Smart Contract Engineer

at Lemma

100k - 300k USD/YEAR
362 d. ago
About the Job

Lemma built the first DEX that enables spot trading with perpetual futures liquidity. Liquidity providers incur 0 impermanent loss and get yields via trading fees and funding rate PnL. We are in the process of building a new defi primitive that is currently still in stealth. Come find out what it is :)

Lemma’s team is small (currently 7 people) with work experience that includes engineering & design @ (0x product), quant @ Goldman Sachs, product @ Ocrolus, engineering @ Instadapp, Uber, Idle, Catnip and two PHDs.

We raised ~7.5 million USD from Tier 1 investors that include Dragonfly, Standard Crypto, Nascent, Multicoin, Coinbase Ventures, Robot Ventures (Tarun Chitra + Robert Leshner) and from strategic partners and angels including Wintermute, GSR, Woo Network/Kronos, Perpetual Protocol, MCDEX…


  • Write state-of-the-art smart contracts on Ethereum
  • Ensure that dapps are tested thoroughly via e2e tests
  • Work in close collaboration with the engineering team on product architecture and design
  • Work closely with our quant team on implementation and research
  • Manage junior team members & teach them best practices

Minimum qualifications:

  • Senior-level smart contract development experience
  • Expertise in Solidity, EVM, and smart contract design
  • Familiarity with databases and full-stack frameworks
  • Strong desire to build decentralized and open source software
  • Passion for learning new technologies and tackling novel technical problems
  • Excellent English communication skills

Preferred qualifications:

  • Excellent math skills
  • General knowledge about derivatives
  • Existing contributions to open-source software products
  • Bachelor’s degree in Computer Science or higher