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Role Summary As a cryptographic software engineer at Ulvetanna, you will contribute to internal and open-source zk-SNARK proving codebases, analyze their performance, and propose and implement optimizations. Tasks may include to modifying and refactoring the codebases to utilize hardware coprocessors, reading and implementing zero-knowledge cryptography research, reverse engineering high-level algorithms from open-source software and smart contracts, and designing or analyzing arithmetic constraint systems for verifiable programs. Team members work closely with the FPGA engineers to specify algorithms implemented in hardware, and with the systems software engineers to interface efficiently with hardware acceleration units. Necessary Qualifications A deep passion for technology, software development, and secure computing Demonstrated ability to deliver software projects from inception to completion Understanding of algorithm design and computer architecture...

Our client is seeking an experienced Applied Cryptographer or Cryptographic Engineer t o focus on building their decentralized messaging platform backed by a16z. Preferred Experience: 3+ years of experience blending product engineering with security, with a substantial focus on E2EE (End-to-End Encryption), cryptography, and protocols such as Double Ratchet, X3DH, or MLS (Message Layer Security). Demonstrates proficiency in the Rust programming language and has a comprehensive understanding of peer-to-peer (P2P) protocols. Has experience with the design and implementation of decentralized systems, including blockchain technologies, smart contracts, and zero-knowledge technologies. Is familiar with adversarial system thinking, with a track record of developing secure products and identifying potential system threats. Nice to have Has experience in conducting penetration tests and diagnosing system vulnerabilities. Responsibilities:...