ArcBlock, a company specializing in blockchain and decentralized identity technologies, is likely seeking an iOS Engineer to enhance their product offerings, particularly the DID Wallet iOS version. Their recruitment intent suggests a need for a candidate who can contribute to cutting-edge mobile applications, ensuring robust and secure software delivery. This indicates a preference for individuals with experience in blockchain or DID systems, as ArcBlock aims to build scalable and innovative solutions in a competitive tech landscape, potentially indicating a focus on security, performance, and user-centric development to attract partners and customers in the decentralized ecosystem.