We are seeking a dedicated Proof Systems Integration Engineer to work on cutting-edge ZK-rollup, zkVM, and bridge technologies that we believe are crucial for advancing ZK adoption. The engineering team at Fermah operates with shared accountability and without traditional hierarchy.As an early team member, you will help define not only the technical direction of our integrations but also the values and culture of our company. You will have the freedom and autonomy to influence the trajectory of our platform while bringing your ideas and technical expertise to life. You’ll be tasked with complex and rewarding challenges.This is an exceptional opportunity for you to take ownership of key integrations, drive tangible results, and gain invaluable experience working in one of the most exciting sectors within crypto. Responsibilities: • Integrating proof systems (zkVMs, Rollups, Bridges, etc.) in Rust • Enhancing existing integrations (e.g., adding CUDA support, multi-machine proof generation orchestration) • Writing clean, efficient, and testable Rust code following best practices • 1-2 years of experience in Rust • Familiarity with different proof systems, zkVMs, ZK-rollups, bridges, etc • Strong communication and collaboration skills with an ownership mindset • Relevant open-source contributions in the field are a huge plus Benefits: • Competitive salary and equity • Take-what-you-need vacation • Opportunity to work with a driven, talented, dedicated team that values collaboration, innovation, and making a strong positive impact • Culture built upon mutual respect, empathy, excellence and delivery