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.

Role Overview

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.

Key Responsibilities

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.

Lead technical improvements including refactoring, rearchitecture and platform modernisation .

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.

Build solutions that work effectively across multiple markets, currencies and languages .

Collaborate closely with product, design and engineering teams on technical decisions and product development.





Contribute to the evolution of the technology stack as the platform expands internationally.

Qualifications

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 .

Solid experience designing and implementing

RESTful APIs .

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 .

Nice to have

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.

Background in automotive, mobility, logistics or marketplace technology .

Interest in shaping technical direction and mentoring other engineers.

Experience using

AI development tools such as

Copilot, Cursor or Claude as part of your engineering workflow.

If you're excited about building technology that supports a growing international mobility platform and enjoy owning features from database to API to UI , we'd love to hear from you.

📌 Senior Fullstack Engineer (Madrid)
🏢 Impala Search
📍 Madrid