Grayson, Georgia, United States
ID Verified
$20/hr · Starting at $25
Payment gateway API, Google services API, Calendar API, Google Map v3 API, Constant contact API, USPS Shipping label API, UPS API, FEDEX API, SMS gateway API, Facebook API etc
Norwalk, California, United States
$5/hr · Starting at $25
Whether you need a REST API for your client side code or have a stand alone app consisting of only a REST API, I Can help develop REST APIs for your application.
Kiev, Kiev, Ukraine
$10/hr · Starting at $25
Experienced node.js developer with a rich experience in designing and engineering scalable, high performance APIs and RESTful services. Intimate knowledge of NoSQL (e.g. MongoDB) and Relational (Postg…
$20/hr · Starting at $30
Need a working MVP, mobile app fix, Telegram bot, or React/Next.js deployment fast? I build small and medium products end-to-end: clean UI, backend/API, payments, admin panels, deployment, and product…
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…
Alexandria, Al Iskandariyah, Egypt
50/yr · 100%
Senior Full-Stack Engineer specializing in the design, development, and deployment of secure, high-performance web platforms and robust cloud architectures. I build scalable end-to-end applications us…
Gidderbaha, Punjab, India
$15/hr · Starting at $500
Programming is my passion and having worked as a freelance for over 5 years now, I have experienced the transitions in technological trends from very close. I know and love MVC since its inception.My
New Delhi, Delhi, India
$10/hr · Starting at $500
I am Drupal rockstar and have developed many eCommerce website in Drupal. I have 5+ years of superior and hand on working experience in website design and development and huge expertise in Drupal.
Kochi, Kerala, India
$12/hr · Starting at $100
I have more than 6 years of experience in developing the applications using WHMCS API and most of all the APIs related to web hosting.
Bahawalpur, Punjab, Pakistan
Hi there! I'm Usman A professional WordPress + AI developer and designer for Upwork Clients, I am a highly skilled and experienced for WordPress Services with a proven track record of delivering hi
Chittagong, Chittagong, Bangladesh
$50/hr · Starting at $30
I have honed my expertise in working with the Jasmin SMS Gateway and its API. Throughout my career, I have successfully delivered a multitude of projects related to SMS gateways, and my deep understan…
Phoenix, Arizona, United States
$65/hr · Starting at $250
API & Integration Testing | Campaign QA | CRM Validation (6+ years) Quality assurance is more than finding bugs it's ensuring systems, integrations, and business processes perform reliably before the
Jaipur, Rajasthan, India
$10/hr · Starting at $50
More than 4 years of working experience in Cakephp, Php, Mysql, Html, JQuery, Angular js, CSS, bootstrap etc. Language : Database: Php Technologies APIs -------- Social Login, Facebook API Integ…
Vadodara, Gujarat, India
$9/hr · Starting at $25
I am working in mobile technologies since last 4.5 years and have worked on many projects with different complexities. Projects have been done with different integrations like Barcode scanner, QR-Scan…
Belapur, Maharashtra, India
$8/hr · Starting at $25
Integration of 3rd party apis and web services in website. Api integration includes extracting data from apis and implementation on websites.
Lahore, Punjab, Pakistan
$20/hr · Starting at $70
If you needed any API integrated to your website or just want to fetch data from api, then you are at right place. You can get integrated any api to your website as well as can get monetized the resul…
Mohali, Punjab, India
Past Earnings
$13/hr · Starting at $300
Have vast experience in API. Various Back-end Skills PHP5, MYSQL, various Web API's and Web-services ( to name a few: Dot-pay, Przelewy24, Pay U, Allegro ) API expert: * big experience in building SOA…
Ahmedabad, Gujarat, India
$25/hr · Starting at $250
Over the past 7 years, we have developed data-driven web applications using advanced backend with PHP/MySQL and rich frontend using HTML/CSS/ Bootstrap/Angular/ReactJS/NodeJS/VueJS. Hands on experienc…
GHAZIABAD, Uttar Pradesh, India
I am an expert in creating RESTful API documentation for technically advanced users. I can use SOAPui, Postman, and Swagger for this purpose.
Nagpur, Maharashtra, India
$15/hr · Starting at $30
I have total 10+ years of experience in .NET Technologies out of which 9 Years in ASP.NET MVC with C#. Working on ASP.NET Core from last 2 years with angular. I have worked in different roles from sof…