Stephan Luft

Led a team of three developers in architecting and deploying the entire smart contract infrastructure for *Spirit Sentinels*, a strategic turn-based NFT game on Ethereum Mainnet. Implemented Chainlink VRF for provably fair in-game randomization and designed the SSPK tokenomics and staking mechanisms. Responsible for contract security, performance optimization, and integrating backend services with the Web3 front-end.

Developed and maintained complex DeFi protocols, including staking pools and yield farming contracts for institutional clients. Collaborated with auditors to ensure high-security standards for all deployed contracts. Focused heavily on gas optimization and EIP standards compliance.

Contributed to the development of a private, permissioned enterprise blockchain for supply chain tracking. Wrote integration APIs in Node.js and worked on data encryption and key management solutions. Gained deep experience with Hyperledger Fabric.

Assisted the senior team with front-end development using React and integrated DApps using Web3.js. Wrote and tested basic smart contracts in a development environment. Participated in code reviews and sprint planning.

Supported the development team on a large-scale data management platform, focusing on backend database operations and API testing. Introduced to version control (Git) and Agile methodologies.