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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, 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. Azmat Masih

    Azmat Masih

    Azmat Masih

    United States - Last active: 09/28/2014 - 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
    0.00
  2. Mirko B.

    Mirko B.

    Experienced Full-Stack Web Developer

    Serbia - Last active: 05/30/2014 - Tests: 4 - Portfolio: 1

    I've been handcrafting web application for over 5 years. My specialty is back-end development, PHP is my primary language and CakePHP is my favorite framework. I'm also very strong with JavaScript and getting things done quickly / correctly there. I also have experience in the following areas: Deploying, monitoring and maintaining web applications and underlying software stack, MySQL, Ajax, OOP, Unit Testing, Git/Github, Twitter Bootstrap, jQuery, Backbone.js, NodeJS, Grunt, Composer/Bower/Npm, Bash, Vim, Authorize.net, Shopify, Volusion. I have worked on wide-range of web-based solutions like e-commerce websites, CMS, Social Networks, REST APIs for iPhone/Android applications and many others for startup companies and small businesses. I'm looking for a PHP/JavaScript projects to build from a ground-up. Handling different technologies on both ends of web stack is not a problem for me.

    $50.00 /hr
    370 hours
    0.00
  3. Nowshin Zaman

    Nowshin Zaman

    Zoho Expert | Zoho CRM| Zoho API | Deluge Script | Wordpress | Magento

    Bangladesh - Last active: 27 days ago - Tests: 2 - Portfolio: 12

    I am a Web Developer and a zoho expert and working with various PHP framework, CMS and Ecommerce. I am very professional in my work. I am desperate to deliver my work timely with hundred percent accuracy and satisfaction. I am very fluent in English also. I have recently worked for a Leading Australian Software Company (Oscillosoft Pty Ltd, 4years) as a Senior Web developer. My key responsibilities include - 1. Develop websites - : Wordpress, Magento, Joomla, PHP , Javascript, JQuery, ajax, CSS, HTML, Zoho, Deluge script (100+ sites in Wordpress, 20+ sites in Magento, 30+ sites in joomla). 2. Follow up with the graphic designers by giving ideas on website design , banners and artworks. 3. Branding and generate Marketing Ideas. 4. Follow up the social marketing and daily update 5.Email Marketing - Idea, follow up the desing, HTML - CSS and run it through Mailchimp, Zoho Campaign and iContact. 6.Content Writing 7.Manage the SEO 8.Customize and Manage the CRM (Zoho) 9.Server Management. 10. Client Communication and Lead the support team. 11. Zoho Crm Expert - Full customization including all type of automation using workflows and custom functions, email and inventory template, custom functions, zoho API, Deluge scripting, creator apps. 12. Zoho Customization - Zoho people, zoho recruit, zoho support, zoho project, zoho invoice, zoho campaing, zoho mail

    $20.00 /hr
    98 hours
    0.00
  4. Phil Ahern

    Phil Ahern

    PHP/Full Stack Developer with 17+ years experience.

    Ireland - Last active: 28 days ago - Tests: 1 - Portfolio: 2

    I am a senior PHP/ full-stack developer with 17+ years experience. In this time I have developed many applications including responsive mobile sites, full CRM and document management systems, ipad apps and personalised eBook software. I pride myself in being able to solve problems that other developers say are impossible. It is important to me that I am able convey technical aspects of the development process in a non technical way. Communication is everything in large projects. I can provide testimonials and examples of current projects that have been taken from concept to a working application generating revenue for my client. It is an exciting time for web and mobile development and I look forward to working with you to create your application.

    $35.00 /hr
    5 hours
    0.00
  5. Vinit K.

    Vinit K.

    ExpertPHP, Yii2,CodeIgniter,Laravel,Testing, Selenium, Linux Developer

    India - Last active: 4 days ago - Tests: 9

    I have more than 2 years of experience in designing and implementing web applications. I continue to work with clients either hands-on, solving their web application issues, coding, servers/DBs or other technical tasks; managing the technical development for large applications that require teams in order to achieve client goals within budget. And I have also good hands on experience in software testing like Manual testing as well as Automation testing with Selenium Testing tool on web based applications and desktop applications(IDE, RC, Grid, Webdriver, Framework like Junit, Testng) based on java language My primary areas of expertise are PHP, Jquery and MySQL, with experience in the CodeIgniter and YII framework. I have also worked on over dozen projects under role of developer. I also have well-rounded knowledge in topics like: data integration using APIs, REST Services, MSSQL, JSON, AJAX, front-end development involving JavaScript frameworks ( jQuery), markup languages (HTML & CSS ) and Linux/Unix OSs.

    $8.00 /hr
    0 hours
    0.00
  6. Alex Pineda

    Alex Pineda

    Full-stack developer with JS skills

    Canada - Last active: 8 days ago - Tests: 2 - Portfolio: 1

    Alex Pineda is a creative, multi-faceted entrepreneur who is keen on positioning and boosting existing products to reach the market they are intended for. He has been featured on the front page of the Globe and Mail for travelling in Western Europe while working in ROWE for Mabel's Labels. His product Kwollo has been featured on Product Hunt. His non-profit education initiative Applivy has successfully helped aboriginal children in getting better tech education. His intention is to support a free and valuable society through the market. Alex Pineda has been programming since 12, started with web at 18, and currently writes and deploys web apps for clients. He has full stack experience including PHP (leveraging Laravel 4&5 mostly) and .NET (writing API services using ServiceStack). Alex has plugged into various large projects many times, have worked with unit testing, deployment automation, server config etc. everything required to have a website up and happy. Alex has lead small teams during cyber monday server surges as well as calmer periods of coaching web teams. He's looking forward to hearing from you.

    $83.33 /hr
    0 hours
    0.00
  7. Mohit K.

    Mohit K.

    Expert iPhone/iPad/Android App Developer

    India - Last active: 5 days ago - Tests: 1 - Portfolio: 2

    I have completed my Bachelor of Engineering in Computer Science and later pursued my studies in server and DB administrator before I started my freelancing career at oDesk as Mobile Developer (IOS and Android). I have 5 years of experience in IT domain and have delivered mobile solutions to my clients situated in US and Pacific region that efficiently cater their target audience. My most of the solutions address social, hospitality, health, retail, e-commerce B2B/B2C, and food industry. Being a process oriented professional, I work with Agile software development approach wherein from ideation, requirements gathering, SRS documentation, UI/UX, website development, web based admin console, API development, DB administration, mobile app development, testing and QA, etc are taken care of and entire project is sliced in phases to measure accountability. Mobile technologies, I expertise in: ->Objective-C, Swift, iPhone SDK -> Java, Android SDK, Ellipse, etc -> Map Kit, GPS base user navigation and Tracking -> Photo and Camera base app with many advance filers -> Web Server integration using JSON, SOAP, XML and REST Web Service APIs -> SQLIte, Core Data and pList database design -> FaceBook, Twitter, YouTube, Tumblr, Flickr, Instagram -> Push Notification, In App Purchase, iAD, AdMob -> Source code repository in SVN, Version GitHub. etc. Post delivery, I personally monitor the application (web and mobile) for a period of 2 months for bug fixing if any and assist client in commercializing the application, review visitor analytic and enhance the solution to reach next level. I look at extending my services for you.

    $10.00 /hr
    3 hours
    0.00