Software Engineer (TypeScript/JavaScript) - Databento

Software Engineer (TypeScript/JavaScript) at Databento

The financial industry is experiencing rapid growth, but many data providers still rely on outdated systems. Databento is revolutionizing this by offering a modern market data platform for finance, providing real-time and historical data across futures, options, and equities through a unified API. We own the entire market data stack, combining high performance and reliability with a simplified developer experience.

We are seeking a mid-level or senior individual contributor to join our Platform/API engineering team. You will be instrumental in building, maintaining, and promoting our JavaScript client library, collaborating closely with our design team to deliver production-ready interfaces. This role emphasizes TypeScript/JavaScript, with opportunities for full-stack development involving Python.

Responsibilities

• Own, build, and maintain our JavaScript client library, ensuring robustness, comprehensive testing, and ease of integration for external users.
• Integrate native libraries into JavaScript/TypeScript code using tools like N-API, node-addon-api, or Wasm.
• Develop responsive, high-performance front-end applications utilizing React, Redux, Vite, Web Workers, and WebSockets.
• Contribute to full-stack projects, including backend development in Python (or Rust), REST API design, and database/migration tasks.
• Bridge the gap between design and engineering teams, translating designs (e.g., Figma handoffs) into production-ready components and design systems.
• Set up and manage CI/CD pipelines, including publishing to npm.
• Document components using Storybook or similar tools.
• Collaborate cross-functionally to ensure seamless feature rollouts and updates.

Preferred Background

• Experience working effectively between high-performing design and engineering teams, with a focus on production-ready design systems and tools (e.g., Figma handoffs).
• Proficiency with React, Redux, Vite, Web Workers, and WebSockets.
• A background in trading, market data, or quantitative finance is advantageous.
• Hands-on backend experience in building APIs, working with databases, and managing migrations.
• Full-stack experience with backends in Python or Rust, including REST API design.
• Familiarity with Storybook or similar component documentation tools.
• Strong communication skills and a dedicated work ethic suitable for a remote environment.

The base salary range for this role is $130,000–$215,000, benchmarked to Tier 1 locations. Total compensation may also include bonuses, commissions, and equity.