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API Development Job Cost Overview

Typical total cost of Upwork API Development projects based on completed and fixed-price jobs.

Upwork API Development Jobs Completed Quarterly

On average, 337 API Development projects are completed every quarter on Upwork.

337

Time to Complete Upwork API Development Jobs

Time needed to complete a API Development project on Upwork.

Average API Development Freelancer Feedback Score

API Development Upwork freelancers typically receive a client rating of 4.65.

4.65
Last updated: September 1, 2015
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  1. Farooq R.

    Farooq R. Agency Contractor

    PHP|Directory|MobileSites|Twilio API|Prestashop|API|JQuery Expert

    Pakistan - Tests: 5 - Portfolio: 13

    Zamsol is a team of experienced professionals providing a wide range of complex software and web application development services. We believe on professional solution and work hard till customer satisfaction according to their requirements.

    Groups: Twilio

    Associated with: Web Horizon

    $11.11 /hr
    316 hours
    4.64
  2. Joy Bhattacharya

    Joy Bhattacharya

    Expert Wordpress and Custom php developer With RESTAPI experience

    India - Tests: 1 - Portfolio: 6

    This is Joy here with 5 years experience in custom php,wordpress and joomla. For the api related works I have completed till now My previous Clients call me Api-expert. Apart from that I have also experience in frameworks like Codeignitor,Yii framework etc.Completed my MASTERS IN COMPUTER APPLICATION in the year of 2008 and started the journey for learning LAMP development.

    $11.11 /hr
    0 hours
    5.00
  3. Jaydeep A.

    Jaydeep A.

    Freelancer | Programmer | jQuery | PHP | Wordpress | Yii | CodeIgniter

    India - Tests: 6 - Portfolio: 4

    2+ years of working experience with PHP, YII, CodeIgniter, jQuery, javascript. Highly motivated programmer is able to provide top-quality work. I'm willing to communicate in any suitable time through Gmail, Skype . I'm looking for interesting projects and long-term relations. I`m looking for a long-term job but I will also take small and interesting projects.

    $7.78 /hr
    1 hours
    5.00
  4. Samir Khatri

    Samir Khatri Agency Contractor

    Senior Android/iOS/PHP/.NET MVC Developer

    India - Tests: 13 - Portfolio: 34

    *** From last many months secured the position in TOP RATED Developer *** I am very passionate and experienced Mobile and Web developer. Expertise in Android and iOS Native Application Development. Over last 7+ years we have gained expertise in .NET Technologies, Android, iOS Mobile application development and PHP Custom development as well as frameworks. We have developed many applications on Android, iPhone/iPad and WP7 platform which makes our portfolio rich with mobile platform. I am searching for the best opportunity to grow myself and my company. - I will keep the following rules: 1) Fast, High quality and in-time delivery 2) Updates of work at specific interval 3) Voice/Chat for 2+ hours every day in fluent English 4) Android Market/App Store submission 5) Responsive after service for 1 month My expertise lies in mobile app development with - Backend, Web service (SOAP/REST), Telephony, RSS - Video, Camera, Image processing, Video/Audio Streaming, Decoding/Encoding - PHP, MySQL, HTML/HTML5.0, JSON, AJAX, XML - Facebook, Twitter, Youtube - Googe Map, Geo/Reverse-Geo, GPS - Graphic Design, Animation - Push and local notification - Calendar, Alarm, Countdown - Advertise : iAd, Adwirl, Revmob, Chartboost, Flurry, Tapjoy, - Testflight, Github, SVN - Documentation, Debugging, Testing on real devices My Technical Skills :: ASP.net iPhone Android Windows Mobile wcf/asmx Webservice C#.net Sql Server MySql Xml Json OOP AJAX HTML CSS Javascript JQuery We have done 100+ apps in Android and 60+ apps in iphone. Worked on lots of maintenance projects and from scratch projects. Converted iphone projects to android and vice-versa. In my team, i have a designer who has 5 years of experience in logo, 3D modeling and tablet box designing. We believe in quality with fast work. Thanks.

    Associated with: Samcom Technobrains

    $18.00 /hr
    680 hours
    4.81
  5. Elvin alvian S.

    Elvin alvian S. Agency Contractor

    FullStack Ruby on Rails Developer with Responsive Design experience

    Indonesia - Tests: 4 - Portfolio: 11

    If you want to build an awesome web application, so you need to hire 2-3 developers. but you are only need to hire me, so i can build your Web Application (including, BackEnd(Ruby on Rails, CI) and FrontEnd(HTML5 Responsive, CSS3, jQuery, javascript framework, Create PSD framing layout, Design Web Apps to fit with your smartphone or any device ). And im available if you need to redesign your web apps. Im available as a Ruby on Rails Developer and FrontEnd Developer to Design your apps... And you can contact if you have any question or discuss about your idea. Also I can give you one week trial to see how your idea/app will work. Then we can make your application to MVP, and move it to live. Please feel free to contact me if you need me...

