Apply on Kit Job: kitjob.ca/job/2vimcc

Full-Stack Senior Engineer + AI Agent

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 rapid. 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 OnFrontend
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
3+ years of full-stack engineering experience




Comfortable owning features end-to-end, from architecture and APIs to polished UI
Robust 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 workplace 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

Apply on Kit Job: kitjob.ca/job/2vimcc

📌 Full Stack Senior Engineer + Ai Agent Paibox La Pocatière (Canada)
🏢 PaiBox
📍 Canada