BairesDev is seeking a Zero-Knowledge Engineer to design and implement privacy-preserving cryptographic systems for blockchain ecosystems. You will focus on ZK-rollups, ZK-SNARKs/STARKs, and use Circom or Halo2 to build robust proofs. Join a general, fully remote team and contribute to scalable, secure solutions for leading tech projects. Collaboration with security teams and ongoing learning are key parts of the role.