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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. Denys H.

    Denys H.

    Software Engineer, Android Developer

    Ukraine - Tests: 6

    Software Developer with heavy focus on Android development. Over the last 2 years I was building Android applications on daily basis (5 years total in programming on different languages: Java, C++, PHP, Ruby). Very often it's client-server applications for which I also develop back-end with unique solutions. Check the list of technologies I used: - social SDKs: twitter, Facebook, vk; - cloud storages: Amazon Web Services, Parse; - analytics: Google Analytics, Parse; - payments: Paypal, Stripe; - maps: Google, Yandex; - web: HTTP requests, REST, developed JSON and XML APIs; - text data formats: JSON, XML, HTML; - version control: git, SVN (I prefer git); - databases (with Active Record, of course): PostgreSQL, SQLite, MySQL. Available at: Skype, Gmail. Regards, Denys.

    Groups: Application Developers Alliance

    $30.00 /hr
    674 hours
    5.00
  2. Dimitri Tholen

    Dimitri Tholen

    Senior Web- and Mobile Developer

    Netherlands - Tests: 1 - Portfolio: 7

    With over 15 years experience developing websites and applications, I know how to get the job done in time and to your satisfaction. I communicate well and often so that you always feel comfortable that the end result is according to your requirements. Also, I usually go beyond what the client is expecting because I really want you to get the best possible result. During a project I am 110% committed.

    $65.00 /hr
    35 hours
    5.00
  3. Waseem A.

    Waseem A.

    Expert PHP Programmer With Front End Experience

    Pakistan - Tests: 2 - Portfolio: 2

    I am a university graduate and industry experience trying out my luck on the outsourcing platform on a full time basis where I can do versatile solutions and do what makes me happy. I am an expert in PHP and Mysql based applications, I have firm knowledge of notable PHP frameworks like CakePHP, Codeigniter , YII. I am very well versed in the front end design with HTML5, CSS3 and the usage of jQuery and various of its plugins. I am fast learner, easy to work with, agile and adaptive to change and want to learn more. You will find quality in my output and I can guarantee you won't regret hiring me.

    $25.00 /hr
    11 hours
    5.00
  4. Parveen kumar

    Parveen kumar

    Web Developer

    India - Tests: 4 - Portfolio: 3

    I have 2 years of experience in web app development. I have worked on laravel and codeigniter frameworks. I have also worked on Drupal, Opencart CMS's. I have good knowledge and practice on core PHP, jQuery, Ajax and html, css. I have created scripts to migrate data in 2 databases, I have created scripts for import and export feature. I have worked on APIs integration and Zoho CRM connectivity with our websites to track our sales and workflow.

    $11.11 /hr
    30 hours
    5.00
  5. Peter S.

    Peter S.

    Software Architect | DevOps Engineer | IT Consultant

    Russia - Tests: 2

    Over my 10+ year career I've been playing in the role of: - Java Developer - Software Architect - DevOps Engineer - Systems Administrator My mission and my aim is to help people and companies with: - developing scalable, reliable, performant and supportable products - creating their DevOps tool chain - automate operations and processes of business Over time my interest and my work field shifted from plain development to area of DevOps. My knowledge of programming languages and systems administration helps me to create best match of tools and see the problem from different angles. And I always use the tools and languages that best works for you particular business and requirements. Tools and technologies I currently use: Linux - CentOS, Ubuntu/Debian Data - MySQL, PostgreSQL, Redis, MongoDB, ElasticSearch Monitoring - ELK (LogStash), Zabbix Management - Ansible, Docker, Vagrant, Consul Platforms - AWS, Heroku Frameworks - Spring (ioc, jpa, boot, data, hateoas), Rails, Hibernate, Jersey, Guice Languages - Java, Python, Ruby Tools - Maven, Gradle, Ant, Rake SCM - Git CI - Jenkins, TeamCity

    $35.00 /hr
    47 hours
    4.79
  6. Sachin Nagpal

    Sachin Nagpal

    Top Notch Work Php| WP| HTML| Magento 2100 Hours 4.9 Feedback

    India - 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.

    $11.11 /hr
    2,074 hours
    4.87
  7. Saeed I.

    Saeed I.

