Hire the Best REST API Developers
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Shiraz J.

Riyadh, Saudi Arabia

$6/hr
5.0
11 jobs

๐Ÿ† ๐‘๐ž๐œ๐จ๐ ๐ง๐ข๐ณ๐ž๐ ๐ข๐ง ๐ญ๐ก๐ž ๐“๐จ๐ฉ ๐Ÿ% ๐จ๐Ÿ ๐“๐š๐ฅ๐ž๐ง๐ญ ๐จ๐ง ๐”๐ฉ๐ฐ๐จ๐ซ๐ค ๐Ÿ๐จ๐ซ ๐€๐ˆ ๐Œ๐จ๐›๐ข๐ฅ๐ž ๐€๐ฉ๐ฉ ๐ƒ๐ž๐ฏ๐ž๐ฅ๐จ๐ฉ๐ž๐ซ | ๐Œ๐จ๐›๐ข๐ฅ๐ž ๐€๐ฉ๐ฉ ๐ƒ๐ž๐ฏ๐ž๐ฅ๐จ๐ฉ๐ฆ๐ž๐ง๐ญ | ๐Œ๐จ๐›๐ข๐ฅ๐ž ๐€๐ฉ๐ฉ ๐ƒ๐ž๐ฏ๐ž๐ฅ๐จ๐ฉ๐ž๐ซ | ๐…๐ฅ๐ฎ๐ญ๐ญ๐ž๐ซ ๐ƒ๐ž๐ฏ๐ž๐ฅ๐จ๐ฉ๐ž๐ซ | ๐…๐ฅ๐ฎ๐ญ๐ญ๐ž๐ซ ๐Œ๐จ๐›๐ข๐ฅ๐ž ๐€๐ฉ๐ฉ ๐ƒ๐ž๐ฏ๐ž๐ฅ๐จ๐ฉ๐ฆ๐ž๐ง๐ญ | ๐Ÿ๐ŸŽ๐ŸŽ% ๐‰๐จ๐› ๐’๐ฎ๐œ๐œ๐ž๐ฌ๐ฌ | ๐Ÿ”๐ŸŽ+ ๐๐ซ๐จ๐ฃ๐ž๐œ๐ญ๐ฌ ๐ƒ๐ž๐ฅ๐ข๐ฏ๐ž๐ซ๐ž๐ | ๐Ÿ—+ ๐˜๐ž๐š๐ซ๐ฌ ๐จ๐Ÿ ๐„๐ฑ๐ฉ๐ž๐ซ๐ข๐ž๐ง๐œ๐ž | ๐€๐ง๐๐ซ๐จ๐ข๐ ๐€๐ฉ๐ฉ ๐ƒ๐ž๐ฏ๐ž๐ฅ๐จ๐ฉ๐ฆ๐ž๐ง๐ญ | ๐ˆ๐Ž๐’ ๐€๐ฉ๐ฉ ๐ƒ๐ž๐ฏ๐ž๐ฅ๐จ๐ฉ๐ฆ๐ž๐ง๐ญ | ๐…๐ฅ๐ฎ๐ญ๐ญ๐ž๐ซ ๐€๐ฉ๐ฉ ๐ƒ๐ž๐ฏ๐ž๐ฅ๐จ๐ฉ๐ฆ๐ž๐ง๐ญ | ๐€๐ˆ ๐Œ๐จ๐›๐ข๐ฅ๐ž ๐€๐ฉ๐ฉ ๐ƒ๐ž๐ฏ๐ž๐ฅ๐จ๐ฉ๐ฆ๐ž๐ง๐ญ | ๐€๐ฉ๐ฉ ๐ƒ๐ž๐ฏ๐ž๐ฅ๐จ๐ฉ๐ž๐ฆ๐ž๐ง๐ญ โœ… 60+ Mobile App Development projects successfully delivered โœ… 100% Job Success as a Mobile App Developer โœ… 30+ apps live on App Store & Google Play โœ… AI-powered Mobile App Development using OpenAI Iโ€™m a Mobile App Developer with strong experience in Mobile App Development using Flutter, Android, and iOS. As a Top 1% Mobile App Developer on Upwork, I have worked on multiple successful Mobile App Development projects, building apps used by thousands of users worldwide. Your idea could be next. ๐Ÿ’ก ๐Œ๐ฒ ๐Œ๐จ๐›๐ข๐ฅ๐ž ๐€๐ฉ๐ฉ ๐ƒ๐ž๐ฏ๐ž๐ฅ๐จ๐ฉ๐ฆ๐ž๐ง๐ญ ๐„๐ฑ๐ฉ๐ž๐ซ๐ญ๐ข๐ฌ๐ž ๐Ÿ“ฑ ๐‚๐จ๐ซ๐ž ๐’๐ž๐ซ๐ฏ๐ข๐œ๐ž๐ฌ โœ” Full-cycle Mobile App Development (from idea to launch) โœ” Cross-platform Mobile App Development (Flutter, React Native) โœ” Native Mobile App Development (Android & iOS) โœ” AI Mobile App Development & integrations ๐Ÿ› ๏ธ ๐“๐ž๐œ๐ก๐ง๐จ๐ฅ๐จ๐ ๐ข๐ž๐ฌ ๐ˆ ๐”๐ฌ๐ž ๐ข๐ง ๐Œ๐จ๐›๐ข๐ฅ๐ž ๐€๐ฉ๐ฉ ๐ƒ๐ž๐ฏ๐ž๐ฅ๐จ๐ฉ๐ฆ๐ž๐ง๐ญ โœ” Mobile