The Role
Design and build scalable, event-driven rewards systems for a DeFi lending protocol on Ethereum. Develop web3-integrated applications for blockchain reading, indexing, transaction execution, and automation. Optimize performance, security, and resilience; own features from scoping through deployment; enforce testing and documentation standards; review code; and mentor teammates. The role requires deep TypeScript and EVM expertise, substantial software and web3 experience, and familiarity with large-scale indexers, monitoring, or event-driven architectures.
Summary Generated by Built In
The employer is a leading Decentralized Finance (DeFi) lending autonomous algorithm protocol deployed on secure, efficient, flexible lending protocol based on the Ethereum blockchain enabling lending and borrowing services.
They are opening a Web3 Software Engineer role (Remote EU) on a permanent basis.
MISSIONS :
You will be central to the company's efforts in creating an innovative, scalable, and resilient rewards system. Working closely with a team of top-tier engineers, you’ll be responsible for tackling the complex challenges of an event-driven architecture, focusing on performance optimization, security, and web3-specific implementation hurdles.
Technical Architecture & Development
- Lead the design and implementation of scalable, event-driven architectures to ensure efficient and secure rewards distribution.
- Proactively identify bottlenecks and optimize the rewards system’s performance in line with the company’s growth trajectory.
- Design, develop, and test web3-integrated applications for the rewards system, including blockchain reading, indexing, transaction execution and automation development.
Code Quality & Feature Ownership
- Champion code quality and resilience by applying best practices, such as robust testing and comprehensive documentation.
- Take ownership of feature development, from scoping and initial coding to integration and deployment.
- Actively participate in code reviews and share insights to uphold the team's standards and best practices.
Collaboration & Mentorship
- Coordinate with peers to facilitate seamless feature integration and ensure a shared understanding of project goals.
- Contribute to team health by fostering open communication and collaboration, aiding team members with project scoping and workload distribution.
- Serve as a technical reference within the team, setting standards for both technical and collaborative practices.
Profil
Hard Skills
6+ years in software development, including 3+ years in web3.
Deep expertise in TypeScript, strong architectural knowledge, and proven code quality practices.
Proficiency with testing tools and practices (e.g., Hardhat, Jest, Mocha).
Extensive experience with web3 tools and scalability topics about EVM.
High proficiency in English, with strong written and verbal communication skills.
Experience in large-scale architecture built on EVM, such as indexers, monitoring, or event-driven systems.
Nice to Have
Contributions to open-source projects or experience with collaborative web3 projects.
Familiarity with DevOps (Kubernetes, AWS, Terraform) and previous experience on significant web3 projects.
Soft Skills
Low-ego, collaborative approach with a focus on team success.
Agility in adjusting to changes and managing expectations.
Strong communication to facilitate clarity and team synergy.
Informations contractuelles
Contract : Permanent
Location : Paris or Remote ( can be based anywhere in Europe / EU Timezone )
Salary : 100 to 200k USD
Benefits : Tokens, medical insurance, coworking membership, relocation packages and additional benefits.
Recruitment process : HR Call + CTO Interview + Technical Interview
Skills Required
- 6+ years of software development experience
- 3+ years of web3 experience
- Deep expertise in TypeScript
- Strong software architecture knowledge
- Proficiency with testing tools and practices, such as Hardhat, Jest, or Mocha
- Extensive experience with web3 tools and EVM scalability
- High proficiency in English, including written and verbal communication
- Experience with large-scale EVM architecture, such as indexers, monitoring, or event-driven systems
- Contributions to open-source projects or experience with collaborative web3 projects
- Familiarity with DevOps tools and platforms, including Kubernetes, AWS, or Terraform
- Experience on significant web3 projects
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The Company
What We Do
The company is a Web3 trading business building a builder-code product on Hyperliquid. Its decentralized technology aims to broaden access to global financial markets spanning crypto, equities, commodities, and other assets. The platform supports on-chain perpetuals trading and has processed more than $65 billion in cumulative volume with over 400,000 registered traders, while scaling backend infrastructure, APIs, data pipelines, real-time delivery, and databases.
