Job Description:
We are a decentralized finance (DeFi) project on the brink of unveiling an on-chain derivatives trading venue (DEX), aiming to bring the largest asset class in traditional Finance into the blockchain ecosystem. Our products are designed to cater predominantly to professional traders in crypto and TradFi ecosystems.
We have recently closed a sizable funding round led by a leading European VC and are preparing for our beta launch before the end of the year.
Our team is distributed between London, Lisbon, and several remote locations. We seek a highly experienced and talented Full Stack Developer to join our team and lead our business development efforts.
We offer an opportunity to join a well-funded project early in its lifecycle and apply your skills and knowledge to become a major driving force behind its success.
Your Responsibilities:
Protocol Design & Smart Contract Development
- Design, develop, test, and deploy smart contracts on EVM Blockchains (Arbitrum, Ethereum, Optimism, Base, Polygon, and others)
- Ensure all smart contracts are optimized, gas-efficient, and adhere to the highest security standards, incorporating the latest technologies and standards as they evolve
- Liaise with external audit firms for periodic reviews
Backend Development & Security:
- Develop, maintain, and optimize backend services related to the protocol
- Ensure data consistency, fault tolerance, scalability
- Develop APIs for front-end consumption and third-party integrations
- Conduct thorough code reviews, vulnerability assessments, and penetration tests
- Stay updated with the latest security threats and ensure our protocol remains resilient against attacks
Collaboration & Leadership:
- Collaborate with the frontend team to integrate smart contracts seamlessly with web3 frontends.
- Collaborate with the product and research teams to design novel DeFi products and services
- Work closely with other engineers, researchers, designers, and stakeholders to ensure smooth development
- Mentor junior developers and foster a collaborative and innovative development environment
- Provide clear documentation and training materials for the team
Qualifications:
- Bachelor’s or Master’s degree in Computer Science or a related field
- Proven experience in developing smart contracts on Ethereum or other major blockchain networks, proficiency in Solidity, and a deep understanding of the Ethereum Virtual Machine (EVM)
- Familiarity with centralized and decentralized oracles, layer 2 solutions, and cross-chain technologies
- Strong experience in backend development (JavaScript/TypeScript/Node, JVM, Go, GraphQL)
- Passion for blockchain, decentralization, and financial innovation combined with a knowledge of DeFi platforms, token standards, and existing DeFi products
- Strong attention to detail, especially in the areas of security and scalability
- Excellent communication skills, both verbal and written
Nice to Have:
- Contributions to a major DeFi project in trading, lending, and derivatives spaces
- Being located in Lisbon, Portugal, not allergic to collaborating with your teammates in the same space a few days a week.
- Technical curiosity, experience with other blockchain platforms and technologies
- Other contributions to open-source blockchain projects.
Recruiting Tips:
Please refer to the hiring criteria when creating a cover note; ideally, provide examples of work, samples, or the code they wrote. We are looking for mid-senior candidates who want to collaborate with the team and meet in Lisbon to work together.
Hiring Criteria:
- Strong full-stack experience (typescript and/or Golang)
- Some exposure to solidity development
- Backend experience and willigness to build backend
- Can provide examples of the work done