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Full-Stack Founding Engineer + AI Agent

C-Star SFR Advisors
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PaiBox is an AI-driven property maintenance workflow automation platform. We already have real users, real work orders flowing through the system, and we're growing fast. We're looking for a sharp Full-Stack Senior Engineer to help us rapidly ship features based on live customer feedback and build the future of AI-powered operations.

 

What You'll Work On 

Frontend

  • React Native (Expo 53), TypeScript, Zustand, NativeWind (Tailwind), Expo Router
  • One codebase shipping to iOS, Android, and Web via EAS

Backend

  • Java 17 / Spring Boot 3
  • PostgreSQL, JPA/MyBatis-Plus
  • Redis, Flyway migrations
  • Real-time messaging with WebSocket/STOMP

AI & Automation

  • Workflow automation and AI agents built on AWS Bedrock (Claude, including multimodal/vision)
  • Python services running on AWS Lambda
  • Agent orchestration, diagnostics, and workflow intelligence

Integrations

  • Twilio (SMS + Conversations)
  • SendGrid
  • Push notifications (Novu / OneSignal)
  • AWS S3 & Textract for document and invoice processing

Product Development

  • Work directly with property managers, owners, tenants, and vendors
  • Turn real-world operational challenges into shipped features within days, not months

What We're Looking For

  • 5–8 years of full-stack engineering experience
  • Comfortable owning features end-to-end, from architecture and APIs to polished UI
  • Strong experience with React/React Native and TypeScript
  • Experience with Java/Spring Boot or another strong backend stack
  • Experience building or integrating LLMs, AI agents, or workflow automation systems
  • Familiarity with AWS (Bedrock, Lambda, S3), Docker/Kubernetes, or real-time messaging systems
  • Self-driven and entrepreneurial mindset—you can take an ambiguous problem and independently drive it to production
  • Available to start soon
  • Work location can be anywhere in the U.S. or Canada

What We Offer

  • Competitive compensation (salary negotiable)
  • Startup stock option plan
  • Opportunity to work alongside an experienced leadership team with multiple successful entrepreneurial ventures and deep industry expertise
  • Real product, real customers, and immediate user impact
  • Fast-paced environment with minimal bureaucracy and rapid product iteration
  • Opportunity to grow into a key technical leadership role as the company scales

 

If you're excited about AI agents, automation, and building products that solve real-world operational problems, we'd love to talk. 

 

Please send your resume to inquiry@paibox.com