DeFi Engineer

  • Freelance
  • Global



Braintrust is the only network that gives in-demand talent all the freedom of freelance with all the benefits, community and stability of a full-time role. As the first decentralized talent network, our revolutionary Web3 model ensures the community that relies on Braintrust to find work are the same people who own and build it through the blockchain token, BTRST. So unlike other marketplaces that take 20% to 50% of talent earnings, Braintrust allows talent to keep 100% of earnings and to vote on key changes to improve the network. Braintrust is working to change the way freelance works – for good.

  • JOB TYPE: Freelance, Contract Position (no agencies/C2C – see notes below)
  • LOCATION: Remote – Work from anywhere
  • HOURLY RANGE: Our client is looking to pay $45 – $70/hr
  • ESTIMATED DURATION: 25h/week – Short term


A successful candidate should have some of these specializations:

  • Deep understanding of blockchain fundamentals, protocol design and decentralized finance

  • 2+ years of experience working with Python or 1+ year working with

  • At least one project experience working with smart contracts, especially an EVM chain

  • 2+ years of experience working with REST APIs, websockets, JSON, and/or trading data integration

  • Strong applied programming skills with a demonstrated ability to write secure and high quality code

  • Strong quantitative and analytical skills

  • Strong interest and willingness to learn about, or prior knowledge of algorithmic trading, arbitrage, yield farming, market making, high frequency trading

  • Comfortable working with GCP, Git, Docker

  • Ability to work independently with minimal supervision and successfully drive projects to production

  • Experience with data visualisation tools

  • Good applied statistics skills, such as distributions, statistical testing, regression, etc.

  • Good Communication skills, data-oriented, and startup-minded personality.


  • Integrating with DeFi protocols, blockchains and exchanges using latest gen APIs and smart contract architecture

  • Analyze on-chain data and activity and develop internal analytical tooling to produce new insights and actionable data analysis on blockchain activity

  • Design and implement new smart contract integrations to take on-chain actions within their larger trading strategy and infrastructure

  • Design and develop off-chain internal applications that operate within their existing trading structure via price oracles and exchange APIs

  • Any other relevant responsibility that may arise from time to time.


In this role you’ll have the opportunity to join an early stage company operating in programmatic trading and AI-powered investment strategies. Compensation includes a base salary based on experience, full benefits, and an extremely competitive performance-based bonus structure. Join a fast moving and fast growing company that acknowledges bold new ideas and rewards people who make those ideas a successful reality.


You will work closely with the founding team on the most important and challenging parts of the business and you will own your own areas related to their DeFi code base from day one. There will be plenty of opportunity to proactively shape your role, while driving real change and lasting impact for the company.

Apply Now!


Qualified candidates will be invited to do a screening interview with the Braintrust staff. We will answer your questions about the project, and our platform. If we determine it is the right fit for both parties, we’ll invite you to join the platform and create a profile to apply directly for this project.

C2C Candidates: This role is not available to C2C candidates working with an agency. If you are a professional contractor who has created an LLC/corp around their consulting practice, this is well aligned with Braintrust and we’d welcome your application.

Braintrust values the multitude of talents and perspectives that a diverse workforce brings. All qualified applicants will receive consideration for employment without regard to race, national origin, religion, age, color, sex, sexual orientation, gender identity, disability, or protected veteran status.

To apply, please visit the following URL:→