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Mobile POSReact Native2024

Pharma
Simple

Lightweight Mobile POS & Inventory Management for Pharmacists.

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ClientPharmacie Centrale Group
RoleFull-Stack Developer & Product Designer
Timeline3 Months
DeliverablesMobile Application (iOS/Android), Tablet POS Interface, Inventory Management System

The Overview

The Challenge

Pharmacists often struggle with outdated, clunky desktop POS systems that lack mobility and real-time synchronization. Traditional software is overly complex, making it difficult for technicians to quickly process sales or perform inventory counts while on the floor. The goal was to create a "handheld-first" experience that simplifies daily pharmacy operations without sacrificing robust stock control.

The Solution

We developed a sleek Expo-based application combining a fast barcode-scanning POS with offline-first inventory tracking. By focusing on "Quick Actions" like Nouvelle Vente and Recherche, we reduced friction on the most common tasks. The system features a real-time dashboard with SQLite-driven KPIs and a simplified 3-step checkout flow: Basket → Verification → Encaissement.

Dashboard Analytics & Weekly Activity Overview

Interface Details

A streamlined, touch-first experience built for the pharmacy floor.

Active POS Interface

The "Nouvelle Vente" screen allows for rapid product searching and quantity adjustments, optimized for one-handed operation.

Smart Inventory Management

A centralized catalog with real-time stock levels, categorization (Tablets, Syrups, etc.), and integrated barcode entry.

Daily KPI Tracking

Real-time insights into today's transactions and revenue, helping managers make data-driven decisions via SQLite-powered metrics.

Streamlined Verification

A refined invoice confirmation step that ensures accuracy before finalizing transactions, supporting variable tax rates (TVA).

Process & Methodology

Week 1-2

Discovery & User Flow Mapping

Conducted interviews with pharmacy technicians to identify bottlenecks in the current checkout process and mapped out the core "Quick Action" user flows.

Week 3-6

UI/UX Design & Prototyping

Designed a high-fidelity design system focused on legibility and touch-targets. Created interactive prototypes for the cart and checkout transitions.

Week 7-12

Development & SQLite/Supabase Integration

Built the mobile app using React Native/Expo, implementing real-time data synchronization with Supabase for cloud backup and SQLite for offline performance.

Key Results

Metrics collected during the Beta phase across local pharmacies.

35%

Checkout Speed

Reduction in average transaction time compared to previous desktop-based systems.

99.9%

Inventory Accuracy

Improved stock tracking precision through integrated barcode scanning and real-time updates.

4.8/5

User Satisfaction

Average rating from pilot test users across local pharmacies during the Beta phase.