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The Flex · 1 week ago

Founding Engineer

positionUnited States
timeFull-time
remoteRemote
senioritySenior Level
The Flex is redefining the future of global living by creating a seamless renting experience. As a Founding Engineer, you will design, build, and scale the core technology of the company, making key architectural decisions and owning systems across the product, engineering, and operations.
Property ManagementReal EstateRental Property
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H1B Sponsor Likelynote

Responsibilities

Design and implement the initial architecture powering bookings, payments, availability, and guest experience
Build across frontend, backend, APIs, and cloud infrastructure — choosing tools and patterns that scale
Replace manual processes with event-driven workflows and intelligent automation from day one
Build deep integrations with platforms such as Airbnb, Stripe, Hostaway, and Twilio
Deploy, monitor, and iterate on production systems with speed, reliability, and pragmatism
Tackle real-time booking sync, pricing intelligence, keyless access logic, AI-powered alerts, and operational dashboards
Establish engineering standards, best practices, and a culture of quality, ownership, and execution

Qualification

Production systems experienceWeb apps developmentAPIs developmentCloud infrastructureNode.jsReactAWSPythonFastAPIHigh tolerance for ambiguityBias toward shippingOwnership mindset

Required

Strong experience building production systems (full-stack or backend-heavy)
Comfort working across web apps, APIs, and cloud infrastructure
Experience with Node.js, React, and AWS (or equivalent stacks)
A bias toward shipping over perfection
High tolerance for ambiguity and changing requirements
An ownership mindset — you treat the product like it's yours

Preferred

Familiarity with Python / FastAPI for automation or data services (bonus)

Benefits

Competitive compensation with strong upside aligned to long-term success.
Remote-First

Company

The Flex

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The Flex is a property management company that offers rental houses and furnished apartments for students, travellers, and local families.
dateFounded in 2019
location
London, England, GBR
people-size51-200 employees
web-link
https://theflex.global

H1B Sponsorship

The Flex has a track record of offering H1B sponsorships. Please note that this does not guarantee sponsorship for this specific role. Below presents additional info for your reference. (Data Powered by US Department of Labor)
Distribution of Different Job Fields Receiving Sponsorship
Represents job field similar to this job
Trends of Total Sponsorships
2025 (1)
2024 (1)

Funding

Current Stage
Growth Stage

Leadership Team

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Michael Buggy
COO
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Company data provided by crunchbase