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

341

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: June 1, 2015
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  1. Tarun M.

    Tarun M. Agency Contractor

    Windows and Linux Server Support, Server / Web-Site Migration.. Etc...

    India - Last active: 15 hours ago - Tests: 8 - Portfolio: 3

    I am working as Server Support Admin and Project Manager for past 10+ years, Work with many clients from different domains such as - Support, Marketing, Automobile, Manufacturing, Online Marking, etc... As Server Admin : 1. Server Setup - Windows Or Linux 2. Configure Server as Web-Server 3. Configure Control Panel Such as Plesk, cPanel, ISP, DirectAdmin, Webmin, zPanel, etc. 4. Configure PHP, MySQL, .Net, MSSQL, etc on server 5. Provide support to end clients on all there requirements. As Project Manager : 1. Manage a team of Designer 2. Manage a team of Developer 3. Working on ASP, .Net, WordPress, CI, Zend, CakePHP, MySQL, MSSQL, Joomla and other technology. 4. Working on Bug Fixing projects also.

    Associated with: Acentria Technologies Private Limited Agency

    $12.00 /hr
    1,233 hours
    4.95
  2. Joshua Harbaugh

    Joshua Harbaugh

    Experienced Front-end Developer

    United States - Last active: 4 months ago - Tests: 4 - Portfolio: 8

    I am a versatile front-end developer with solid experience in HTML5, cross-browser compatible CSS (using pre-processors like LESS and SASS), and progressive enhancement techniques with Javascript, jQuery and AngularJS, as well as, a strong focus in clean responsive design.

    $55.56 /hr
    126 hours
    5.00
  3. Jonathan DeVries

    Jonathan DeVries

    Engineer and Programmer

    United States - Last active: 4 months ago - Tests: 3 - Portfolio: 6

    Aeronautical Engineer with five years of analysis, design, and CAD experience. Programmer with seven years of structured language experience, and three years of object-oriented programming experience. Granted Bachelor's in Science in Aerospace Engineering from Iowa State University, May 2013 Notable projects: Mars Autonomous Vehicle for Robotic Inspection and Construction: http://goo.gl/qhwxCD (Python, Solidworks) SAE Aerodesign Series (Ansys, Fortran, C++, Solidworks) Team Emerald- A supersonic business jet (Ansys, Fortran, Star-CCM+, Solidworks) CoolCFD- Open Source Computational Fluid Dynamics Software Project ClusterOne- A data collection and grouping project, meant to facilitate machine learning. (Python, Java, JavaScript, HTML, PhP) Ames Lab Department of Materials Science and Engineering website: https://www.ameslab.gov/dmse/highlights (PhP, HTML, Drupal) I'm currently designing an online portfolio, which will showcase my design work and source codes. However, in the meantime a portfolio is available upon request. I'm also a soldier in the U.S. Army Reserve. It's a lot of fun, and it's a great way to give back to a community which has helped me get to where I am. Essayons! Thanks for visiting! Jonathan

    $17.44 /hr
    43 hours
    5.00
  4. Vlad Miller

    Vlad Miller

    Information security consultant, Python programmer, 3d artist

    Russia - Last active: 15 hours ago - Tests: 2 - Portfolio: 13

    Since 2001I have been working in the information security field as a consultant and application developer with emphasis on cryptography and, specifically, OpenPGP standard, protocol and tools. Have strong Python programming skills, advanced Linux user. "OpenPGP in Russia" project lead. In 2008 I took up 3d modeling/design with a focus on physically correct rendering — "photographic imaging" of objects and scenes. Use Blender/LuxRender as preferred toolchain. Active member of LuxRender development team. I am fluent in written English, my strong suit being English to Russian translation in the fields of IT, politics and legal (considering legal education background).

    $12.00 /hr
    184 hours
    0.00
  5. Kabindra Bakey

    Kabindra Bakey

    Freelance Ajax Based Wed Application Developer

    Nepal - Last active: 13 days ago - Tests: 6 - Portfolio: 3

    Over the last 5 years, I have developed a wide range of websites using HMTL, DHTML, PHP, and MySQL including sites for startup companies and small businesses. My core competency lies in complete end-end management of a new website development project, and I am seeking opportunities to build websites from the ground up for you or your business. I also have some experience in the following areas: SQL, Ajax, OOP, and software design and testing. Thank you for visiting my profile and I look forward to work with you in near Future. Best regards, Kabindra Bakey Gtalk: koolkabin@gmail.com Skype: koolkabin

    $16.67 /hr
    18 hours
    4.90
  6. Khushwant Dhayal

    Khushwant Dhayal Agency Contractor

    Expert Mobile App Developer | iOS | Android |

    India - Last active: 12 days ago - Tests: 3 - Portfolio: 6

    Self-directed and motivated Mobile Developer with 4+ years experiences in Objective C/XCode, Java, C/C++,PHP, JQuery, .Net technologies. Excellent at developing and maintaining client/server applications. I represent Finoit Technologies and In past 4 years I have developed a wide range of apps in Android,iOS and Windows platform. I have developed apps for different categories like Education Entertainment/Music/Social Networking Finance/Survey/Inspection Games/2D/3D/VectorWork/Simulation Health/Medical Lifestyle News/Magazine Productivity Transportation/Travel/Navigation

