API Development Professionals & Consultants

Browse API Development job posts for project examples or post your job on Upwork for free!

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

334

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: July 1, 2015
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  1. Chase Gassert

    Chase Gassert Agency Contractor

    Web Expert

    United States - Last active: 12/08/2013 - Tests: 3 - Portfolio: 3

    I'm a CEO, Sr Programmer, Network Admin, Digital Automation Expert, Entrepreneur, Internet Innovator, and Coach. Building disruptive technologies that help pave the path towards a better future is my passion. Business and technology go hand in hand nowadays, and I'm able to blend a strong mix of marketing prowess, technological know-how, and business intuition into the jobs I work on.

    Associated with: Chase Ideas Agency

    $111.11 /hr
    28 hours
    5.00
  2. Braden T.

    Professional Project Manager

    United States - Last active: 1 month ago - Tests: 1 - Portfolio: 3

    I graduated from the University of Western Australia (UWA) with a Master’s in Business Administration (MBA) and also graduated, with distinction, with a Graduate Diploma in Business Administration (GDBA) from the same university. I also performed my undergraduate study at Vincennes University. I have a total of twenty years of experience in Information Technology (IT) and software development that includes a wide array of technologies, programming languages, platforms, and systems. Throughout my IT career, I have provided software development and IT consultancy services, formed a software engineering firm that created a Massive Multiplayer Online Role Playing Game (MMORPG), an on-line entertainment publication, a matchmaking site, a collaborative art software, and a social media art site. I was also a technical contributor for the development team of Undernet, an Internet Relay Chat (IRC) network that became popular in the 90's. Strategically located in the Philippines, I manage cross-cultural teams from different countries in Asia using my international management experience to bridge cultural and ethnic gaps to form cohesive and effective working groups (buzzword alert :-). When my time has allowed, I share my knowledge as a part-time professor with institutions such as the Australian Catholic University and the TIS in the Philippines. I am also an active member in Rotary Club.

    $40.00 /hr
    0 hours
    5.00
  3. Arshdeep Kaur

    Arshdeep Kaur Agency Contractor

    iOS Developer

    India - Last active: 04/25/2014 - Tests: 2 - Portfolio: 1

    smartData Enterprises (I) Affiliate Proving quality innovative solutions to my clients. 3 years of extensive experience in developing Native apps for iOS apps.With great insight into User Demographic requirements and changing market needs, I am confident to take up challenges to develop the best quality apps.

    Associated with: SmartData Inc Agency

    $13.00 /hr
    63 hours
    5.00
  4. $24.44 /hr
    386 hours
    4.61
  5. Faisal A.

    Faisal A.

    PHP, Wordpress, Zend, CodeIgniter, API, Responsive

    Pakistan - Last active: 1 day ago - Tests: 5 - Portfolio: 22

    I have been working for about 8 years in web development, web design and API integration area. Developed websites using PHP / MySQL / WordPress / Magento / CodeIgniter / Zend / .NET with front-end implementation in XHTML / Bootstrap / HTML5 / CSS3 / JQuery. As well as I'm very talented, detailed oriented, hardworking, self motivated, strong work ethics, responsible individual. During my experience I developed web applications, eCommerce stores, CMS websites, APIs integration, web services , extensions and plug-ins. I love to take new challenges and provide high quality and clean code. API Integration (SOAP, REST): Amazon, Volusion, Shopify, Whiplash, Etsy, GetResponse, Google Map API, QuickBook Online (QBO), QuickBook Web Connector, USP, FedEx, USPS, Adobe EchoSign, IDX (MLS Listing), MailGun, Facebook, Twitter, SAGE DataStream API Integration Application development areas: eCommerce website / Custom eCommerce website Order fulfillment Application Warehouse Management System (WMS) Website Optimization Multilingual implementation Scraping & Crawling website data Web services development Professional skills: PHP 4, PHP 5 (OOPs approach), MySQL, Wordpress, WooCommerce, Magento, Zend Framework, Codeigniter Framework, MVC Architecture, Smarty Template Engine, JQuery, JavaScript, Bootstrap, HTML5, XHTML, CSS 3, .NET, SSRS, XML, CSV, Spreadsheets Web Servers & Tools: WAMP, LAMP, XAMP, Microsoft IIS, Apache, WinSCP Version controls: GitHub / GIT, TFS, SVN, VSS Databases: MySQL, Microsoft SQL Server (2000 / 2008 / 2012), Oracle, MS Access Operating Systems: Windows Server 2003, Windows 7, Windows 8, Linux / Unix

