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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: August 1, 2015
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  1. Alexander Kuznetsov

    Alexander Kuznetsov

    RoR/Java/JS software developer

    Russia - Last active: 1 day ago - Tests: 2 - Portfolio: 2

    More than 10 years in development of different software. Desktop and Web related. I Work as half time freelancer and have good knowledge in Ruby on Rails, Java, JavaScript programming languages. I prefer to use Test/Behavior Driven Development technics so final product will be robust and act as requested.

    $30.00 /hr
    2,676 hours
    5.00
  2. Juan Bautista Cabral

    Juan Bautista Cabral

    Senior Python Programmer

    Argentina - Last active: 1 day ago - Tests: 2 - Portfolio: 2

    Born in Argentina, working in python sice 2007. His main interest are: data mining, business intelligence and machine learning. I'm have my Mg Software Engineering degree from the Technological University in Argentina and my postgraduate degree in Statistics analysis from the National University of Córdoba. Actually I am PhD student and my research is about "machine learning and data mining for astrophysics database. The last 5 years i working as researcher in the UTN and we develop a new paradigm in analysis databases (http://getyatel.org) I work for many startups mainly in python an java always working i data analisis from diferent sources; probably this is the most interesting project of all is a plataform for create olap-cubes with videogames (http://playnfo.com sorry only in spanish)

    $30.00 /hr
    463 hours
    4.87
  3. Chris H.

    Chris H.

    Web Developer (ASP.NET | MVC | AngularJS)

    United Kingdom - Last active: 2 days ago - Tests: 6 - Portfolio: 6

    Microsoft Certified Solutions Developer with over three years’ programming experience using .NET framework to deliver web and desktop applications. I’m a passionate C# developer with extensive knowledge and experience with: - ASP.NET back and frontend development, including WebAPI 2, MVC 5 - Client side scripting, JavaScript, jQuerry, AngularJS, Knockout - Clean and SEO-Friendly HTML5 and CSS - Task automation using Poweshell scripting and C# applications Committed to designing up to spec, reliable and extendable solutions. Focused on delivering quality work on time and within budget. Always open for communication. Highly flexible, independent contractor that will get the job done for you.

    $20.00 /hr
    199 hours
    5.00
  4. Dejan Noveski

    Dejan Noveski

    Software engineer

    Macedonia - Last active: 1 month ago - Tests: 3 - Portfolio: 1

    I’m a passionate software engineer of 6 years, with knowledge and experience in prototyping, developing and deploying web applications, web services and platforms powered by the popular Python frameworks - Django, Flask, or PHP and PHP frameworks. I also have considerable experience - Building standalone desktop applications, utilities, system and automation tools. - Building mobile web services with offline support, syncing and data packaging to preserve bandwidth efficiency. - Implementing enterprise-level search and matching engines with Apache Lucene / Solr. - System administration and bash scripting. I work very quickly and go to considerable lengths to ensure that every job I undertake is delivered to my clients’ complete satisfaction. I’m constantly learning, and I’m always interested in taking on new challenges. Whatever your software needs are, I’m confident I can help you. References available. Specialties: Python, Django, Flask, Werkzeug, Pylons, SQLAlchemy, HTML, HTML5, CSS, CSS3, JavaScript, PHP, Solr, Lucene, Apache, Nginx, PostgreSQL, MySQL, Linux/FreeBSD administration, Web services, GIS, Geocoding, Vim, VimL, Git, Mercurial.

    $33.33 /hr
    1 hours
    5.00
  5. Jaime Tanori

    Jaime Tanori Agency Contractor

    Full Stack Javascript Developer

    Mexico - Last active: 9 hours ago - Tests: 3 - Portfolio: 1

    My interests and passion lies in finding new forms of creating amazing software, providing a great user experience by the application of advanced programing techniques and data structures. I consider myself a team and solo player, I have been involved in any kind of projects and in a wide variety of roles, I have been coding, managing teams, managing clients and development cycles, QA, automating QA testing and many more. Javascript, Backbone, Node.js, Expressjs, Grunt, Gulp, Google Maps and other Google APIs (places, directions, +, etc), Parse.com, Mandrill/Mailchimp APIs multiple social frameworks (Facebook, Twitter), truly hybrid mobile applications, mobile development with Swift (Sorry no Objective­c). I do other languages and technologies but I mainly focus on Javascript, however it is usual to find me doing other things with Raspberry Pi, Python, MongoDB, Arduino among others.

    Associated with: MktApps Agency

    $45.00 /hr
    2,684 hours
    4.97
  6. Alexander Kozlov

    Alexander Kozlov

    Top level professional Architect and SW engineer

    Russia - Last active: 3 months ago - Tests: 21 - Portfolio: 5

    Make things done! I'm a professional C/C++ developer with more than 12 years of experience. I have been working both for a companies from Fortune 500 list, and a small local companies. My core competency lies in the world of mobile applications, SaaS and PaaS, desktop software and games development. I love to do my work right and really enjoy being respected for the things i do.

    $55.56 /hr
    1,772 hours
    5.00
  7. Daniel Luppo

    Daniel Luppo

    Professional Web Developer

    Russia - Last active: 08/07/2014 - Tests: 3

    I have developed a wide range of web services and web sites using PHP, MySQL, HTML5, CSS3, JavaScript including sites for startup companies and small businesses. My specialization is backend (PHP, MySQL), but also I can do tasks for frontend (HTML5, CSS3, JavaScript). I have 8 years of experience. I'm web developer since 2006. Skills: * Advanced PHP 5 * HTML5 (with PSD2HTML), CSS3, cross-browser coding * JavaScript, jQuery library * MySQL 5 and database optimization * Knowledge of popular frameworks (such as Yii) and patterns (such as MVC)

    $15.00 /hr
    4 hours
    5.00
  8. Emir S.

    Emir S.

    Software Developer

    Bosnia and Herzegovina - Last active: 5 months ago - Tests: 5 - Portfolio: 1

    Software Developer with massive Work experience, currently employed for a major Bank as Senior Software developer. Strengths: - PHP - Java - Java Script - .net - MySQL / MSSQL - HTML 5 Personal Perks: Verry Versatile and fast Comunicating. Which means I answer all inquires during the day. Limited availability of 15 Hours a week but during this time I give my full dedication towards given asignements.

    $27.78 /hr
    6 hours
    5.00
  9. John Tadros

    Project Leader & ServiceNow Administrator

    Egypt - Last active: 4 days ago - Tests: 4

    I am currently working as a project leader in a US based company that has its development center in Egypt. I have a very good experience using different opensource languages: - PHP - Perl - Javascript (Extjs & jQuery) - ServicenNow administration and scripting - Oracle, MySQL - GIS applications

    $22.22 /hr
    222 hours
    4.97