ZK Cryptography Engineer - Web3 User Data Platform

Tokalent
HK, HK
Hybrid

Job Description

Job Openings ZK Cryptography Engineer - Web3 User Data Platform

About the job ZK Cryptography Engineer - Web3 User Data Platform

Our client is a trusted user data platform for Web3. They arelooking for a Zero-Knowledge Cryptography Engineer to develop and implement cryptographic, zero-knowledge (ZK) solutions to enable secure and private communication between their core Web3 platform and their enterprise clients.

Responsibilities

  • Design and implement ZK solutions that allow privacy-preserving interaction with user data
  • Develop and optimize ZK circuits and ZK primitives
  • Research various ZK techniques and tools to best leverage as necessary
  • Create and maintain technical documentation on ZK

Requirements

  • 5+ years of experience and proven track record in an Engineering role
  • Strong knowledge and experience in cryptography protocols and zero-knowledge proofs (e.g. zk-SNARKs), having shipped ZK circuits
  • Familiarity with ZK-related languages, libraries, and tools, such as Circom, ZoKrates, snarkjs, halo2, etc.
  • Proficiency in Rust or C/C++
  • Bachelors or higher degree in Computer Science, Math, or a related field
  • Nice to have: understanding of identity-related technical concepts (Decentralized Identity / DID, Verified Credentials)
  • Open to remote hiring but must bewithin 4+ hours of overlap with 9am-6pm GMT+8.

Additional Requirements

  • Ability to problem-solve creatively and pragmatically
  • An appreciation for the importance of good documentation
  • Effective written and verbal English communication
  • An entrepreneurial mindset, and the ability to thrive in a startup environment
  • Experience with and knowledge of Web3 and blockchain concepts and technologies

Application Options

If you're interested in this role, click 'Apply' now. For further information and a confidential discussion, you can email Winston Tse at winston@tokalent.com

Skills & Requirements

Technical Skills

Zero-knowledge cryptographyZk solutionsZk circuitsZk primitivesCryptography protocolsZero-knowledge proofsZk-snarksCircomZokratesSnarkjsHalo2RustC/c++Problem-solvingDocumentationCommunicationEntrepreneurial mindsetWeb3BlockchainCryptography

Soft Skills

Problem-solvingDocumentationCommunicationEntrepreneurial mindset

Domain Knowledge

Web3Blockchain

Employment Type

FULL TIME

Level

senior

Posted

3/24/2026

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