We are building BOB, a hybrid L2 that combines the best of Bitcoin and Ethereum. This role focuses on supporting the design, implementation, and launch of a novel BitVM bridge with Bitcoin security. The ideal candidate will enjoy proactively identifying and solving engineering challenges by applying expertise in Bitcoin and cryptographic protocols. The role involves implementing and optimizing the BitVM bridge, ensuring efficient and secure execution of its core components. Working in a research-oriented environment, you'll contribute to research-driven development, implement complex Rust solutions, and be a trusted point of contact for improving BOB. The position offers opportunities to work with cutting-edge blockchain technology, combining Bitcoin and Ethereum ecosystems, while being part of a team that values knowledge sharing and collaborative problem-solving. Benefits include stock options, flexible remote working, generous vacation time, and team retreats.