App Development: Flutter, Dart, React โœ” AI Mobile App Development: OpenAI API โœ” Backend & API Development: Node.js, Python (FastAPI, Flask, Django), REST API, GraphQL API โœ” Database Management: Firebase, Firestore, SQLite, MySQL, MongoDB โœ” Cloud Integration: Firebase Cloud Functions, AWS, Google Cloud โœ” Tools & Workflow: Git, GitHub, GitLab, Bitbucket, Jira, Trello โœ” UI/UX Design: Figma, Adobe XD, Material Design, Cupertino Widgets ๐Ÿ“Š ๐Œ๐จ๐›๐ข๐ฅ๐ž ๐€๐ฉ๐ฉ ๐ƒ๐ž๐ฏ๐ž๐ฅ๐จ๐ฉ๐ฆ๐ž๐ง๐ญ ๐’๐จ๐ฅ๐ฎ๐ญ๐ข๐จ๐ง๐ฌ ๐ˆโ€™๐ฏ๐ž ๐๐ฎ๐ข๐ฅ๐“ โœ” Ride Instructor Booking Mobile App Development (like Uber) (iOS and Android) โœ” Real Estate Listing Mobile App Development (like Airbnb) โœ” Social Media Mobile App Development (iOS and Android) โœ” Sports Mobile App Development (iOS and Android) โœ” Food Delivery Mobile App Development (iOS and Android) โœ” E-commerce Mobile App Development (iOS and Android) โœ” Freelance Mobile App Development (iOS and Android) โœ” Learning Management Mobile App Development (iOS and Android) โœ” Appointment Booking Mobile App Development (iOS and Android) โœ” Venue Booking Mobile App Development (iOS and Android) โœ” Customer Relationship Management Systems (CRMs) โœ” On-demand Mobile App Development (iOS and Android) ๐ŸŽฏ ๐–๐ก๐ฒ ๐‚๐ก๐จ๐จ๐ฌ๐ž ๐Œ๐ž ๐š๐ฌ ๐˜๐จ๐ฎ๐ซ ๐Œ๐จ๐›๐ข๐ฅ๐ž ๐€๐ฉ๐ฉ ๐ƒ๐ž๐ฏ๐ž๐ฅ๐จ๐ฉ๐ž๐ซ? โœ” Extensive experience in Mobile App Development โœ” Clean, scalable, and production-ready code โœ” Clear communication and timely delivery โœ” Reliable long-term support after development ๐Ÿค ๐–๐ก๐š๐ญ ๐˜๐จ๐ฎ ๐†๐ž๐ญ 1๏ธโƒฃ A dedicated Mobile App Developer 2๏ธโƒฃ Expert consultation for your Mobile App Development idea 3๏ธโƒฃ A smooth and transparent development process 4๏ธโƒฃ A