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    Senior Full-Stack Product Engineer

    The Flex
    Paris•Italy•Belfast•Oran•Tunis•Bali•Cairo•San Marino•Algiers•Mauritius
    Remote
    Senior
    Full Time
    remotefull-stackseniorAIautomationshort-term rentalsproduct engineersoftware engineering

    Requirements

    • •Strong experience building and shipping production software
    • •Ability to work across frontend and backend systems
    • •Experience with React, TypeScript, Python, FastAPI, or similar technologies
    • •Strong understanding of APIs, databases, integrations, and cloud architecture
    • •Product mindset and curiosity about user needs
    • •Good judgment around usability, scope, and technical trade-offs
    • •Ability to turn ambiguous problems into practical solutions
    • •Confidence working directly with customers, designers, and founders
    • •Ability to work independently and own outcomes
    • •Curiosity about AI, automation, and operational efficiency
    • •Bias toward shipping, learning, and iterating

    What You'll Do

    • •Understand customer problems by working directly with property managers and internal teams
    • •Build products end-to-end from idea and prototype through frontend, backend, integrations, testing, and deployment
    • •Create intuitive user experiences with designers for complex short-term rental operations
    • •Create powerful automations to eliminate repetitive work
    • •Develop AI-powered features using LLMs and AI agents
    • •Build reliable APIs and integrations with platforms like Airbnb, Hostaway, Stripe, Twilio, OpenAI, Google
    • •Solve real operational problems such as reservation synchronization, dynamic pricing, smart lock access, automated guest communication, operational forecasting, cleaning and maintenance automation, owner reporting, AI-powered monitoring and alerts
    • •Measure and improve features based on customer feedback, product usage, and operational results
    • •Build for scale balancing delivery speed, maintainability, security, and reliability

    Nice to Have

    • •Experience with short-term rentals, hospitality technology, or property management systems
    • •Experience with multi-tenant SaaS platforms
    • •Experience with marketplace businesses and booking channel integrations
    • •Experience with AI agents and workflow automation
    • •Experience with product analytics and experimentation
    • •Experience with event-driven architectures
    • •Experience with Supabase
    • •Experience with AWS serverless infrastructure

    Benefits

    • •Build something meaningful solving daily problems of short-term rental operators
    • •Own the product outcome from conception to improvement
    • •Work in a small team with massive opportunity and direct influence on product and technical direction
    • •Learn faster by solving real-world challenges across product, software, AI, automation, hospitality operations, and scale
    • •Performance-based rewards with competitive compensation and substantial upside
    • •Remote-first work environment allowing work from anywhere

    About The Flex

    At The Flex, we believe renting a home should be as easy as buying an item from Amazon, that means ensuring our guests have an abundance of choice and flexibility to cancel if their plans change. We aim to help landlords stop paying excessive management fees and help renters live and work comfortably anywhere in the world.

    London, UK
    100 - 250
    Housing