    Sr Web Application & Integration Engineer

    Pakistan - Tests: 5 - Portfolio: 20

    I am a Web Application & Integration Engineer, Integrating various different systems with REST JSON, SOAP Web Services . I am also a Web Application developer providing clean and very user friendly responsive web applications with clean coding. I configure and administer Linux servers (Ubuntu). I perform domain name and subdomain configuration. Consume and Create REST API endpoints in your Application. Whether you need to integrate Mobile (iPhone, Android) Apps to your backend server or Jquery Ajax front end, I provide all those services. My recent skills include Aweber API, Clickbank API Integration, Web Scraping with Google and Yandex, API Integration (REST & SOAP), JSON file creating from CSV, Excel File Parsing, CodeIgniter, PHP, MySQL, Composer, Wordpress, Java, Maven, Spring, Hibernate, Java Native Access JNA (Windows Native Development) , Sabre Travel API, Ripple API, Dropbox API, Paypal API, Google Calendar API, Gmail API, oDesk API, Timecamp API, Flying Saucer, JSON parsing, Spring Data, Velocity templates and Making XML+Java files from it. I performed website Scraping of Secure sites to retrieve specific data I studied at California State University Fresno USA (MS and BS) I was an instructional assistant at University of California at Merced I worked as a Software Engineer at Sybase USA.

    $11.99 /hr
    211 hours
    4.80
  8. Kapil K.

    Kapil K.

    Expert In PHP | Codeigniter | WordPress | Open-Cart | Zoho | API Work

    India - Tests: 2 - Portfolio: 4

    I am senior developer having more over 4+ years of experienced, extensive knowledge of working with PHP5, WordPress, Joomla, Os-commerce, Magneto,CakePHP, Codeigniter,Jquery Huge Portal i.e (Online Learning, Real Estate, Job Portal, Online Booking, Trip Advisor , Daily Deal Site, Real Time Website, Video Streaming) CRM, Salesforce, Mobile Site and Mobile apps . EXPERT in Codeigniter & Wordpress. I have an urge and inclination for new technologies, a strong work ethic combined with a commitment to excellence in all project undertaken. I will give my best in every project taken and will work until you are 110% satisfied with the result.

    $8.00 /hr
    137 hours
    4.39
  9. Kamran Qadir

    Kamran Qadir

    Software Architect - C#/ASP.NET, Java/JavaEE, Oracle

    Pakistan - Tests: 10 - Portfolio: 8

    I am dedicated, committed and hard-working individual with proven software development skills and I am here to help you using Software technologies. I develop enterprise level web applications, desktop applications and Web Integration using these technologies Microsoft : C#, ASP.NET, MVC/Web-API, Razor, Entity Framework, WCF, WPF, Silverlight, Ext.Net, DevExpress, WebForms, Winforms, Crystal Reports, RDLC Java : JSP, Struts, Spring MVC, GWT, JPA, Hibernate, AWT, Swing, Android Integration: API (C#, Java), Oracle SOA Suite Databases : Oracle, SQL Server, MySQL and PostGreSQL Distributed Databases : MongoDB, Apache Cassandra, Redis, Neo4j Open-source : ElasticSearch, Solr, Lucene, POI JS : AngularJS, HighCharts, Google Charts, ExtJS, JQuery My previous experience is in these domains; Telecommunications, Logistics and Social Safety I deliver projects on-time, within budget with proper communication with clients. Surely you will feel comfortable to work with me.

    $16.67 /hr
    285 hours
    5.00
  10. Fatih O.

    Fatih O.

    iOS Developer

    United States - Tests: 4

    I graduated from Pace University with a Bachelors of Science degree in Computer Science. I have had a great internship right after graduating, where I improved my iOS app development skills. I am currently a self-employed iOS developer residing in New York. I have over 3 years of experience in iOS development. For over 3 years, I have helped individuals and companies with developing iOS apps and consulted them with mobile app solutions. I am very confident working with XCode, Objective-C and my skill sets also include developing back-ends for iOS apps with Parse and PHP. I believe in creating top quality apps with professional and friendly service. I will be more than happy to assist you with your project. More at http://fatih-ozkul.com

    $50.00 /hr
    408 hours
    5.00