Lead Backend Engineer (Web3 & API)
Designs and builds scalable Node.js/TypeScript backend services and RESTful APIs for a web3 social platform, with a focus on secure Solana blockchain integration. Works with PostgreSQL, MongoDB, AWS, and third-party wallet/RPC providers in a flat, agile team.
- Compensation
- Not disclosed
- Location
- Not listed
- Work setup
- Not specified
- Seniority
- Lead
- Employment
- Not specified
- Experience
- 5+ years
- Category
- Backend
- Posted
Skills
Must have
- 5+ years of backend development experience with strong emphasis on Node.js and TypeScript
- Proven experience building and deploying production-grade APIs
- Solid understanding of asynchronous programming and event-driven architectures
- Experience with relational (PostgreSQL) and NoSQL (MongoDB) databases
- Experience integrating with third-party APIs and SDKs
- Strong understanding of security best practices, particularly for Web3
- Familiarity with Solana concepts (accounts, transactions, programs) and Solana Web3.js; willingness to learn is essential
- Experience with testing frameworks (Jest, Mocha, etc.)
- Experience with cloud platforms, specifically AWS
- Excellent communication, collaboration, and problem-solving skills
- Ability to work independently and take ownership of projects
- Passion for building innovative and impactful products
Nice to have
- Experience with other blockchain technologies
Full description
About the Role:
We are seeking a highly motivated and experienced Senior Backend Engineer to join our growing team. You will play a crucial role in building the foundation of our innovative social platform, bridging the gap between traditional web2 infrastructure and blockchain. You will be a key contributor to the design, development, and deployment of our core backend services, with a particular focus on secure and scalable integration with the Solana network. You will be self-directing, take ownership of your work, and collaborate effectively within a flat, agile organization.
Responsibilities:
- Design, develop, and maintain robust and scalable backend services using Node.js and TypeScript.
- Implement, manage, and monitor secure integrations with third-party wallet providers and Solana RPC endpoints.
- Design and build well-documented, high-performance RESTful APIs for use by our frontend and third-party partners.
- Work closely with our CTO and other engineers to ensure seamless data flow between our off-chain systems and the Solana blockchain.
- Write unit, integration, and end-to-end tests to ensure code quality and reliability.
- Participate in code reviews and contribute to best practices across the engineering organization.
- Proactively identify and address performance bottlenecks and security vulnerabilities.
- Stay up-to-date with the latest developments in the Solana ecosystem and Web3 technologies.
- Contribute to architectural decisions and help shape the technical direction of our platform.
- Understand the end-to-end flow of our application, from frontend to blockchain.
- Think customer-centrically in all aspects of development.
Qualifications:
- 5+ years of experience in backend development, with a strong emphasis on Node.js and TypeScript.
- Proven experience building and deploying production-grade APIs.
- Solid understanding of asynchronous programming and event-driven architectures.
- Experience working with relational (PostgreSQL) and NoSQL (MongoDB) databases.
- Experience integrating with third-party APIs and SDKs.
- Strong understanding of security best practices, particularly in the context of Web3.
- Familiarity with Solana concepts (accounts, transactions, programs) and the Solana Web3.js library. Deep Solana experience is not required, but a willingness to learn is essential.
Experience with testing frameworks (Jest, Mocha, etc.).