Entrepreneur in Residence (EIR) – Europe

Overview

The Flex is on a mission to transform the rental sector globally. We believe that renting a home should be as easy as buying an item from Amazon—giving tenants the ability to rent anywhere in the world effortlessly, and giving landlords simple, hassle-free property management without excessive fees.

We are building a small, dynamic team of A-Players who are committed to growth and ready to scale The Flex into a global powerhouse. We reward ambition, promote from within, and create an environment where talent thrives.

Position Summary – Full Stack Engineer

As a Full Stack Engineer at The Flex, you will be responsible for designing, developing, and maintaining end-to-end digital solutions that power our operations and customer experiences. You will work across the full stack—front-end, back-end, and cloud infrastructure—bringing ideas from concept to production.

This role is ideal for someone who thrives in a fast-paced, startup environment, takes ownership of projects, and is passionate about building scalable, high-quality software that solves real-world problems.

Key Responsibilities

• Full-Stack Development – Design, develop, and maintain scalable web applications using Node.js, React, and related modern frameworks.
• Cloud Deployment & Infrastructure – Deploy, scale, and manage applications on AWS Cloud, leveraging serverless architecture.
• API Development – Design, build, and optimize RESTful APIs (FastAPI and / or Node.js) to support core business functionality.
• Automation & Tooling – Build tools and scripts to streamline workflows and improve development efficiency.
• Testing & Code Quality – Implement CI / CD pipelines, write automated tests, conduct code reviews, and maintain high coding standards.
• Troubleshooting & Debugging – Investigate and resolve production issues quickly and effectively.
• Collaboration – Work closely with product, operations, and design teams to deliver impactful features.

What We’re Looking For

Why Join The Flex?

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