Full Stack Engineer
Build the operating system for automated customer support and revenue recovery at scale

🎯 The Mission

Own execution from zero to production across Product, Engineering, Integrations, and Growth. Build production-grade systems that handle conversations, orders, and revenue recovery for high-volume commerce businesses across WhatsApp, web chat, and APIs.

1M+
Messages/Month
<200ms
API Response
99.9%
Uptime Target
2-6
Week Sprints
What You'll Build
Frontend
  • Responsive dashboard UI
  • Real-time inbox system
  • Automation flow builder
  • Analytics & metrics views
  • Onboarding experience
Backend
  • Auth & billing systems
  • Message orchestration
  • Event-driven automation
  • Webhook processing
  • Background job system
Integrations
  • Meta WhatsApp APIs
  • Shopify & checkouts
  • Payment gateways
  • Shipping (Bosta)
  • Custom webhooks
Growth
  • Public landing pages
  • Conversion tracking
  • Case study engine
  • Onboarding funnels
  • Analytics systems
Tech Stack
TypeScript
Node.js + Express
React + Vite/Next
PostgreSQL
Supabase
Redis + Queues
Tailwind + shadcn
React Query
WebSockets
Docker + CI/CD
Who We're Looking For

A builder who ships independently with founder-level ownership. Comfortable with ambiguity, execution-focused, and capable of handling full-stack systems without hand-holding.

✓ Must-Haves

  • Full ownership mindset & ability to ship without supervision
  • System design thinking & infrastructure comfort
  • Proven track record of shipped products
  • Experience with backend design & scaling systems

+ Nice-to-Haves

  • WhatsApp APIs & e-commerce platforms (Shopify)
  • AI pipelines, LLMs & prompt engineering
  • Payment flows & high-scale messaging systems
What You'll Own
Product & Infrastructure
  • End-to-end SaaS platform
  • Multi-tenant architecture
  • Environments & monitoring
  • Logging & observability
  • Security & backups
AI & Automation
  • Prompt pipelines & RAG
  • Decision tree logic
  • LLM observability
  • Fallback routing
  • Semantic search
The Opportunity
📍 Location

Remote • Cairo, Egypt

🚀 Timeline

Immediate start • 2-6 week build cycles

💰 Compensation

Early-stage cash + potential for growth • Builder → CTO path

🎯 Impact

Direct revenue ownership • Real product • No corporate layers

Ready to Build?

To Apply, Submit:

✓ Short note + video submission

✓ Personal GitHub link

✓ Proof of shipped work

You must demonstrate: a shipped product, a backend you designed, a system you scaled, and a problem you owned end-to-end.

📩 Send Your Application To:

Email: team@replai.now

Phone: +44 7484 714180 (WhatsApp / FaceTime Audio)