    $14.44 /hr
    242 hours
    4.95
  6. Bijo John

    Bijo John

    Freelance Expert PHP developer

    India - Last active: 14 days ago - Tests: 1 - Portfolio: 5

    I am a Freelance Web developer from Kerala, India with 7 years of experience, have expertise in a wide range of Web Technologies including web application development, content management system, API integration etc. My expertise are PHP, MYSQL, Joomla,Drupal, WordPress, OpenCart, Codeigniter, jQuery, HTML, API integration, Facebook and other social media integration. I developed Static websites (using HTML, HTML5, JavaScript), Dynamic website (using XML, PHP, MySQL, Content Management System (CMS) like WordPress, Joomla) and custom e-commerce website along with open source e-commerce ( using opencart, zencart, magento). I have a very good experience in opencart customization, opencart template integration, opencart module development , fully customized e-commerce website development, fully responsive website designing and more..

    $11.11 /hr
    0 hours
    4.81
  7. Leonard Leong

    Leonard Leong Agency Contractor

    Sourcing Expert | Web Marketer | Binary Options Trader | Web Developer

    Philippines - Last active: 1 day ago - Tests: 16 - Portfolio: 5

    Ambitious, energetic, strong-willed, charismatic, organized, creative, thoughtful, and passionate leader who plans and execute innovative solutions that paves the ways to win-win situations. Experienced in leading a complex organization that has a distributed workforce as a majority of its staff in providing world-class cost-effective services to a diverse clientele that includes: Automobile Dealerships, Marketing Agencies, Book Publishers, Law Firms, Event Planners, Coffee Retailers, etc. If you're looking for a professional whose goal is to provide clients cost-effective solutions for their business processes, then please feel free to tell me how I can be of service.

    Associated with: ROO Agency

    $9.99 /hr
    6,354 hours
    4.93
  8. Ravi D.

    Ravi D. Agency Contractor

    PHP, Web Design Expert, Wordpress, Cakephp, Magento, Joomla.

    India - Last active: 1 day ago - Tests: 9 - Portfolio: 16

    I have over 6+ years of experience in various areas in Web Development. Excellent in Web Application using PHP5, Wordpress, CakePHP, Joomla, Magento , jQuery, Ajax, MySQL, MVC, SVN, cURL, OOP Concepts, and Design Pattern Experience. * In-depth knowledge of PHP with jQuery * Extensive experience with Object Oriented design and implementation * Ability to function independently * Strong problem solving and analytical skills * Have a high level of attention to detail * Service Oriented Architecture * In-depth Relational Database design and development experience * Efficient, effective and timely I also have an experience in the following areas: - JSON, XML - MsSQL - Paypal,SagePay,Stripe,Wirecard, Authorize.net Integration -Infusionsoft Integration - Social api's.

    Associated with: NNC Infotech (P) Limited.

    $8.89 /hr
    3,200 hours
    5.00
  9. Sachin Nagpal

    Sachin Nagpal Agency Contractor

    Top Notch Work UI & UX | CSS | HTML Responsive| 4.9 Star 2100 Hour

    India - Last active: 3 days ago - Tests: 7 - Portfolio: 7

    54 Successful Projects with 5 on 5 feedback 100% Committed towards Quality & Effective Communication Working TimeZone USA or UK I am here to poise to contribute unique blend of skills with 5 year of experience in development like PHP, WordPress, Word Press Plugin Development, Cake Php, JQuery, Ajax, Magento, Functional Testing along with commitment to excellence, to your firm value by ensuring that projects strategic mission and objectives within scope, budget, and schedule.

    Associated with: Browser Player Software Solutions

    $11.11 /hr
    2,065 hours
    4.85