API Engineer (Python, FastAPIs) - 2/3 days a week in London

numi are proud to be partnered with a technology company on a mission to make supply chains transparent and sustainable.

They use earth observation and environmental monitoring to create a global data asset that will radically change how supply chain risk is managed.

Our partner is a venture-backed, post-revenue company with a tight-knit founding team. This is a chance to join a high-growth startup and have a pivotal impact on the company’s mission.

As an API Engineer, you'll be critical in ensuring complex data is easily accessible and consumable. You will design, build, and maintain robust, scalable, and well-documented APIs that power internal and external applications.

What You'll Do

• Build the Engine: Design, develop, and maintain high-performance, scalable, and secure RESTful APIs using Python, with a strong focus on FastAPI.
• Integrate Data: Build efficient data querying mechanisms from structured databases.
• Champion Best Practices: Uphold high standards for clean, maintainable, and well-tested code.

Who We're Looking For

You are a seasoned API builder with a proven track record of shipping high-quality services. You have strong expertise in FastAPI and a deep understanding of how to build production-grade APIs used at scale.

Must Have: Strong expertise in Python and the FastAPI framework. Strong experience with both SQL and NoSQL databases, including schema design and query optimization.

Nice to Have: Experience with data transformation tools like DBT. Proficiency with AI-powered development tools. Experience or interest in supply chain, agri-food tech, or geospatial platforms.

Why You'll Love Working Here

• Pivotal Impact: Your work will be at the core of our product and central to our company's success and mission.
• Real Ownership: Receive a meaningful equity stake and be a true owner of the company’s journey.

This is a fantastic role with interview underway so apply now!