Business Client need Mobile App Development

Contact person: Business Client

Phone:Show

Email:Show

Location: Glyfada, Greece

Budget: Recommended by industry experts

Time to start: As soon as possible

Project description:
"Ziyut Al Adaa – Mobile Application
Technical Project Specification, Acceptance Criteria & Payment Milestones
FINAL – SCOPE LOCKED VERSION
1. Purpose of the Application

The mobile application is designed for corporate customers of Ziyut Al Adaa and provides:

Access to financial documents

Viewing of payments made

Viewing of account balances and future dues

Ability to place new product orders

Access to the company’s official social media pages

Direct communication with Ziyut Al Adaa via WhatsApp or Viber

The application is a B2B customer portal.
It is not an e-commerce retail application and not a consumer app.

2. Registration & KYC Process (Onboarding Flow)

Each onboarding step appears on a separate screen, in the following order:

Language selection (English / Arabic / Kurdish – RTL enabled where applicable)

Phone number submission

Selection of OTP delivery method (WhatsApp / Viber / SMS)

OTP code entry

Upload of ID front side

Upload of ID back side (if required)

Selfie verification (≥80% face-match accuracy)

Upload of customer installation photo

Automatic GPS coordinate capture

GPS Rules

Accuracy ≤ 10 meters

Mock-location detection enabled

Manual coordinate entry not allowed

Registration completed — Account activation is performed manually by a Manager.
Until activation, account status remains Pending.

3. Customer Locations (Multiple Points of Sale)

A single customer may have multiple points of sale / installations (locations).

Common Identifier (MANDATORY)

The customer’s mobile phone number is the single common identifier

One mobile number = one customer account

All locations are linked under the same customer profile

Locations are not separate users

Location Source

All locations are retrieved from SQL

Each location represents a distinct installation, delivery, or operational point

Location Selection

The user must be able to:

View all locations linked to their mobile number

Select which location is currently active

Location Context Rules

The selected location defines the context for:

Sales Documents

Customer Collections

Customer Summary

New Orders

GPS validation

All displayed data must relate only to the selected location,
while authentication remains common via the mobile number.

4. GPS Location Rule (Per Location)

GPS verification is location-specific

Each location has its own GPS coordinates

If valid GPS coordinates have not been captured for the selected location:

New Order is disabled for that location

Financial information remains visible

5. Main Menu Structure

Sales Documents

Customer Collections

Customer Summary

New Order

Settings

Facebook

TikTok

Instagram

Chat

About

6. Chat – Direct Communication

Opens WhatsApp if WhatsApp was selected for OTP

Opens Viber if Viber was selected

SMS selection defaults to WhatsApp (fallback to Viber)

There is no in-app messaging system.

7. Sales Documents – Detailed Page Behavior

Displays issued sales documents for the selected location.

Each document displays:

Document date

Document number

Document type

Total amount

Currency

Rules:

Read-only

Data retrieved from SQL Views

Sorted by most recent

No editing, deletion, download, or payment actions

8. Customer Collections – Detailed Page Behavior

Displays payments already made for the selected location.

Each payment displays:

Payment date

Payment amount

Currency

Reference / description

Rules:

Read-only

Data retrieved from SQL Views

Sorted by most recent payment

9. Customer Summary – Detailed Page Behavior

Displays a financial overview for the selected location.

Displays:

Current outstanding balance

Future due amounts

Currency shown per line

Rules:

Read-only

No currency conversion

Values displayed exactly as returned by backend

10. New Order Module
Brand Selection (Static)

Cyclon

TotalEnergies

Klüber Lubrication

Category Selection

Retrieved from SQL

Product List

Each product displays:

Small packaging image

Product code

Description

Quantity input field (manual, no + / – buttons)

Layout must support large product volumes efficiently.

Order Submission

Fixed Place Order button

Enabled only when quantity > 0

Order created for selected location

OrderLines created via API

11. Backend Requirements
APIs

Registration & OTP

File uploads (ID, selfie, installation photo)

Customer locations

Sales documents

Payment history

Customer summary

Product list

Order submission

Database

SQL Views for financial data

Orders table

OrderLines table

Locations table

Installation photos & GPS table

Logging tables (audit & debugging)

Access Control

One SQL user:

Read: SQL Views

Write: Orders, OrderLines, Installation/GPS

Credentials controlled by Ziyut Al Adaa

12. Multi-Currency Support

Supported currencies:

IQD

USD

EUR

Rules:

Display values exactly as returned

No currency conversion

Currency field mandatory in API

13. Security Requirements (MANDATORY)

TLS 1.2+ for all communication

Secure file upload handling

Backend validation for all inputs

Mock-location detection enabled

GPS accuracy enforcement (≤10 m)

No sensitive data stored unencrypted on device

Principle of least privilege for DB access

Logging of:

OTP failures

Order creation

GPS validation attempts

14. Performance & Reliability Acceptance Criteria

The application is considered ACCEPTED only if:

OTP delivery ≤ 30 seconds

Order submission ≤ 5 seconds (API round-trip)

UI maintains ~60 FPS on supported devices

Product lists load smoothly with large datasets

Graceful handling of network failures

“No connection” banner shown when offline

Limited offline cache for last-viewed data

15. Technical Requirements

Android 10+ (Target SDK 34)

iOS 17+

Light & Dark mode

Full RTL support (Arabic & Kurdish)

Modular, maintainable architecture

Easily extensible for future features

16. Push Notifications (MANDATORY)

The application must support system push notifications.

Notification Triggers

A push notification is sent when:

Sales Document Issued

Invoice or sales document created

Includes document type, number, amount, currency, location

Payment Registered

Payment recorded

Includes amount, currency, location

Order Created

Order successfully submitted

Includes order reference and location

Rules

Notifications are informational system messages

No user enable/disable controls are provided

Tapping a notification opens the app on the relevant screen

Notifications must be location-aware

Technical Implementation

Firebase Cloud Messaging (Android)

Apple Push Notification Service (iOS)

Device tokens stored server-side

Notifications triggered by backend events

17. About (Informational Only)

Includes:

Company information for Ziyut Al Adaa

Brand representation:

Cyclon

TotalEnergies

Klüber Lubrication

Informational reference to group companies:

XLNT (Greece)

Fidus Mercari Ltd (Cyprus)

All transactions and operations relate exclusively to Ziyut Al Adaa.

18. Excluded from MVP

Multi-company workflows

Admin web portal

Advanced analytics dashboards

Advanced UI animations

19. Design, Demo & Deliverables
Figma

Complete Figma for all screens

RTL & Light/Dark included

Written approval required before development

Demo

Fully navigable demo

All screens accessible

Dummy data allowed

20. Code Ownership & Delivery

Full source code ownership belongs to Ziyut Al Adaa

Includes mobile apps, backend (if any), configs, scripts

Delivery via Git repositories with full commit history

Compiled-only delivery is not acceptable

21. Payment Milestones (100%)

Milestone 1 – UX/UI Design (Figma): 15%

Milestone 2 – Clickable Demo: 10%

Milestone 3 – Core Mobile Development: 30%

Milestone 4 – Backend & SQL Integration: 30%

Milestone 5 – Final Delivery & Handover: 15%

22. Scope Protection Clause

Any functionality not explicitly described in this document
is OUT OF SCOPE and cannot be charged additionally
without written approval from Ziyut Al Adaa." (client-provided description)


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