Lahore, Punjab, Pakistan
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$24/hr · Starting at $220
Logic Legacy , delivering seamless, secure, and high-performance API integrations for apps that truly connect your systems, streamline workflows, and boost efficiency. I specialize in integrating APIs…
Newport Beach, California, United States
$50/hr · Starting at $50
Need to connect your software with third-party services or build a custom API? I develop secure, scalable APIs and backend integrations that automate workflows, synchronize business data, and eliminat…
Karor Lal Esan, Punjab, Pakistan
$10/hr · Starting at $50
specialize in secure and efficient API integration for both iOS and Android mobile apps. My goal is to help you expand your app's capabilities, from social logins to payment gateways, and bring your v…
Ghaziabad, Uttar Pradesh, India
$20/hr · Starting at $100
I offer professional Java Spring Boot backend development services, helping businesses build scalable, secure, and high-performance systems. With 19+ years of experience in software development, I spe…
South Waziristan, Punjab, Pakistan
$20/hr · Starting at $200
Hello ! I provide React.js API integration services focused on connecting frontend applications with backend systems in a smooth, reliable, and efficient way. Modern web applications depend heavily on…
Medenine, Madanin, Tunisia
$45/hr · Starting at $750
I build custom backend integration services that connect warehouse management systems (WMS) and ERP platforms to physical automation equipment and internal business logic. What I offer: HTTP GET/POST
Nairobi, Nairobi Area, Kenya
$10/hr · Starting at $25
I have over 5 years of experience in Android & Web Application development. I have 5 plus years of experience in creating big and complex Android app (12plus apps implemented so far). Good knowledge o…
London, England, United Kingdom
$500/hr · Starting at $3,000
I have experience working with the AWS platform Good in backend integration and database creation Seamless business integration to the AWS cloud Good leadership and creative skills Many years of expe…
Fort Collins, Colorado, United States
Past Earnings
$85/hr · Starting at $25
I would be happy to quote your project with a firm-fixed fee and upfront deadlines. I have 11 years of experience with database design and have worked with numerous organizations including : 1) US
Ho Chi Minh City, Ho Chi Minh, Vietnam
$15/hr · Starting at $30
I am a backend and game server developer with strong experience in building scalable, real-time systems using Node.js, TypeScript, MongoDB, and Redis. I have worked on online game architectures where
Yuregir, Adana, Turkey
$12/hr · Starting at $100
We develop high-quality mobile applications using Flutter with full API and backend integration. Our goal is to deliver scalable, fast, and user-friendly mobile solutions tailored to your business nee…
Gandaria, Dhaka, Bangladesh
$10/hr · Starting at $100
Complete Website Design & Development with backend integration. - Web portal - Web Applications - e-Commerce portal - Customized applications - ERP Proficient in python, angular, php, mysql, json, aja…
Bengaluru, Karnataka, India
$8/hr · Starting at $50
I build scalable, production-ready backend systems and APIs using Go (Golang), Java, and modern microservices architecture. I can help you design and develop robust REST or gRPC APIs, backend services…
Odense, South Denmark, Denmark
$45/hr · Starting at $90
Looking for a rock-solid backend to power your app or SaaS? I specialize in building secure, scalable, and maintainable APIs and backend systems using Node.js, Express, and TypeScript. Whether you're
Kenitra, Rabat-Sale-Zemmour-Zaer, Morocco
$15/hr · Starting at $50
I build modern Flutter mobile applications for Android and iOS with clean architecture, backend integration, REST APIs, authentication, databases, notifications, and offline-first functionality. I can…
Rawalpindi, Punjab, Pakistan
$25/hr · Starting at $100
When required, I also handle backend development and frontend-backend integration using Node.js, NestJS, Express.js, REST APIs, GraphQL, MongoDB, PostgreSQL, SQL, JWT authentication, and authorization…
Verviers, Walloon, Belgium
Salut Je suis étudiant en informatique et j'ai de l'expérience dans plusieurs langages de programmation : Java, Python, C, C++ et C#. Je peux vous aider à développer, corriger ou améliorer vos projet…
Greater Noida, Uttar Pradesh, India
$15/hr · Starting at $1,000
Service Description: Freelance Backend Developer with 6+ Years of Experience As a seasoned backend developer with over 6 years of experience, I specialize in delivering robust, scalable, and efficient…
Bhavnagar, Gujarat, India
Looking for a reliable Java Spring Boot developer to build a secure and scalable SaaS backend? I develop high-performance backend applications using Java, Spring Boot, Spring Security, Hibernate, JPA,…
$20/hr · Starting at $50
As a skilled and experienced Backend Developer, I offer comprehensive expertise in designing, developing, and maintaining robust and scalable backend systems. With a deep understanding of programming