Zero Knowledge Cryptography Researcher

Job Description

Zellic is a blockchain security firm solving the most critical software assurance problems. Their audits prevent business-ending hacks. They have identified and eliminated critical vulnerabilities in top projects. In 2022, 55% of Zellic audits uncovered serious issues. Their mission is simple: catch deadly bugs, save users’ money.


  • Conduct security assessments and audits of zero knowledge circuits and systems to identify security or design flaws
  • Communicate assessment findings with clients in a clear and professional manner
  • Perform research and write about the of state of art blockchain cryptographic primitives.
  • Opportunity to travel and present at security conferences.
  • Stay up-to-date with the latest advancements in zero knowledge cryptography


  • Strong background in cryptography, including experience in designing cryptographic protocols and primitives. Bonus points for breaking them!
  • Familiarity with zero knowledge proof systems, such as SNARKs, STARKS or Bulletproofs
  • Experience in programming languages and DSLs commonly used in zero knowledge cryptography, such as Rust and Circom