Hire the Best Backend Rest API Freelancers
in Palestinian Territories

OAuth 2.X expert. Have the proven experience to help building your system authorization & authentication flows. Why? Because I'm a member of the Platform IAM, Account Security, and Compliance engineering team at Upwork ($UPWK), a publicly traded marketplace where more than $3.8 billion of work is transacted annually. Design, develop, and maintain backend services across Upwork's authentication, identity, and access management (IAM), authorization, and account security domains — systems that handle a significant share of all platform backend traffic. Develop and optimize RESTful APIs and GraphQL endpoints with a focus on security, scalability, and performance under high traffic loads. Apply secure coding practices across all services to mitigate vulnerabilities and meet compliance requirements in a platform that processes billions in annual transaction volume. Collaborate with Product, Trust and Safety, and Security teams to align backend solutions with business objectives and evolving security standards.

Mobile Application Developer | Flutter Developer | Huawei | Android | IOS Mobile Apps | Full-Stack & AI Solutions Have an app idea but need the right developer to turn it into a real product? I'm a Flutter Developer specialized in building high-quality Android and IOS applications that are fast, scalable, and ready for real users. I don't just write code I focus on understanding your business goals, choosing the right architecture, and building an application that can grow with your needs. My approach is based on clean, maintainable code using Flutter, Dart, and Clean Architecture, ensuring your app remains stable and easy to improve as new features are added. Services I provide: • Full Flutter app development for Android & iOS • REST API integration and backend communication • Firebase integration (Authentication, Firestore, Push Notifications) • Maps and location-based services • Payment gateway integration • Local storage and offline capabilities • App performance optimization • Google Play Store and App Store deployment I have experience building different types of applications, including: • E-commerce applications • Service and delivery platforms • Business and company applications • Educational applications • Custom solutions based on specific business requirements Technologies: Flutter | Dart | Firebase | REST APIs | Bloc/Cubit | Clean Architecture | Maps Integration | Payment Integration | Push Notifications Why clients choose to work with me: • I take time to understand the product, not just the task • Clear communication throughout the project • Organized development process • Clean and scalable code that supports future growth Whether you are launching a new product, improving an existing application, or looking for a reliable Flutter developer for your team, I would be happy to discuss your project. Let's build a mobile product that delivers real value.

I’m a software engineer with 3+ years of experience, specializing in backend development. I help businesses build robust APIs, automate workflows, and design scalable systems that grow with their needs. My background includes contributions at Cadence Design Systems (C2RTL Jasper application) and my current role at NVIDIA, where I work on automation, CI/CD pipelines, and large-scale build systems. This experience taught me how to handle complex engineering challenges while keeping deliverables clear and on time. I value clear communication, well-defined scopes, and measurable outcomes. When you work with me, you get more than just code—you get a partner you can trust, who’s focused on making your project succeed.

You've come to the right place if you're looking for a robust, secure, and lightning-fast backend that can handle heavy traffic and complex logic. I could be a worthwhile conversation if you need more than just a website—you need a high-engineered system built to support your business growth and handle data with 100% reliability. I specialize in Backend Engineering and comprehensive web development, focusing on building the "engine" that powers your business. By implementing optimized server-side logic and scalable database architectures, I ensure your platform remains stable, secure, and incredibly fast, no matter how many users you serve. As a Senior Web Developer, I take full ownership of the technical lifecycle. From designing complex database schemas to developing secure APIs and optimizing server performance, I bridge the gap between business requirements and technical excellence to ensure your digital product is a long-term success. My areas of expertise and core technical skills include: ✔ Advanced Backend Development: Architecting secure, scalable server-side logic. ✔ Database Design & Optimization: Expert-level SQL/NoSQL management and query tuning. ✔ API Design & Integration: Building robust RESTful and GraphQL APIs for web and mobile. ✔ System Architecture: Designing microservices and monolithic systems that scale. ✔ Server Performance Tuning: Drastically reducing response times and server costs. ✔ Security & Data Protection: Implementing OAuth, encryption, and protection against web vulnerabilities. ✔ Full-Stack Integration: Seamlessly connecting complex backends with high-end frontends. ✔ Cloud Infrastructure & DevOps: Deploying and managing applications on AWS/DigitalOcean/Azure. ✔ Legacy Code Modernization: Refactoring and upgrading old systems to modern standards. ✔ Performance Monitoring: Implementing tracking tools to ensure 24/7 uptime. I aim to provide my clients with the following: Industrial-Grade Backend: Stable, secure, and ready for high traffic. Data Integrity & Security: Your business data and user privacy are my top priority. Clean & Documented Code: Easy to maintain and future-proof for your team. Strategic Technical Consulting: I don't just code; I advise on the best tech path for your ROI. Reliable Delivery & Open Communication: Keeping you informed at every stage of the development.