During January 2025, Sajjad Keshavarz developed and integrated Zarban protocol features across the DefiLlama-Adapters and dimension-adapters repositories. He built new JavaScript and TypeScript modules for protocol and treasury adapters, enabling accurate TVL and revenue analytics for Arbitrum by leveraging smart contract interaction and GraphQL data engineering. Sajjad corrected treasury calculations to properly account for borrowed ZAR tokens, improving financial transparency and risk assessment. His work standardized data access patterns and expanded cross-repository consistency, supporting more reliable on-chain analytics. The depth of his contributions addressed both feature delivery and bug resolution, demonstrating strong full stack and DeFi engineering skills.