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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, 307 API Development projects are completed every quarter on Upwork.


Time to Complete Upwork API Development Jobs

Time needed to complete a API Development project on Upwork.

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API Development Upwork freelancers typically receive a client rating of 4.64.

Last updated: October 1, 2015
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Donato C. Laynes Gonzales

Donato C. Laynes Gonzales Agency Contractor

Senior Web developer

Peru - Portfolio: 8

Hi, I am a Systems Analyst and Programmer, with 7 years of experience in web development. This includes: Server configuration (Windows, Linux), Front-end & Backend-Web development (PHP, JS, HTML5, CSS 3, MySQL, node.js), SEO, Project analysis, IT Security Consulting, experience in performance optimizations of websites, database maintenance/tunning, others.

Associated with: Donato Cassel Laynes Gonzales

100% Job Success
$19.00 /hr
198 hours

Azmat Masih

Azmat Masih

Azmat Masih

United States - Tests: 1 - Portfolio: 1

I am a strong team player, highly motivated, work very well under pressure required to meet the tightest of deadlines. And highly organized, have excellent communication, time management and organizational skills. I am adaptable, conscientious and enthusiastic keenly interested in exploring all latest technologies with can do attitude. Expertise: ======= SQL Server 2005-2008 ASP.Net C#.Net Entity Framwork Crystal Reports LINQ WPF MVVM XML API Development Paypal Integration Visual Basic 6.0 Telerik Log4Net AJAX HTML/XHTML Microsoft SQL SSRS

$11.11 /hr
124 hours

Krishna Chaitanya

Krishna Chaitanya Agency Contractor


India - Tests: 2 - Portfolio: 44

With 12 years of solid industry experience, we specialized in providing all kind of Design & Development related services. Including Mobile APP's, Web design, Web Applications Development, PHP5, HTML5, CSS3, eCommerce, API Integration, MySQL, Payment Integration, Wordpress, Responsive Websites, AJAX, SEO and Content Writing. Client satisfaction is our first priority, we offer cost effective services in Mobile Apps, Web Design and Programming. We merged with another Software Company and now we have 35+ Efficient Staff in all Technologies like Sencha Touch used for Mobile Apps, Dot Net, Java, PHP and Testing.

Associated with: Krishna Chaitanya - Ichnolite Technologies

91% Job Success
$16.00 /hr
0 hours

Jonathan Serle

Jonathan Serle

Zend Certified PHP Architect

United States - Tests: 1

Learn more about my background and experience on my site: A web architect with a diverse programming background spanning large corporations and small-medium size businesses, I develops reliable and optimized software solutions, utilizing the latest open source software development platforms and techniques. Technical Skills: SQL + NoSQL, ORM, REST, SOAP, RPC, API, PHP, MVC Frameworks, JS, SQL, Java, TDD, Angular, Bootstrap, jQuery, Bower, Git, SVN, Mercurial, Performance, Deployment, Telephony, Atlassian Suite, Data Modeling Personal Skills: Team Lead, Code Review, Mentorship, Budgeting, Resource Allocation, User Feedback, Cross-team + Inter- departmental Communication, Release Management, Requirements, Client Relationships

$120.00 /hr
0 hours

Danielle D.

Danielle D.

Software Development

United States - Tests: 1

Skills: Ruby, Rails, Sinatra, PHP, Python, Django, Flask, PHP, HTML, CSS, Responsive Design, HAML, CSS, SASS, LESS, SMACSS, Bootstrap, Foundation, JavaScript, CoffeeScript, AngularJS, Ember.js, node.js, Underscore.js, jQuery, SQL, Selenium, SVG, graphic design, APIs, InDesign, Photoshop, Illustrator, AutoCAD, RETScreen, HydroCAD, MatLab

$83.33 /hr
0 hours

Justin F.

Justin F.

PHP Developer

Philippines - Tests: 1 - Portfolio: 7

For 3 years, I developed websites using HTML, CSS (Twitter Bootstrap), Javascript (jQuery), PHP (CodeIgniter and Laravel Frameworks) and MySQL. My expertise lies on strong communication skills, great foundation in programming and the ability to manage, adopt and learn fast for benefit of the new website development project. So I'm looking forward for more opportunities to build websites for you or your business. Other skill set are: AJAX, OOP, Api Integration, AngularJs

100% Job Success
$14.44 /hr
2,810 hours

Alexey K.

Alexey K.

Software Developer who can get things working

Italy - Tests: 6 - Portfolio: 2

I am a professional software developer with more than 15 years experience in IT. I am specializing on building complex backend services for distributed/cloud systems. Since 2000 I have been working in IT and have been involved in a wide range of projects from mobile devices to development of huge automated system for cloud deployment. I have a lot of experience in creating of standalone applications and server-based solutions including web-based applications and distributed backend services in clouds. I am interested in backend server development with Python, Ruby. I have an experience with relational and non-relational databases such as MySQL, PostgreSQL, Oracle, MongoDB, Redis and others.

98% Job Success
$38.89 /hr
768 hours