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Job details:
Senior Cryptography & Zero-Knowledge Engineer (Remote, India)
Role: Senior Cryptography & Zero-Knowledge Proof Engineer (Full-time Contract → Potential Full-time Role)
Company: Early-stage AI-powered digital identity startup building next-generation privacy-preserving authentication infrastructure.
About the Role
Key Responsibilities
• Design and implement zero-knowledge proof systems (zk-STARKS) for privacy-preserving verification.
• Work on secure multi-party computation (sMPC) and threshold cryptography protocols.
• Integrate post-quantum cryptographic algorithms for long-term security.
• Build secure session management, token binding, and proof-of-possession mechanisms.
• Collaborate closely with the mobile/biometrics team to deliver end-to-end secure authentication flows.
• Ensure all implementations meet high standards of security, performance, and auditability.
Requirements
• 2+ years of hands-on experience with zk-SNARKs/ZK- STARKS(Circom, snarkjs, or equivalent).
• Strong background in cryptography, secure multi-party computation, or privacy-preserving technologies.
• Experience with post-quantum cryptography (ML-KEM/Kyber or similar) is a big plus.
• Proficiency in Rust, C++, or TypeScript.
• Ability to write clean, well-documented, production-grade code.
• Strong problem-solving skills and passion for privacy and security.
One should have more than 15 years of work experience
Corporate experience of at least 10 years
Click on Apply to know more.