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Harage customer app

Harage is a trusted Qatar‑based marketplace for buying and selling quality‑checked used electronics—helping customers sell fast and buy smart with complete confidence.

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About Project

Harage is a refurbished e‑commerce marketplace that connects people across Qatar who want to sell used electronics with buyers looking for reliable, certified devices.

Your team delivered end‑to‑end UI/UX, native Android and iOS apps, Node.js API services, and an admin panel, creating a seamless experience where Harage manages inspection, packaging, and delivery while customers enjoy simple, transparent trading of smartphones, laptops, tablets, and accessories.

Technology Stack

Tools

Xcode

Xcode

Android studio

Android studio

VS code

VS code

Git

Git

UI/UX

Figma

Figma

Cloud/Server

AWS

AWS

GoDaddy

GoDaddy

Apache

Apache

Database

MongoDB

MongoDB

Front-end

HTML5

HTML5

CSS3

CSS3

JavaScript

JavaScript

jquery

jquery

Mobile

Swift

Swift

Kotlin

Kotlin

Android

Android

iOS

iOS

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video-preview

Team Members

Android

Android

1 Member

Node.js

Node.js

1 Member

QA

QA

1 Member

Project Manager

Project Manager

1 Member

Project Description

Selling or buying used electronics often feels risky, uncertain device condition, confusing prices, and no clear process. Harage set out to fix that for the Qatar market by building a professional, app‑based platform that handles the heavy lifting: quality checks, pricing, logistics, and trust.

From the customer side, the app is straightforward. Sellers can submit details about their device in just a few steps, receive a fair market evaluation, and schedule pickup or drop‑off anywhere in Qatar. Once Harage completes inspection and verification, the device enters the marketplace as a certified listing.

Buyers, on the other hand, can browse a curated catalog of used smartphones, laptops, tablets, and other electronics, each with clear grading, real product photos, and transparent pricing. Because Harage oversees inspection, grading, packaging, and delivery, buyers know exactly what they’re getting, and sellers don’t need to worry about negotiations or logistics.

Under the hood, the customer apps are built natively in Kotlin (Android) and Swift (iOS). A Node.js backend with MongoDB powers product listings, evaluations, orders, and user accounts, while an HTML/CSS/jQuery/Bootstrap‑based admin panel gives the Harage team full control over inventory, pricing rules, order flows, and customer support.

Business Goals

The main business goal of Harage is to become the go‑to platform for trusted used electronics in Qatar, offering a professional alternative to informal classifieds and social‑media deals.

For sellers, Harage aims to make selling old devices as easy as possible: quick evaluation, no haggling, and reliable payment. For buyers, the goal is simple: access to quality‑checked, competitively priced devices with clear grading and honest listings.

At a strategic level, the platform is built to scale horizontally: more device categories, more cities (if needed), and potential partnerships with retailers, corporate IT departments, or trade‑in programs, all managed through the same admin and backend infrastructure.

Features

Fast, Guided Selling Flow

Sellers can submit device details (brand, model, condition, issues) in minutes and receive a transparent price evaluation without needing technical knowledge.
 

Professional Quality Checks

Every device goes through a defined inspection process handled by Harage, ensuring that only verified, working products reach the marketplace.
 

Transparent Grading & Real Photos

Listings include clear condition grades and actual device photos, helping buyers make informed decisions and avoid unpleasant surprises.
 

Curated Refurbished Catalog

Customers can browse used smartphones, laptops, tablets, accessories, and other electronics specifically tailored to local demand in Qatar.
 

Secure Order & Delivery Flow

Harage coordinates packaging and delivery, so buyers enjoy a clean, reliable handover while sellers don’t have to handle shipping themselves.
 

Native Android & iOS Apps

Kotlin and Swift provide smooth, platform‑specific experiences for customers on both Android and iOS, important in a mobile‑first market.
 

Node.js + MongoDB Backend

The backend manages users, listings, inspections, orders, and logistics data, designed for quick iterations and high flexibility in product and pricing models.
 

Admin Panel for Operations

An HTML/CSS/jQuery/Bootstrap panel allows Harage staff to manage inventory, approvals, pricing, promotions, and support tickets, keeping day‑to‑day control in the business team’s hands.

Typography & Color Palete

typography

Challenges & Solutions

Challenges

Solutions

Building trust in a used‑electronics marketplace

In second‑hand markets, users often worry about hidden issues, unfair prices, or unreliable sellers.

Harage’s flow puts the brand in the middle, controlling inspection, grading, and logistics—so both buyers and sellers interact with a trusted intermediary rather than random individuals. Clear grading, real photos, and quality checks reinforce that trust.
 

Making selling truly “hands‑off” for customers

Many people want to sell devices but hesitate because the process seems tedious or time‑consuming.
 

The app simplifies selling to a guided form, a transparent quote, and a scheduled pickup or drop‑off, with Harage handling inspection, packaging, and delivery behind the scenes.

Communicating condition clearly and consistently

If two devices with the same label feel very different in real life, trust breaks quickly.
 

Internal grading standards and structured listing fields were implemented in the admin panel so staff assign conditions consistently, reducing confusion and returns.

Managing logistics across all of Qatar

Coordinating pickups and deliveries for multiple orders and locations can get complex fast.
 

The backend models orders, statuses, and logistics steps clearly, giving the Harage team an operational view to track where each device is, from seller to inspection to buyer.
 

Balancing competitive prices with sustainable margins

Harage needs to offer attractive payouts to sellers and good prices to buyers while covering inspection and logistics.
 

Pricing logic in the backend supports flexible evaluation rules and margin controls, allowing the business team to tune offers over time without changing the app UX.

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