Senior Full-Stack Product Engineer

About the role

Base360.ai is an AI operating system for short-term rental businesses, bringing reservations, guest communication, pricing, payments, cleaning, maintenance and reporting into one platform. It is looking for a Senior Full-Stack Product Engineer who will turn real customer problems into intuitive, reliable software, working closely with founders, designers and operators.

Key responsibilities

• Work with property managers and internal teams to understand workflows and identify friction points.
• Build features end-to-end, from prototype through frontend, backend, integrations, testing and deployment.
• Create intuitive interfaces with designers and build event-driven automations such as post-booking cleaning schedules and check-in instructions.
• Develop AI-powered features using LLMs and AI agents for guest communication, maintenance triage and pricing support.
• Build APIs and integrations with platforms such as Airbnb, Hostaway, Stripe, Twilio, OpenAI and Google.
• Build solutions for real operational problems: reservation and availability sync, dynamic pricing, smart locks, guest check-in, forecasting, cleaning and maintenance automation, owner reporting and alerts.
• Measure results against customer feedback, usage and operational outcomes, and make technical decisions that balance speed, maintainability, security and reliability.

Required profile

• Strong experience shipping production software and ability to work across frontend and backend.
• Product mindset, good judgment on usability and scope, and confidence working with customers, designers and founders.
• Able to work independently and own outcomes; curious about AI, automation and operational efficiency.
• Bonus: experience with short-term rentals, multi-tenant SaaS, marketplace integrations, AI agents, product analytics or event-driven architectures.

Required skills

• React, TypeScript, Python and FastAPI, or similar technologies.
• Understanding of APIs, databases, integrations and cloud architecture.
• Current stack: Supabase, PostgreSQL, AWS serverless, Docker, GitHub Actions, OpenAI APIs, Twilio and Stripe.

What we offer

• Small team, close collaboration with founders and direct access to The Flex's operations.
• Performance-based rewards and competitive compensation with substantial upside.
• Remote-first work, with focus on outcomes rather than hours.