Sr. DeFi Engineer – (Remote in the US) – 1626

at PlacingIT
Published February 14, 2024
Location San Francisco, CA
Category Default  
Job Type Full-time  


Sr. DeFi Engineer - (Remote in the US) – 1626

Salary: $120,000 - $250,000 depending on experience

Location: 100% Remote (within US)

Position Type: FTE – no contracting - no Corp to Corp or 1099. W2 only

Work Authorization: No sponsorship offered. USC and GC only

Communication: Excellent in verbal, written and comprehension

We are looking for a solidity developer that has actual decentralized finance experience. We want someone who has worked on contracts like automated market makers, staking contracts, lending protocols, etc. To be considered for this role, you MUST have this experience.

As a Sr. Solidity Engineer, you will help us design and deploy our next generation of smart contracts. You will work closely with team members and partners to prototype smart contracts that extend our core architecture as well as lead efforts to upgrade and optimize our contracts running on EVM based networks.


  • Design, develop, and deploy secure, efficient, and scalable smart contracts on EVM-based platforms
  • Write and execute unit tests, integration tests, and end-to-end tests to ensure the quality and security of the smart contracts
  • Review and optimize existing smart contracts to improve performance, reduce gas costs, and enhance security
  • Create and maintain detailed documentation of the smart contract code, functionality, and deployment process
  • Work closely with other developers, designers, and product managers to ensure seamless integration of smart contracts with the frontend and other components of the application

Your experience

  • 7+ years of software engineering experience
  • 3+ years experience developing Solidity smart contracts
  • 1+ years developing DeFi applications (e.g. AMMs, staking contracts, lending protocols, etc.)
  • Fluent with smart contract development tools such as Hardhat, Foundry, or Brownie
  • Fluent with Git version control system
  • Curiosity, empathy, and an interest in working with a team in a highly collaborative environment
  • Strong understanding of security in smart contract design
  • Excellent written and verbal communication skills