One Digital Entertainment - Web 3.0 Developer - Solidity/Smart Contract (2-5 yrs)

Technical Skills :

- Advanced Solidity programming and smart contract development

- Deep understanding of EVM architecture, bytecode, and gas optimization

- Mastery of consensus mechanisms (PoW, PoS, PBFT, etc.) and ability to modify/implement them

- Strong cryptography background including : asymmetric/symmetric encryption, hash functions, digital signatures, zero-knowledge proofs

- Proficiency in Layer 2 scaling solutions (Rollups, State Channels, Plasma)

Security Expertise :

- Smart contract security patterns and common vulnerabilities (re-entrancy, overflow/underflow, front-running)

- Formal verification methods and security auditing tools

- Secure key management and wallet implementations

System Design :

- Distributed systems architecture and P2P networking

- Blockchain data structures and storage optimization

- Performance optimization and scalability solutions

- Cross-chain communication protocols design

Development Tools :

- Hardhat for development environment

- Web3.js/ethers.js/wagmi/viem libraries

- Testing frameworks (Mocha, Chai)

- Version control (Git) and CI/CD pipelines

Additional Requirements :

- Experience with cross-chain bridges and interoperability protocols

- Understanding of tokenomics and governance mechanisms

- Familiarity with regulatory compliance and standards

- Strong documentation and technical writing abilities