Backend Engineer - Remote

Overview

The Flex is reimagining the global rental market. We believe renting a home should be as simple as buying something online. Our mission is to give tenants the freedom to rent anywhere in the world, while empowering landlords with powerful, easy-to-use tools that eliminate complexity and high fees.

We’re building a team of ambitious A-Players ready to scale The Flex into a worldwide leader in flexible living. If you thrive in fast-paced environments and want to engineer the core systems that power modern rentals, this role is for you.

In Short

• Design and optimize APIs for booking platforms and payment gateways.
• Build backend tools for workflow automation.
• Develop scalable, serverless systems for global operations.
• Ensure data accuracy and system resilience.
• Investigate and resolve backend service issues.
• Collaborate with product and operations teams.
• Maintain high code quality through testing and reviews.

Requirements

• Strong proficiency in Node.js and cloud platforms (AWS preferred).
• Experience with serverless architecture.
• Understanding of API design and integrations.
• Familiarity with FastAPI or Python (bonus).
• Background in automation systems (real estate or rentals is a plus).
• Strong analytical skills and proactive mindset.

Benefits

• Build core backend systems for a high-growth platform.
• Work in an environment that rewards ambition and innovation.
• Competitive pay with performance-based incentives.
• Accelerated professional growth in a hands-on team.