Full-Stack Developer | ERP Modernization Specialist | 25+ Years

github

Ömer Kadir • Peerlist

# XE Currency Converter API A Node.js API that provides currency conversion rates and historical currency data by scraping [XE.com](https://www.xe.com/). ## Features - Real-time currency conversion between any supported currencies - Historical currency rate lookup by date - Simple RESTful API endpoints - CORS enabled for cross-origin requests

Chrome & Edge Currency Conversion Extension

Rental Management System with Advanced QR Features =================================================== Features: --------- * Complete rental item and project management * Automatic QR code generation for serial numbers * Company-branded QR codes with logo overlay * Mobile-friendly web-based QR scanner (uses device camera) * Context-aware scanning (project, rental, maintenance workflows) * Comprehensive scan logging and tracking * Printable QR code labels * Real-time item status updates via scanning * Multi-camera support for mobile devices QR Code Design: --------------- * Circular dots instead of square blocks * Rounded position markers * Customizable company logo overlay * High error correction level * 1080x1080px output size Scanning Workflows: ------------------- * Add items to projects * Handover to customers * Return from customers * Report damaged items * Send to repair * Item verification

Equipment Rental Management | Odoo 18

Financial Management & Analysis Dashboard.

Healthcare Financial Management

Implementing ACCPAC in Boubyan Bank | Kuwait

Implementing ACCPAC in Warba Investment CO | 

J9Finance is a Financial Planning and Analysis Application for Airline Industry, it is build in house for Jazeera Airways to Build the annual or other Business Plans, in addition to analyse the variance of comparing actual data from ERP solution and the active business plan

J9Finance

# oTalk — Video Chat & Messaging App 🗣️ A simple web-based video conferencing and chat application using **WebRTC**, **Socket.IO**, and **Node.js**. Supports up to 4 participants with real-time video/audio, chat, and screen sharing. ## 🚀 Features - Peer-to-peer video calls using WebRTC - Real-time text chat - Screen sharing support (Desktop browsers) - File sharing (with chunking for large files) - Chat and file history shown to new users - Auto reconnection and stale peer cleanup

oTalk Multi User Video Chat

CRM Application: Our CRM application fosters superior customer relationships by organizing and automating sales, marketing, customer service, and technical support. The centralized customer database allows businesses to track interactions and understand customer behavior better, leading to more personalized service and, therefore, improved customer satisfaction and loyalty.

ÖTEK CRM

ÖTEK e-Commerce is a bespoke, framework-free PHP/MySQL application engineered for one purpose: to be the most powerful, flexible, and efficient e-commerce engine possible. Developed without the constraints of any PHP framework, it delivers unmatched speed, direct code control, and minimal resource consumption. Every line of code exists solely to power your store.

ÖTEK e-Commerce

E-commerce application: Our custom-built e-commerce platform offers an end-to-end solution for businesses to sell online effectively. It is available across the web, Android, and iOS platforms, ensuring broad accessibility for your customers. The application is intuitive and user-friendly, designed to provide an enjoyable and seamless shopping experience. Its robust backend infrastructure helps manage inventory, track sales, generate reports, and handle other crucial tasks efficiently.

ÖTEK E-Commerce

Service Reservation System Application: We offer a comprehensive service reservation system application that simplifies the booking process for both your business and your customers. This digital solution is perfect for businesses that operate based on appointments or reservations. Our application allows customers to check availability in real-time, book appointments or services, and even make payments, all at their convenience. On the business end, this application assists in managing and streamlining bookings, reducing the chance of overlaps and ensuring efficient utilization of resources. Furthermore, it provides insightful data regarding peak times, popular services, and customer habits, thereby helping in informed decision making. The flexibility, convenience, and efficiency offered by our Service Reservation System not only enhance customer experience but also free up your resources, allowing you to focus more on delivering excellent services rather than managing them.