Join the team redefining the future of global living — from the ground up.At The Flex, we believe renting a home should feel instant, intelligent, and effortless — as seamless as booking a ride.Our ambition is bold: enabling anyone to live anywhere, anytime, without friction.Powered by, our proprietary automation engine, we're building the operating system for modern renting — connecting property data, orchestrating operations, and enabling seamless stays across continents.This is not a job where you "pick up tickets."This is a chance to build a company's technical foundation and define how a global platform operates at scale. What You'll BuildAs a Founding Engineer, you will help design, build, and scale the core technology that The Flex is built on — from first principles.You'll work across product, engineering, and operations, owning systems end-to-end: web apps, APIs, automation pipelines, integrations, and cloud infrastructure.You'll make architectural decisions early — the kind that matter for years — and move fast to turn ideas into production systems used in the real world.If you enjoy ambiguity, ownership, and building things that actually ship, this role is for you. Your MissionBuild from Zero to OneDesign and implement the initial architecture powering bookings, payments, availability, and guest experience.Own the StackBuild across frontend, backend, APIs, and cloud infrastructure — choosing tools and patterns that scale.Automate the BusinessReplace manual processes with event-driven workflows and intelligent automation from day one.Integrate the EcosystemBuild deep integrations with platforms such as Airbnb, Stripe, Hostaway, and Twilio.Ship RelentlesslyDeploy, monitor, and iterate on production systems with speed, reliability, and pragmatism.Solve Real-World ProblemsTackle real-time booking sync, pricing intelligence, keyless access logic, AI-powered alerts, and operational dashboards.Set the Technical DNAEstablish engineering standards, best practices, and a culture of quality, ownership, and execution. You're a Great Fit If You HaveStrong experience building production systems (full-stack or backend-heavy)Comfort working across web apps, APIs, and cloud infrastructureExperience with, React, and AWS (or equivalent stacks)Familiarity with Python / FastAPI for automation or data services (bonus)A bias toward shipping over perfectionHigh tolerance for ambiguity and changing requirementsAn ownership mindset — you treat the product like it's yours Why You'll Love Working HereFoundational ImpactYour work will define how the company operates for years to come.Extreme OwnershipYou won't just influence decisions — you'll make them.Fast Feedback LoopWhat you build goes live, gets used, and evolves quickly.Meaningful UpsideCompetitive compensation with strong upside aligned to long-term success.Remote-FirstWork from anywhere — autonomy and trust are core to how we operate. This Role Is Not for You IfYou want well-defined requirements and rigid processesYou avoid responsibility for production systemsYou prefer specialization over ownershipYou're optimizing for comfort instead of impactShow more Show less