high-quality product designed for real users ๐Ÿš€ ๐‹๐ž๐ญโ€™๐ฌ ๐’๐ญ๐š๐ซ๐ญ ๐˜๐จ๐ฎ๐ซ ๐Œ๐จ๐›๐ข๐ฅ๐ž ๐€๐ฉ๐ฉ ๐ƒ๐ž๐ฏ๐ž๐ฅ๐จ๐ฉ๐ž๐ง๐ญ ๐๐ซ๐จ๐ฃ๐ž๐œ๐ญ If you are looking for a skilled Mobile App Developer for your next Mobile App Development project, feel free to invite me. Letโ€™s build something exceptional together. Highlighted Skills: Flutter, Dart, Flutter Mobile App Developer, Dart Developer, OpenAI API, Full Stack Developer, Back End Developers, API, API Developer, Node.js, Node.js Developer, SQL, App Developer, App, Mobile App Development, Mobile App Developer, Android App Development, Android App Developer, Mobile App, AI Mobile App Development, AI Mobile App Developer, Mobile App Design, Mobile UI Design, Responsive Design, UI/UX Designer, Prototyping, Mobile App UI, Mobile App API, Mobile Application, Mobile Application Developer, Mobile Application Developement, iOS, Android, iOS App, Android App, iOS Application, Flutter iOS, Flutter iOS Android, Hybrid App, Hybrid App Development, Hybrid App Developer, Cross Platform Mobile Development, Cross Platform Mobile Developer, Cross Platform App Developer, Cross Platform App Development, Express.js, RESTful API, Express API, API Integration, Mobile App API Integration, App API Integration, Expert Full Stack Developer, Full Stack Mobile App Developer, Expert Full Stack Mobile App Developer, AI Mobile App, Mobile, Application, Application Development, Application Developer, Application Designer, Application API Integration, Build App, Build Mobile App, Flutter App Developer, iOS App Developer, Cross-Platform Mobile Developer, Machine Learning App Integration, Senior Mobile App Developer, Flutter Mobile App Development, Flutter Developer, Software Designer

