Blockchain Game Alliance is hiring a Senior Blockchain Engineer to design and build core blockchain infrastructure powering Web3 gaming products, decentralized economies, and NFT systems.
We are looking for engineers with production mainnet experience building secure smart contracts and scalable Web3 infrastructure.
Responsibilities
• Design and develop secure smart contracts
• Build NFT and token-related systems
• Integrate wallet connection and transaction flows
• Develop backend blockchain infrastructure and APIs
• Optimize gas efficiency and transaction reliability
• Conduct security-focused code reviews and testing
• Collaborate with frontend and game engineering teams
Required Experience
• 5+ years of software engineering experience
• 3+ years of blockchain/Web3 development
• Strong experience with Solidity and EVM chains
• Experience deploying production smart contracts
• Knowledge of ERC-20, ERC-721, ERC-1155 standards
• Experience with Web3 libraries such as ethers.js or web3.js
• Understanding of blockchain security best practices
• Experience with wallet integrations and transaction handling
• Familiarity with cloud/backend infrastructure
Nice to Have
• Experience with Web3 gaming projects
• Smart contract auditing experience
• Rust/Solana experience
• Layer 2 scaling experience
• DeFi or marketplace experience
Tech Stack
• Solidity
• TypeScript / Node.js
• ethers.js
• Hardhat or Foundry
• Polygon / Ethereum / Arbitrum
• AWS or GCP
What We’re Looking For
We value engineers who can work independently, make architectural decisions, and contribute to product direction, not just implement tickets.
Location: Remote
Duration: 10 Months
Type: Full-time or Part-time
Compensation:
* $14k–$18k/month (Full-time)
* $100–$130/hour (Contract / Part-time)
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