): Designing, developing, and auditing secure and scalable blockchain smart contracts with an accent on on-chain/off-chain interaction solutions and security vulnerability prevention. Focus on integrating contracts with business systems and ensuring trusted data on-chain.

Location: Remote, globally flexible, with potential hubs or a strong presence in Dubai, Hong Kong, Kuala Lumpur, Taipei, London, Penang, Singapore, Hanoi, and Ho Chi Minh.

Company

hirify.global is a leading product company providing cryptocurrency market data.

What you will do

• Design, develop, and audit secure and scalable blockchain smart contracts.
• Design on-chain/off-chain interaction solutions to enable trusted data on-chain.
• Collaborate with the Java backend team to integrate and test contracts with business systems.
• Research security vulnerability prevention for contracts and write technical documentation.

Requirements

• Bachelor's degree or above.
• 2+ years of Solidity development experience.
• Familiarity with the Ethereum/other public blockchain ecosystems.
• Proficiency in common smart contract security issues (e.g., reentrancy, overflow).
• Knowledge of Oracle technology (e.g., Chainlink).
• Familiarity with Web3.js/ethers.js.
• English: B2+ required.

Nice to have

• Experience in contract auditing.

Culture & Benefits

• Passion for blockchain technology.
• Strong learning ability and innovative thinking.