Our client is transforming the car rental industry through an asset-light, data-driven platform that helps local businesses turn vehicles into new revenue streams.
With 200,000+ customers, 5,000+ vehicles, 500+ rental locations and 1,500+ partners across 6 countries, they're scaling the technology behind a growing international mobility platform.
You'll join as a Senior Full-Stack Engineer with a backend focus, building Python services and APIs while contributing to React and TypeScript across features that support an international mobility platform.
Build and evolve backend services that power customer-facing products, mobile applications and partner integrations.
Develop reliable REST APIs using Python and modern backend frameworks.
Take ownership of features across the stack, from databases and backend services through to the frontend.
Work with PostgreSQL and/or MySQL to maintain reliable data flows and support application functionality.
Extend and maintain React and TypeScript applications when features require changes beyond the backend.
Improve backend performance,



reliability and data correctness across the platform.
5+ years of full-stack development experience, with a strong focus on backend engineering.
Strong experience with Python and backend frameworks such as FastAPI, Django or Flask.
Strong knowledge of SQL databases, particularly PostgreSQL and/or MySQL.
Professional experience working with React.js and TypeScript.
Comfortable taking ownership of features across frontend and backend layers.
Experience working with cloud platforms such as AWS or GCP and Docker.
Strong spoken and written English communication skills.
Experience with rearchitecture projects, migrations or significant platform refactoring.
Familiarity with Redis, message queues or event-driven systems.
Experience with Next.js or other modern frontend frameworks.
If you're excited about building technology that supports a growing international mobility platform and enjoy owning features

📌 Financial Engineer (España)
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📍 España