**Company:** One More Game
**Location:** Remote (Worldwide / Asia-friendly)
**Employment Type:** Full-time
**Hourly Rate:** $100 USD/hour + performance incentives
## Job Description
One More Game is building the next generation of blockchain-powered gaming experiences. We are looking for a **Senior Smart Contract Engineer** to design and develop secure blockchain systems that power our game economy, NFTs, tokens, and Web3 infrastructure.
You will work closely with blockchain engineers, game developers, and product teams to build scalable smart contract solutions and transform game mechanics into reliable on-chain experiences.
Your responsibilities include:
* Design, develop, test, and deploy Solidity smart contracts.
* Build token, NFT, staking, rewards, and in-game asset systems.
* Write secure, gas-efficient, and maintainable smart contract code.
* Perform testing, debugging, and security reviews.
* Collaborate on blockchain architecture and production deployments.
## Requirements & Benefits
**Requirements:**
* 3+ years of software development experience.
* Strong Solidity and smart contract development experience.
* Experience with Ethereum-compatible networks and token standards (ERC-20, ERC-721, ERC-1155).
* Experience with Foundry, Hardhat, or OpenZeppelin.
* Understanding of smart contract security best practices.
* Ability to work independently in a remote environment.
**Nice to Have:**
* Experience with GameFi, NFT, or DeFi applications.
* Experience designing token economies.
* Familiarity with Rust or other blockchain frameworks.
* Open-source blockchain contributions.
**Benefits:**
* Build real blockchain gaming products with global impact.
* Own smart contract architecture from design to deployment.
* Work with a remote-first Web3 engineering team.
* Competitive USD compensation.
* Flexible remote working environment.
* Opportunity to grow with an innovative blockchain gaming company.
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