Odessa, Odes'ka Oblast', Ukraine
$30/hr · Starting at $50
API Integration: Facebook, SMS, Microsoft, Payment Gateways , Google Maps API, Google Chart API, Google Checkout API, Google Search API, Google Webmaster Tools API, Google Analytics API, Google AdWord…
Nagaokakyo, Kyoto, Japan
$30/hr · Starting at $60
I design and implement high-performance backend systems and APIs for web and mobile applications. With 8 years of experience, I focus on scalability, security, and clean architecture. My services incl…
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…
Bahawalpur, Punjab, Pakistan
$5/hr · Starting at $25
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
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
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…
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.
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…
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…
Zaporizha, Zaporiz’ka Oblast’, Ukraine
$60/hr · Starting at $1,000
Build Scalable, Secure, and High-Performance Laravel Applications With over a decade of hands-on experience in backend development, I offer senior-level expertise for complex PHP and Laravel projects.…
Nilphamari, Rangpur, Bangladesh
$15/hr · Starting at $100
Hello there! It’s Abul Hasnat Md Tarek from Bangladesh, a full time professional Data-Driven Digital Marketer. I Will setup Facebook Conversion API pixel tracking with GTM for iOS 14 update. I already…
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…
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.
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…
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.
$30/hr · Starting at $120
I will Setup Facebook Conversion API Server-Side Tracking With GTM (For iOS 14 update) You must have heard that Apple is making big changes to data tracking permissions in iOS 14 and Safari, Update Fa…
ghaziabad, Uttar Pradesh, India
Dear Employers, I am Rajnish Kumar, Microsoft Professional with Twelve (10+) years of professional experience in analysis, design, testing and implementing Object Oriented Programming Concepts (OOPS),…
Delhi, Delhi, India
Expertise in writing API/SDK documentation, API guide, Programmer Manual, Porting Guides, Release Notes, etc.
Szczecin, Zachodniopomorskie, Poland
$70/hr · Starting at $100
Description: I integrate external APIs and develop automation pipelines to synchronize data, automate workflows, and connect multiple systems. Solutions include inventory updates, pricing synchronizat…