ZK Rust Developer

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Composable Finance


Full-time remote position

At , we are at the forefront of Crypto, building robust cross-chain & cross-layer infrastructure to allow the future of DeFi where almost any asset or contract can seamlessly interoperate


You’ll be building the first ZK rollup in the Polkadot ecosystem with other exciting projects like  needing your expertise after

As a high level blockchain developer with exposure to zero knowledge proofs, or cryptographer in the blockchain space with relevant programming skills, you’ll be working on cutting edge technology that will help shape DeFi


  • Design, implement and build a ZK rollup in Polkadot ecosystem (Rust-Substrate)
  • Collaborate with our team of elite level rust, cryptography and substrate experts
  • Research ZK protocols and their underlying mathematical concepts
  • Study, understand and communicate the latter cryptographic primitives (e
    g: signatures, NIZK, key derivation) relevant in the blockchain space
  • Produce technical specifications for designs & instantiations of cryptographic protocols
  • Investigate new zero-knowledge applications im Whirlpool that allow the user to manage their deposits without compromising their privacy
  • Ensure thorough project quality and security 
  • Write highly secure Rust code

Requirements & skills

  • Fluency in Rust, C++, Golang or similar languages, we are working primarily with Rust Substrate
  • Experience in cryptography and blockchain infrastructure development 
  • Familiarity with zero-knowledge schemes (Plonk and Plonky preferred)
  • Passion for Crypto/DeFi


Nice to have

  • Experience with scalability techniques such layer 2s (Optimistic and zk-based)
  • Experience with implementing recursive zk-proofs
  • Experience with XMCP and relay-para-chain structure
  • Is interested in the Polkadot ecosystem 



  • Competitive Crypto payments, all made in USDC
  • 100% remote work
    No geographic restrictions
  • An entrepreneurial environment that encourages innovation and facilitates the growth of cutting-edge technology
  • The ability to work as an independent contractor: We treat you as your own agent and support you accordingly!
  • Annual Working Equipment Allowance
  • Monthly Gym & Fitness Bonus
  • Paid Absence Days
  • Global WeWork membership, with access to more than 600 locations worldwide
  • Annual personal development funding to facilitate career development
  • Diversity & Inclusion: A company commitment to equal opportunity
    We do not condone discrimination on the premise of race, color, religion, sexual orientation, age, gender identity or expression