API Development Professionals & Consultants

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

377

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 4.66.

4.66
Last updated: May 1, 2015
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  1. Daniel Z.

    Daniel Z.

    Highly skilled API integrator, PHP (ZF) Coder and Project Manager

    Poland - Last active: 1 day ago - Tests: 7 - Portfolio: 6

    Goal: Project and develop high quality apps for your success. Profile: OOPHP & Zend coding, IT consulting and business analyst, project coordinator and manager, Other skills: Apache, Bind, SSH, bashscripting, Memcached, Github, Solaris, Oracle, MySQL, Radius, AD, expert knowlegde of many *ux and windows systems Advantage: Project and implementation of many web apps. Most of it projected and developed by myself using Zend Framework, Google API (youtube, gdata), social API (twitter, facebook). Some of it integrated with operating systems or AAA software (radius, ldap). Usually Design Patterns were used (like Template Method, Version of Control, DAO, Dependency Injection, Decorator and so on). Some application built upon a structure of web services (XML, REST, JSON), some using jQuery and AJAX. Tools and technologies: Apache, radius, bind, ldap, Zend Framework, XML, SOAP, Linux, Linux daemons, Memcached, Sockets, REST, JSON, Oracle, MSSQL, MySQL, Design patterns, MVC, SVN, BASH, PHPUnit, Xdebug, Unit testing, Google Youtube API, Google Gdata API, Google Maps API, Facebook API, PayU API

    $35.00 /hr
    1,615 hours
    4.98
  2. Francisco Goncalves

    Francisco Goncalves

    IT Architect / Open-Source Solutions and Linux / Virtualization Specia

    Portugal - Last active: 11/28/2013 - Tests: 1 - Portfolio: 4

    Over the last 4 years i have worked as a Team Leader and Analyst / Programmer in the development of B2B & Social Web Apps, using PHP and JavaScript Programming Languages and associated tools like RAD PHP and WaveMaker RAD / SpringSource Java based (Javascript and Java), all based on agile methodologies. Also Programming in C++ and Shell Script, for specific project module interfaces with O/S via IPC. Also as Project Development of a CRM/Contact and E-Commerce Web Applications written in JavaScript and Java / Hibernate with MySql DataBases and TomCat WebServers. JasperSoft BI & Report Writer with Java and JavaScript Integration. Also Spring Data and MongoDb technology implementations for document storage and retrieval. Doing Systems support in Linux O/S, Virtualization, Shell & C Programming, High-Availability systems and security like firewalling and IDS (Intrusion Detection Systems) technologies. Also a Full implemention of a project for a large enterprise, involving Linux systems, virtualization platforms based on VMware Server and Linux KVM, an innovative solution for electronic mail (e-mail), collaboration and information sharing (Zimbra e-mail, now VMware), management and monitoring solution and tools with OpenQrm Data-Center Cloud Automation, Hobbit and Monit/Munin, all of them based on open source software. Also provided the development of Linux Shell scripts to fully automate backups of physical machines and virtual servers, provisioning strategies, performance tuning and troubleshooting, security and active measures for proactive and preventive maintenance. The complete deployment of platforms and tools to assist in the complete automation of the data-center, with Cfengine 3 (Automation & ITIL V3), Snort and Swatch Logging Analysis. Implementation of Open Collaboration and Content Management Platforms in the Cloud, provided as a service (SaaS). Implementation of a Thin-Client Infrastructure to provide Virtual Desktops as a service in a SaaS model (Linux and Windows Applications). Applications Developments in PHP, Java and Javascript, and my recent project (a 6 moths development) can be accessed here : http://wave.softelabs.com/TeamWork

    $40.00 /hr
    0 hours
    5.00
  3. Haitham A.

