Erick Mwangi
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E-Commerce & Logistics2023 — 2024

Nyumbani Eatz

Regional Restaurant Ordering & Last-Mile Delivery Platform

Role & Responsibility:Product Engineer & Co-Founder
Primary Metrics:Real-Time Rider Dispatch • Sub-second Menu Updates • Integrated Mobile Checkout
Nyumbani Eatz

Problem Context & Objectives

Regional urban centers outside Nairobi lacked dedicated food delivery platforms tailored to local merchant needs and low-latency mobile connectivity.

Architectural Highlights & Systems Engineering

  • Pattern 1

    WebSocket Live Dispatch: Real-time bidirection notification layer connecting kitchen display systems directly with rider mobile apps.

  • Pattern 2

    Localized Maps Optimization: Geo-boundary delivery pricing engine dynamically calculating delivery fees based on Kisii urban grid zones.

  • Pattern 3

    Progressive Mobile UI: Mobile-first web interface designed for instant rendering over 3G mobile networks.

Technology Stack

ReactNode.jsExpressMongoDBWebSocketsTailwind CSS

Compliance Standards

  • PCI-DSS Standard for Payment Data

Measurable Outcomes & Impact

  • Outcome #1Successfully onboarded top regional restaurants in Kisii town.
  • Outcome #2Demonstrated high order retention and sub-30 minute average delivery fulfillment.