  • REST API
  • Mobile App Development
  • Flutter
  • Hybrid App Development
  • Mobile App Redesign
  • AI Mobile App Development
  • Android App Development
  • Android App
  • iOS Development
  • iPhone & iPad Apps
  • Mobile App
  • Mobile App Development Consultation
  • Mobile App Design
  • Website to Mobile App Conversion
  • Mobile App Bug Fix
  • App Development
  • Node.js
  • Back-End Development
  • Supabase
  • Firebase
Muhammad S.

Makkah, Saudi Arabia

$25/hr
5.0
10 jobs

I am a Senior Full Stack Software Engineer with 5+ years of experience specializing in building scalable, secure, and high-performance web applications, APIs, SaaS platforms, and enterprise systems. I work across the full stack using ASP.NET Core for backend development and modern frontend frameworks including React, Next.js, and Angular, delivering complete end-to-end solutions from database design to user interface. If you are looking for a .NET Core Developer, Full Stack Developer, React Developer, Next.js Developer, or Angular Developer, I can help you design, build, and deploy production-ready applications with clean architecture and long-term scalability. 1.Backend Development (.NET Core Expert) ASP.NET Core MVC and Web API C# .NET Backend Development RESTful API Development and Integration Microservices Architecture Clean Architecture and Onion Architecture JWT Authentication and Role-Based Authorization SignalR Real-time Applications Background Services and Worker Services High-performance API optimization SOLID Principles and Design Patterns 2.Frontend Development (React, Next.js, Angular) React.js React Hooks, Context API, Redux Component-based architecture API integration using REST, Axios, Fetch Authentication using JWT and OAuth Responsive UI development Next.js Server-side rendering (SSR) Static site generation (SSG) SEO optimized web applications Full-stack Next.js applications Performance optimization including lazy loading and code splitting Angular Angular version 18 and AngularJS TypeScript enterprise applications RxJS and reactive programming Modular architecture Angular Material and Telerik UI integration 3.UI and Frontend Skills HTML5, CSS3, Bootstrap 5 Tailwind CSS basics Responsive mobile-first design Progressive Web Applications (PWA) Multi-language applications with English and Arabic support 4.Database and Backend Systems SQL Server (Advanced) PostgreSQL MongoDB Stored Procedures, Views, Triggers Database Design and Optimization Entity Framework Core LINQ and Migrations 5.Cloud, DevOps and Deployment Microsoft Azure (App Service, Azure SQL, Storage) AWS Basics including EC2 and S3 Docker containerization basics CI/CD pipelines using Azure DevOps and GitHub Actions Git, GitHub and GitLab version control IIS deployment on Windows Server 6.SaaS and Enterprise Solutions SaaS applications with subscription-based models ERP and HR management systems Multi-tenant architecture Admin dashboards and reporting systems PDF and Excel report generation Third-party API integrations such as Twilio, email, SMS and payment gateways Business automation systems Keywords .NET Developer, ASP.NET Core Developer, C# Developer, Backend Developer, Web API Developer, REST API Developer, Full Stack Developer, React Developer, Next.js Developer, Angular Developer, JavaScript Developer, TypeScript Developer, SQL Server Developer, PostgreSQL Developer, MongoDB Developer, Microservices Developer, Azure Developer, SaaS Developer, ERP Developer, Software Engineer, Enterprise Application Developer, API Integration Specialist Letโ€™s Work Together If you need a reliable and experienced Full Stack .NET, React, Next.js and Angular Developer, feel free to invite me. I am available for bug fixing, API development, frontend development, and full-scale enterprise or SaaS application development.

  • HTML5
  • JavaScript
  • CSS
  • C#
  • ASP.NET
  • ASP.NET Core
  • ASP.NET MVC
  • ASP.NET Web API
  • AngularJS
  • Entity Framework
  • ASP.NET Ajax
  • Dependency Injection Framework
  • Microsoft SQL Server
  • PostgreSQL
  • MongoDB
Fiaz Ali S.

