The Flex Recruitment 2026 – Software Engineer | Remote (Work From Home)
Job Title: Software Engineer (Founding Software Engineer)
Company: The Flex
Location: Remote – Worldwide
Location Type: Remote / Work From Home
Department: Engineering
Qualification: Not specified – the company values capability over credentials
Experience: Strong experience building production-grade software systems
Salary: Not disclosed (competitive, with performance-based upside)
Employment Type: Full Time
About the Role:
The Flex believes renting a home should feel as effortless as booking a ride. Powered by Base360.ai, its proprietary automation platform, the company is building the operating system for modern renting – connecting property data, orchestrating operations, automating workflows and enabling seamless stays across continents. As a Founding Software Engineer you will help architect and scale Base360.ai, building internal products, automation engines, AI-powered workflows, integrations and operational systems that eliminate manual work and let the business scale globally.
Key Responsibilities:
- Build the Core Platform: Design and develop scalable applications, services and APIs that power bookings, pricing, payments, guest experiences and operations
- Create Powerful Automations: Build event-driven workflows that automate tasks previously performed by humans
- Develop AI-Powered Systems: Leverage LLMs, AI agents and machine intelligence to streamline operations and improve decision-making
- Design API-First Architecture: Create robust APIs that enable seamless communication between internal systems, third-party providers and future products
- Integrate the Ecosystem: Build and maintain integrations with platforms including Airbnb, Hostaway, Stripe, Twilio, OpenAI and Google
- Scale Infrastructure: Deploy and manage cloud-native infrastructure built for reliability, performance and global growth
- Solve Complex Operational Problems: Real-time reservation sync, dynamic pricing intelligence, smart key management, automated guest communication, operational forecasting and AI-powered monitoring
- Move Fast: Own projects end-to-end, from idea to deployment, and continuously improve the systems you build
Tech Stack:
- Python
- FastAPI
- React
- TypeScript
- Supabase
- PostgreSQL
- AWS
- Serverless Architecture
- OpenAI APIs
- Twilio
- Stripe
- Docker
- GitHub Actions
Eligibility Criteria:
- Strong experience building production-grade software systems
- Experience with FastAPI, Python, React or similar frameworks
- Strong understanding of APIs, distributed systems and cloud architecture
- Experience designing scalable backend systems
- Ability to work independently with minimal supervision
- Strong problem-solving ability and a product mindset
- Curiosity about AI, automation and operational efficiency
- A bias toward action and shipping
Bonus Points For Experience With:
- Property technology (PropTech)
- Marketplace businesses
- AI agents and workflow automation
- Event-driven architectures
- Supabase
- AWS serverless infrastructure
Why Join The Flex:
- Build Something Meaningful: Your work directly impacts how people live, travel and experience cities around the world
- Extreme Ownership: Freedom to make decisions and build systems that matter
- Small Team, Massive Opportunity: Work closely with the founders and directly influence product and technical direction
- Performance-Based Rewards: Competitive compensation with substantial upside for exceptional performers
- Remote-First: Work from anywhere – the company cares about outcomes, not hours
This Role Is Not For You If:
You are looking for a slow-paced corporate environment, prefer maintaining systems rather than building them, need detailed instructions for every task, or avoid ownership and accountability.
Selection Process:
Apply online through the official application link given below. Shortlisted candidates will be contacted directly by The Flex hiring team.
