Ethereum (Solidity) Developer

We are looking for an expert Solidity Developer to join our core team. This role will present the developer with exceptional challenges and rewards in developing the most cutting edge products and protocols in crypto. We are developing the underlying technologies for a few groundbreaking products in crypto, and expanding our solidity and protocol team.

Required programming languages and frameworks:

  • Solidity
  • Typescript
  • Python
  • JavaScript
  • Truffle
  • Hardhat
  • Should understand how to perform automated code coverage and migration tests leveraging best-in-class methodologies.


  • Ability to work on long-term projects within a decentralized team
  • Writing complex Smart Contract architectures and components to implement the various product verticals supported by the 2key engineering organization.
  • Optimizing solidity and protocol level code for speed, efficiency and gas costs
  • Developing typescript (client protocol) and python (backend protocol) for Solidity interfaces, as well as extensions and modules for outward-facing applications.


  • You have 3+ years of experience as a Software Engineer or developer.
  • You have 1+ years of production grade experience in writing and delivering Solidity Smart Contracts
  • You have 1+ years of production grade experience in Dapp development.
  • You’re constantly keeping up to date with the latest tech updates.
  • You’ve deployed multiple running contracts on the Ethereum Blockchain.
  • You’ve written test cases for all your developed smart contract functions.
  • You’re a firm believer in blockchain technology and the decentralized revolution.
  • You have a strong passion for building smart contracts and decentralized applications.
  • You possess the ability to deliver clean, optimized, and testable code.
  • You’re a team-player.
  • Big Plus – Previous experience with zk-rollups, zk proofs, SNARKS, STARK based rollups.
  • Plus – experience developing cross-chain bridges
  • Plus – experience developing secondary marketplaces
  • Plus – experience developing orderbook dex marketplaces
  • Plus – experience developing NFT platforms


Job Type: Full-Time – Full-Power


Location: Global Remote / Office-Tel-Aviv / Office-Belgrade

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