    Associated with: Nine Operation Dev

    $13.33 /hr
    2,205 hours
    4.74
  6. Muhammad jamil A.

    Muhammad jamil A.

    iOS|Android|Windows|BB| JQueryMobile|Titanium|Sencha|Graphics Designer

    Pakistan - Tests: 9 - Portfolio: 32

    I have been working on Mobile Apps since 7 years although I have total 11 years of experience including desktop development. Currently most part of my work is related to Mobile App Development and Server Side Development but as a personal hobby I also have got great skills in designing beautiful user interfaces for Mobile Apps and Web Applications. Due to keen interest in UIs employers often ask me to take whole project to do everything from scratch or concept to the real app. All of the client whom I've worked so far are very happy with my work which you can assess by my feedbacks. Core Experiences and Expertise: - JQueryMobile - Phonegap - Sencha Touch - Titanium - HTML5/ CSS3 - Objective C - Core Location / GPS - MapKit - GeoLocations / Places API - AVFoundation API / Camera API - API Development and Integration to App - JSON / XML - Facebook API, Twitter API, Youtube API, LinkedIn API Integration - iAds / AdMob Integration - Designig User Interfaces / User Experience Engineering - Core Data / SQLite - Memory Management - Developing Custom Controls - CoreAnimation API / Animations - File Uploads - RSS - Project Management - Successfully launching Project to Apple App Store / Google Play - Web Application Development - XHTML/CSS - PHP/MySQL - CodeIgniter/Yii - Desktop applications development using C#.NET, C/C++, Java/J2EE - MATLAB for development of simulations for image processing - And Many More… What you can Expect from my side: - High quality end Products within deadlines - Meeting Crucial Deadlines - Available for Bug fixes and Future Updates - Mostly available to contact via Skype or Phone - Flexible to work in a Team or alone

    Groups: Application Developers Alliance, BoonEx...

    $18.89 /hr
    964 hours
    4.93
  7. Jammaica Mae Ignacio

    Jammaica Mae Ignacio

    Web Developer

    Philippines - Tests: 5 - Portfolio: 2

    I'm a full stack Ruby/Javascript (Front-end) developer with 3+ years of professional experience. I'm good problem solver and puzzle enthusiast holding BS computer science. Today I'm offering backend/frontend services as a freelancer. My main skills: • Ruby, JavaScript • HTML5, CSS3, Bootstrap, HAML • PostgreSQL, MySQL • REST, XML, JSON • Rails, Jquery, BackboneJS, Coffeescript • Photoshop • Experience working with APIs: Facebook Graph, GLOBE, Chikka, Github and serveral others • Git, SVN • Apache, Nginx • Amazon AWS, Digital Ocean • Linux • Understanding of OOP principles and software design patterns • Teamwork experience, JIRA, Pivotal Tracker I have a github and gitlab account. I developed a wide range of websites using Ruby, HTML, JavaScript, CSS and MySQL. I built sites both from scratch and using frameworks, developed custom modules and extended existing ones for my clients. Last two years I was working as full stack developer for an online accounting system (Indinero Inc.), software house (Innohub Inc.) which cater software solutions in a mortgage company in USA. Currently I am maintaining/managing an online payslip application which I created from scratch and deployed last Jan 2015 for a payroll company in Cavite, Philippines as a freelance work. If you feel I am a good fit in your current or upcoming project. I am always available and very much willing to be one of your hired freelancers. Cheers! Email: jammaica_ignacio@yahoo.com Skype: jamjam_04

    $15.00 /hr
    47 hours
    0.00
  8. Rajnish S.

    Php - Wordpress, CodeIgniter, CakePHP, Magento, Jquery, API DEVELOPER

    India - Tests: 3 - Portfolio: 15

    I web Developer now for a while and it has given me even more love for this work. I have worked with web developers, real estate consultants, friends & family. I have coded websites with great respect to standards, because it makes life easier for everybody! Feel free to contact me for following skills. - Custom PHP Development & Customization * CodeIgniter * CakePHP * PHP - Open Source Development & Customization * Magento * WordPress * Joomla * Shopify * Drupal * PrestaShop * Open Cart - API Development * JSON API * XML API * Custom API - Third Party API * Contact me to integrate any third party SDK/API like Faceboook, Twitter, Paypal, WordPay, stipe, 2Checkout, Google Map, etc - Website Design & Animation - Jquery Development - Bootstrap V2,V3 & V4 - Coffee script Feel free to contact me for knowing more details about me :)

    $13.33 /hr
    0 hours
    0.00