Backend & Frontend Developer jobs in United States
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The Flex · 1 month ago

Backend & Frontend Developer

positionUnited States
timeFull-time
remoteRemote
seniorityMid Level

The Flex is an innovative company focused on building an intelligent automation platform. The Backend & Frontend Developer will design and build core systems, APIs, and frontend interfaces that facilitate real-time operations and streamline automation workflows.

Property ManagementReal EstateRental Property
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H1B Sponsor Likelynote

Responsibilities

Design and build the systems and interfaces that power Base360.ai:
Scalable backend services and APIs
Automation workflows and event-driven microservices
Clean, fast, and intuitive frontend tools for monitoring and control
Integrations with third-party platforms and data sources
Real-time dashboards and operational control panels
Build Core Backend Services
Design APIs, data flows, and backend logic that form the foundation of Base360.ai
Develop Frontend Interfaces
Create responsive dashboards and tools that make complex automation systems simple to manage
Implement Automation Workflows
Build event-driven services, micro-automations, and intelligent logic that power real-time operations
Integrate External Platforms
Connect Base360.ai with key partners like Stripe, Twilio, Airbnb, Hostaway, and internal systems
Engineer for Scale & Reliability
Design solutions that are robust, observable, fault-tolerant, and built for high-throughput environments
Collaborate Across Functions
Work closely with product, data, and operations to turn automation challenges into elegant, functional software

Qualification

Node.jsTypeScriptReactPython (FastAPI)AWSAPIsMicroservicesEvent-driven architectureAutomation passionSystem designBuilder mindsetCross-functional collaboration

Required

Experience with Node.js / TypeScript, Python (FastAPI), or similar backend frameworks
Strong understanding of React or another modern frontend library
Familiarity with AWS, serverless technologies, or cloud-native development
Knowledge of APIs, microservices, and event-driven architecture
A passion for automation, system design, and simplifying complexity
A builder mindset — pragmatic, fast, clean, and ownership-driven
Ability to work across backend + frontend and deliver production-ready solutions

Benefits

Remote-First Culture

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