ZK Cryptographer

Freelancer, Full-time · Remote

Your mission
At Composable Finance 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 needing your expertise after.

As a Zero Knowledge Developer / Cryptographer you’ll be working on cutting edge technology that will help shape the future of DeFi.
Your profile
  • 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 that allow the user to manage their deposits without compromising their privacy
  • Ensure thorough project quality and security 
  • Write highly secure Rust code

  • 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

Bonus Points:

  • 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
Why us?
  • 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!
  • Monthly Gym & Fitness Bonus
  • Paid Time Off

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.
About us
We are looking forward to hearing from you!
Thank you for your interest in Composable Finance. Please fill out the following short form. Should you have difficulties with the upload of your data, please send an email to joe@composable.finance

Please upload your CV
Optional: recent certificates, short cover letter (max. 20 MB in total).

Click to select multiple files or use drag-and-drop
Click to select multiple files or use drag-and-drop

Uploading document. Please wait.