Riyadh, Saudi Arabia

$30/hr
4.9
65 jobs

As a Digital Transformation Expert, Official Odoo Partner, Certified Odoo Functional Consultant, I specialize in Custom Odoo implementations across multiple industries. With over 20 years of experience, I bring deep ERP expertise to every project. ๐Ÿ’ฅ๐Ÿ’ฅ๐Ÿ’ฅ 3 MONTHS FREE SUPPORT ๐Ÿ’ฅ๐Ÿ’ฅ๐Ÿ’ฅ ๐Ÿ“ Local on-ground Odoo support throughout Saudi Arabia, remote support anywhere. โœ… Key Areas of Expertise: ๐Ÿ”ธ Odoo ERP Implementation & Consulting: End-to-end Odoo implementation and optimization. Led successful deployments & upgrades, tailoring Odoo ERP for industries like Manufacturing, Services, Wholesale, Retail, Logistics and Food & Bevereges. ๐Ÿ”ธ Odoo Module Customization & Integration: Expert in Odoo development, Odoo module customization, Odoo studio costomizations & Odoo API integrations. Whether extending the Sales, Purchase, Manufacturing, Inventory, HR, or Accounting modules, I build custom features in Odoo (using Python/XML/JS) to match your needs. I am an experienced Odoo integration developer, connecting Odoo to payment gateways, shipping APIs, odoo ecommerce platforms, odoo website, and other systems. ๐Ÿ”ธ Odoo Data Migration: I handle complex data transitions into Odoo, from customer and product data to transactions. My Odoo data migration process ensures your historical data (invoices, inventory levels, etc.) is imported cleanly and securely, minimizing downtime and errors. ๐Ÿ”ธ Odoo Accounting Specialist: My strong background in Accounting and Odoo Book Keeping allows me to help customers with their Chart Of Accounts setup, Bank Reconciliation, Setting Up Journals, Taxation, Multi-Currency Support, Fixed Assets, Financial Reports, Custom Reporting, Compliance (ZATCA Phase-1 & Phase 2, GOSI, FBR e-invoicing, Peppol) and financial workflows. ๐Ÿ”ธ Odoo Performance Optimization and Maintenance: I optimize Odooโ€™s performance for speed and reliability. This includes tuning PostgreSQL indexes, improving workflows, and implementing caching. โœ… Notable Odoo Projects: ๐Ÿ”ธ Retail: Implemented Odoo ERP for a retail chain, covering Odoo POS, Odoo inventory, procurement, and accounting integration. The project improved stock accuracy & operational efficiency with real-time visibility while preventing leakages and unaccounted losses. ๐Ÿ”ธ Manufacturing: Implemented Odoo ERP for a manufacturing business in Riyadh, Saudia, covering procurement, inventory, production, sales, and accounting integration. Handling of multi-level BOMs, complex manufacturing processes, handling of raw material and finished goods, handling of Batches & Lot Numbers, scrapes and by-products. The projects improved manufacturing predictability, equipment management, transparency and accountability. ๐Ÿ”ธ CRM Automation: Built a custom Odoo CRM solution for a company in KSA, automating lead scoring and customer notifications with end to end WhatsApp integration for internal and external communication. ๐Ÿ”ธ Data Migration & Integration: Migrated 10+ years of data into Odoo for a distributor, and integrated Odoo with a third-party e-commerce and payment system for a client in the USA. ๐Ÿ”ธ Accounting Optimization: Customized Odooโ€™s accounting module for a hospitality client, enabling automatic tax compliance and custom financial reports. โœ… Technical Skills: ๐Ÿ”ธ Languages & Frameworks: Python (Odoo framework), .NET, Java, PHP, JavaScript (Odoo web UI), Node.js, React, Angular, Next.js. ๐Ÿ”ธ Databases: PostgreSQL (Odoo), SQL Server, MySQL, MongoDB. ๐Ÿ”ธ Cloud & DevOps: AWS (EC2, S3, Lambda), Azure, Docker, Kubernetes, CI/CD pipelines. ๐Ÿ’ก Letโ€™s collaborate to implement the perfect Odoo ERP solution. Odoo Consultant, Expert Odoo ERP Developer, Odoo ERP Implementation Specialist, Senior Odoo ERP Specialist, Full-Cycle Odoo Implementation, Odoo Customization and Configuration Expert, Odoo ERP Solutions Architect, Odoo Functional and Technical Expert, Odoo Certified ERP Consultant, Python-Based Odoo Developer, Odoo CRM Setup and Implementation, Odoo ERP Developer and Consultant, Odoo Inventory and Stock Management, Odoo Customization and Module Development, Odoo Website Design and Development, Odoo ERP Maintenance and Ongoing Support, Odoo ERP Deployment and Go-Live, Odoo System Configuration and Administration, Odoo Website Customization and Upkeep, Odoo ERP Technical Developer, Odoo Module Setup and Implementation, Odoo Odoo Server Setup and Infrastructure, Odoo Bespoke Module Development, Odoo ERP Project Lead, Senior Python Backend Developer, Odoo ERP Upgrade and Migration Specialist, Odoo Workflow Automation Expert, Odoo Business Process Optimization, Odoo Multi-Company Configuration, Odoo eCommerce and POS Developer, Odoo Accounting and Finance Implementation, Odoo HR and Payroll Configuration Specialist, Odoo Manufacturing and MRP Developer, Odoo Data Migration Expert, Odoo.sh Deployment Specialist, PostgreSQL Database Optimization, Odoo Quality Control Module, Odoo REST API Developer, Odoo Enterprise Edition Expert, Digital Transformation Expert, ERP Software

  • RESTful API
  • Odoo
  • Odoo Administration
  • Odoo Development
  • Python
  • PostgreSQL
  • OWL
  • XML
  • ERP Software
  • Enterprise Resource Planning
  • Enterprise Software Development
  • ERPNext
  • Accounting Software
  • Enterprise Software
  • Database Management
  • Digital Transformation
  • Business Process Automation
  • API Integration
  • HTML5
  • JavaScript

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