the company is the DeFi ecosystem building financial freedom for everyone. Our products help users and builders trade, hold, and track digital assets with self-custody, comprehensive security, and an intuitive user experience that unlocks true crypto ownership. the company protocols and APIs provide core infrastructure across the DeFi industry and beyond.
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We are looking for a Senior Blockchain Engineer with a "Get Stuff Done" mentality and a passion for innovation. As a key member of our team, you will be responsible for designing, developing, and optimizing smart contracts and blockchain infrastructure. This role requires strong problem-solving skills and the ability to navigate the constant changes of the crypto market while maintaining high standards of security and quality.
You will collaborate closely with the CPO, product teams, and other engineers to deliver innovative and secure solutions within the DeFi ecosystem. Your commitment to decentralisation and open-source development will be crucial in helping us stay ahead of industry trends.
Key Responsibilities:
- Design and optimize blockchain product architecture, focusing on scalability, security, and performance.
- Lead the development, auditing, and integration of smart contracts within decentralized protocols.
- Conduct technical research and proof-of-concept experiments, implementing best practices in blockchain development.
- Develop and improve cross-chain interoperability solutions, such as cross-chain swaps and bridges.
- Design and develop efficient algorithms with a focus on gas optimization.
- Define and implement effective CI/CD processes for blockchain development.
- Analyze and address potential attack vectors, ensuring security best practices.
- Monitor emerging blockchain, Web3, and crypto technologies.
- Perform rigorous code reviews, mentor developers, and enforce best practices in blockchain engineering.
- Collaborate with auditors and cross-functional teams to ensure successful product launches.
Requirements:
- 7+ years of software development experience, with at least 3+ years in blockchain engineering.
- Deep understanding of blockchain ecosystems, smart contracts (Solidity, Yul, EVM), and decentralized applications (dApps).
- Hands-on experience with Ethereum, Layer 2 solutions (Optimistic & ZK Rollups), and cross-chain protocols (atomic swaps, bridges, etc.).
- Proven track record in technical leadership, architectural decision-making, and mentoring development teams.
- Strong background in blockchain security and experience with smart contract audits.
Skills:
- Proficiency in Solidity, Yul, Rust, and TypeScript.
- Experience with smart contract development and deployment frameworks (Foundry, Hardhat).
- Understanding of DeFi protocols, AMMs, liquidity pools, and oracle integrations.
- Expertise in blockchain security principles and smart contract auditing methodologies.
- Experience in building high-performance distributed systems.
Work Conditions:
- Competitive pay that matches your skills and experience.
- Unlimited vacation days.
- Fully compensated for your work gear.
- Annual team retreat at a top international location.
Language Requirements:
- Proficiency in English (additional languages may be a plus).