    Haitham A. Agency Contractor

    Expert developer, attracted to complex, large and high impact projects

    Saudi Arabia - Last active: 2 months ago - Tests: 7

    * Expert API Developer (both for web apps, general purpose API's, and Mobile App back ends) - java & php API Experience: Facebook, Twitter, Google, youtube , GData, Klout, Topsy, Amazon Search , Amazon FPS (flexible payment system), SMSGlobal, TWilio, Mailchimp, Urban Airship (push notifications) ... etc * Expert Phonegap Mobile App Developer - iOS & Android - Front and Backend , complete application development services. * Expert Wordpress Developer - Classic sites, responsive sites, large blogs (over 1M uniques per month), woocommerce I have over 5 years of experience, over 300 hours on oDesk, a solid 5 star rating, and a mind focused on delivering the highest value possible to my clients. My rate is high but I work extremely fast. So the overall bill you will get will always be competitive, and you will get the highest quality candidate working for you. I am a full time freelancer and fully dedicated to delivering the highest quality services to my clients at a fair rate. Our values at TerraFirms LLC are Traction - Value - Leverage - Design Traction: Build products that people want to use Value: Deliver value in everything you do Leverage: Exploit technology to do 'superhuman' tasks managing complex or large systems, large volumes of messages, data, transactions or sales. Design: Simplify the design, be true to the brand identity, and focus on maximum usability

    Associated with: Terra Firms Agency

    $83.33 /hr
    1,129 hours
    4.77
  4. Aaron Pardes

    Aaron Pardes

    Django/Flask/Rails Web Developer

    United States - Last active: 2 days ago - Tests: 3 - Portfolio: 1

    I have a B.S. in Industrial and Systems Engineering and having been doing entrepreneurial web development for 10 years. I specialize in back-end development with Python frameworks (Django and Flask) but I am also proficient with Ruby on Rails. I have worked with many small startups as well as Fortune 50 companies in capacities ranging from developer to product manager. I have extensive experience building and interacting with RESTful API's, data modeling, and project management. You can view my full CV at my website http://pardes.io

    $60.00 /hr
    714 hours
    5.00
  5. Jordan Dalton

    Jordan Dalton

    Laravel Expert | PHP | MySQL | CSS | jQuery

    United States - Last active: 2 days ago - Tests: 2 - Portfolio: 1

    Since 2006 I have worked with local small business, government entities, and multi million dollar corporations, developing websites, web applications, as well as administering systems and networks. Over the past 8 years I have developed numerous skills that make me an all-around candidate to serve you. The following is a list of my software skills: • Frameworks: Laravel 3/4/5, Zend, and Codeigniter • Languages: PHP, Python, C#, and JavaScript • Databases: MySQL, SQL, and DB2 • Markups: HTML, HTML5, CSS, and CSS3 • Version Control: Git and Subversion • Shopping Carts: Magento and BigCommerce • APIs: PayPal, ASI Central, Twilio Here is a list of my systems/networking skills: • Spiceworks Help Desk Ticket System • Windows NT/2003/2008/2012 Servers • Exchange Server 2010 • SonicWall Firewall • ESET Node 32 Endpoint Protection • Symantec Brightmail Messaging Gateway • Cisco Routers • Cisco, Dell & HP Switches • Printers • Software Installation I pour out all of my passion into every single project. I truly want to see you succeed. Let me help take you, your company, your product/service to the next level.

    $55.56 /hr
    632 hours
    5.00
  6. 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
  7. $24.44 /hr
    386 hours
    4.61
  8. Muhammad umer

    Muhammad umer

    Full-time Drupal Guru/ PHP/ FB App /wordpress/Joomla

    Pakistan - Last active: 1 month ago - Tests: 7 - Portfolio: 40

    Hello! I am able to develop your site by using all the latest web technologies but i will prefer Drupal. In addition, we have powerful business experts and engineers to provide business systems for customers, such as CRM, BPM, ERP. I offer high quality enterprise software/web development/maintenance/testing / deployment services using Web2.0 technologies and have 7+ years of strong experience in the following areas : - Drupal - Drupal Customization - Linux - JSP/ASP.NET/PHP/MYSQL - XML - AJAX - Flex - JavaScript, CSS, ActionScript, JQuery, Ext JS - Object Oriented Design - MS SQL, ORACLE ACCESS, PostgreSQL - Open Source technologies - Expression Engine, Wordpress, Joomla, Drupal, Vbulletin, LightCMS, CodeIgniter, Symfony, CakePHP - osCommerce, X-Cart, Zen-Cart, Magento, CS Cart, prestashop, open-cart - Website Design, PSD to HTML conversion, HTML5 In specially, I love Drupal. Thanks :-)

    $27.78 /hr
    43 hours
    4.58