    Associated with: Finoit Technologies (I) Pvt. Ltd

    $15.00 /hr
    647 hours
    5.00
  7. Amit Singh

    Amit Singh Agency Contractor

    Senior iPhone/Android Application and Games Developer

    India - Last active: 2 months ago - Tests: 2 - Portfolio: 1

    I'm a talented software engineer specializing in iOS platform with 4+ year experience and 3 years for Java technologies. My skills and experience are as follows: I have Development Experience of iPhone/Android Complex with objective C, Cocoa Touch, Java and Eclipse. I have significant Experience in Cocoa framework, Xcode5 and above interface builder, iPhone SDK 3.0 and software development with an Object Oriented Language. I possess a Solid understanding of design patterns and their implementation in Cocoa Framework I have strong knowledge of Java, Eclipse., Web Service, Java, Ajax, XML, JSON, RSS, SOAP and WSDL. I have experience with relational databases using SQL Server and SQLite. I have experience in developing reusable APIs & in standard and commonly used iPhone SDK framework. I have a complete understanding of Apple iPhone application guidelines and compliance requirements. I have significant experience in developing … My Promise & Service I will do my best to satisfy you with PERFECT result. I will not ask payment if you are not satisfy with my result. I will provide you updates every 2 days via www.testflightapp.com I will assist you to submit app to store and will have responsibility I will provide you 1 months bug fix support without additional fee. anything else you want? :) Thanks

    Associated with: Apps Maven

    $22.22 /hr
    208 hours
    5.00
  8. Le Minh Tai Agency Contractor

    High Skilled iOS/Android Developer

    Vietnam - Last active: 1 month ago - Tests: 1 - Portfolio: 7

    ********* I am changing the world and influencing people’s lives every day as a mobile developer *********** As an experienced mobile app developer, I have a very clear development process: 1) Works closely with customers to understand detail requirements of the app, also actively helps customer to understand technical implementation of the required features. 2) Upon understanding the requirements, start analyzing and bring these requirements to a breakdown, create a mockup, review and send to clients for approving. 3) Upon having the necessary resources for the project, complete a detail plan for the development process. 4) Create prototype for the customers to try the app on actual device and have feedback. 5) Start implementing the app features and test them, make necessary change if needed. 6) Help customers to prepare all necessities to publish their app. 7) Depending on contract terms, I provide customer a certain period of free support. Source code and documentation are also handed over to customer. Because I have a very clear development process, I always make the customers satisfied with the best quality of apps released. I have 3+ years of experience in mobile application development. Currently, iPhone/Android development is my core area of interest. I am very fluent in Objective-C/Java application development. I have made use of APIs of SNS(Facebook, Twitter, Linked In, Youtube etc.), Google Maps, GPS, Communication(Wifi/3G) etc. Once we have a chance to cooperate, I will impress you with my work ability and experiences. ------------- iOS app designer | iPhone developer | iPhone development | iPhone app designer|android developer | android development | android app designer|iOS developer | iOS development | iOS app designer | iPhone developer | iPhone development | iPhone app designer|android developer | android development | android app designer|iOS developer | iOS development | iOS app designer | iPhone developer | iPhone development | iPhone app designer|android developer | android development | android app designer|iOS developer | iOS development | iOS app designer | iPhone developer | iPhone development | iPhone app designer|android developer | android development | android app designer|iOS developer | iOS development | iOS app designer | iPhone developer | iPhone development | iPhone app designer|android developer | android development | android app designer|iOS developer | iOS development | iOS app designer | iPhone developer | iPhone development | iPhone app designer|android developer | android development | android app designer|iOS developer | iOS development | iOS app designer | iPhone developer | iPhone development | iPhone app designer|android developer | android development | android app designer|iOS developer | iOS development | iOS app designer | iPhone developer | iPhone development | iPhone app designer|android developer | android development | android app designer|iOS developer | iOS development | iOS app designer | iPhone developer | iPhone development | iPhone app designer|android developer | android development | android app designer|iOS developer | iOS development | iOS app designer |iPhone developer | iPhone development | iPhone app designer|android developer | android development | android app designer|iOS developer | iOS development | iOS app designer |iPhone developer | iPhone development | iPhone app designer|android developer | android development | android app designer|iOS developer | iOS development | iOS app designer |iPhone developer | iPhone development | iPhone app designer|android developer | android development | android app designer|iOS developer | iOS development | iOS app designer | iPhone developer | iPhone development | iPhone app designer|android developer | android development | android app designer|iOS developer | iOS development | iOS app designer | iPhone developer | iPhone development | iPhone app designer|android developer | android development | android app designer|iOS developer | iOS development | iOS app designer | iPhone developer | iPhone development | iPhone app designer|android developer | android development | android app designer|iOS developer | iOS development | iOS app designer | iPhone developer | iPhone development | iPhone app designer|android developer | android development | android app designer|iOS developer | iOS development | iOS app designer | iPhone developer | iPhone development | iPhone app designer|android developer | android development | android app designer|iOS developer | iOS development | iOS app designer | iPhone developer | iPhone development | iPhone app designer|android developer | android development | android app designer|iOS developer #

    Associated with: MOBIONEER Agency, QTS

    $16.67 /hr
    291 hours
    5.00
  9. Deepak C. Agency Contractor

    Html5,Graphic-design, Adobe-illustrator,Css3,Bootstrap

    India - Last active: 3 months ago - Tests: 9 - Portfolio: 35

    I am professional & expert graphic designer specialize in crafting exquisite custom graphics for website, print materials and others graphic templates. My goal is to provide professional and high quality design. I hope I will be able to achieve client's satisfaction and I can do something better for my client with my heart and soul. Capabilities • Conversion to Vector Design and Layouts • Banner • Logo • Header • Flyer • Business Card Photo Editing • Color Enhancement • Changed Background

    Associated with: Smartnetstudio

    $9.00 /hr
    26 hours
    4.19