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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. Dejan Noveski

    Dejan Noveski

    Software engineer

    Macedonia - 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
  2. Alexander Kozlov

    Alexander Kozlov

    Top level professional Architect and SW engineer

    Russia - 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
  3. Nigam Vakharia

    Nigam Vakharia Agency Contractor

    Java 4+ Yrs of Exp, iOS & Android 2+ Yrs of Exp

    India - Tests: 6 - Portfolio: 6

    I have strong knowledge in the following areas: Android SDK/Java, iOS, JavaScript, AJAX, JSON, PHP, J2EE, Postgraysql, Oracle  and MySQL. Based on my knowledge I am creating WEB oriented client-server solutions for mobile platforms. The quality of my work is confirmed by my clients. Well understanding of other mobile platforms (iOS, Naive knowledge of Blackberry) and experience with data-driven web development has been great asset in successful mobile app development Before starting Android development I had been involved in Networking and HRMS domain based product development for about 4+ years and i also work with PHP. What I can ensure to you: - produce high quality product in timely manner - meet your deadline always, - responsible for bug fixes or future updates - always available to contact you via Skype anytime

    Associated with: eTechMavens

    $16.67 /hr
    0 hours
    5.00
  4. Ziaullah K.

    Ziaullah K.

    Microsoft .Net Developer

    Pakistan - Tests: 6 - Portfolio: 3

    I'm a professional Software Developer with history of productivity and successful project outcomes. I'm in the industry for more than 4+ years. .NET full stack expertise also having strong expertise in Knockout, JQuery, Bootstrap, metroui, HTML5 and CSS3. Good working Knowledge of Solr, Lucene and Elastic Search. - Software & Web Development Experienced in development of Web & Enterprise applications using .NET Technologies. Develop & modify applications, modules and components based on functional and business requirements through all stages of software development life cycle. Provide software development support in all phases of scrum methodology and practice collaboration, sprint review, sprint retrospective and spring planning meetings. - Configuration Management Huge experience in documenting Configuration management plans, processes, and procedures In-depth knowledge of Configuration management best practices, framework and methodology Proficient in TFS, SVN, BitBucket, GitHub & JIRA Well versed in build and testing automation especially as they relate to development tools.

    $20.00 /hr
    244 hours
    4.89
  5. Mahabubul H.

    Mahabubul H.

    Zend Certified, PHP-Java-MySql-Symfony-ZendFramework-Spring-jQuery

    Bangladesh - Tests: 9 - Portfolio: 5

    Individual developer, working since 2005, got lots of experience in web development and desktop application development. Very good at php, java, javascript, ajax, css. I have done a professional certification on php5 (Zend Certified Engineer). Authored a book on Zend Framework. Work with me, i can assure you 100% satisfaction. Till today I have developed almost every kind of website from large social network to small personal site. I am very good at apis also like Google Data Api (youtube, map, calendar), Facebook api, Twitter api, Paypal api, Amazon api, eBay api etc. Last but not least i develop websites for mobile also. What I care most is a good long term relation with clients. After finishing a project I provide support for a long time. Okay this is all about me in brief. Looking forward to work with you. Thank You.

    Groups: Zend Certified Engineers

    $25.00 /hr
    706 hours
    5.00
  6. Sergey C.

    Sergey C.

    Scala / PHP Developer, MySQL, PosgreSQL, ElasticSearch, MicroServices

    Russia - Tests: 8

    I’m professional and experienced developer. I have college and university degree (Software Development and Software Engineering), 10 years of software development experience. I have great experience in social projects, video and image processing, search and mining user-generated contents. Over the last 4 years, I have developed a wide range of websites including sites for startup companies (social networks, real estate). List of my skills: Programming languages: Scala, Java, PHP, JavaScript, Python, C++ Web: HTML 5, CSS 2, CSS 3, XHTML, DHTML, XSLT, XML, JSON, AJAX, REST, Responsive Design RDBMS: MySQL, PostgresSQL, MS SQL NoSQL: MongoDB, Cassandra Caching: Memcached Message brokers: RabbitMQ Clouds: Amazon (AWS), OpenStack

    $40.00 /hr
    119 hours
    5.00
  7. Bhaveshbhai N.

    Bhaveshbhai N.

    Web Developer | Asp.net,C#,MVC,WEB API,Sql Server

    India - Tests: 8 - Portfolio: 5

    I am a professional developer of Microsoft Technology Since 5 year. I have developed many applications like Accounting, Inventory, Online Tendering. E- Commerce,CMS, CRM , ERP, Document Mangement System, Algorithms etc.along with reporting in all the projects. I can provide services in next scope of technologies: Programming languages: ASP .Net, ASP.NET MVC 4/5., WEB API, WCF, Entity Framework , C#, LINQ, ADO.NET, Web Service JS Frameworks: JQuery, Angular JS, EXT Js, Node.js + Sails.js , Flot Charts, Google Charts Standards: XML, Ajax, JSON, REST, OOP, MVC Tools & API Telerik, Dev Express, Facebook api, Google map api, Twitter Api, Paypal Api , Stripe Api Management Tools SVN, GIT, TFS less

    $7.00 /hr
    176 hours
    4.90
  8. Dennis C.

    Dennis C.

    Full Stack Web Developer/Ruby on Rails, Python

    Canada - Tests: 6 - Portfolio: 3

    Having 9 years experience in the web developing, I strongly believe that I can make a significant contribution to you. My web developing expertise includes: - Ruby on Rails, Python/Django, Laravel - Dabasbase programming and administration with MySQL, PostgreSQL, MongoDB - UI/UX developing with jQuery, AngularJS, D3.js, Backbone.js, React.js - Node.js and Socket.io - RESTful API developing and third party web service integration. - TDD/BDD with RSpec, Cucumber, Capybara, Jasmine, Protractor - Search Engine : Apache Solr, ElasticSearch, Sphinx - AWS, Heroku, GitHub If you want to build smart, robust, flexible web apps, I will provide you best solution with my skill, experience, honesty and reliability.

    $44.44 /hr
    712 hours
    4.46
  9. Sachin Saini

    Sachin Saini

    5+ years Expert PHP MVC Codeigniter Wordpress developer

    India - Tests: 1 - Portfolio: 4

    I'm 5+ years of experience Developer, having solid expertise in PHP, MVC, Codeigniter ,Laravel, Wordpress, HTML5, CSS3, MySQL Database, JQuery and Javascript development. Looking to get started my Upwork career as a freelancer and want to prove my expertise in client's need. If I have a chance to get initiate with any good client I believe that I can show my skills as the best productive candidate for long term.

    $3.00 /hr
    1 hours
    4.32