Twitter Freelancers

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  1. Sergei Kintsel

    Sergei Kintsel

    Ruby on Rails/AngularJS/Ionic developer

    Russia - Last active: 1 day ago - Tests: 6 - Portfolio: 3

    _  I am a passionate Ruby on Rails/JavaScript programmer and analyst working through TDD and BDD. I have 4 years of experience in developing web applications. My main skills are Ruby on Rails, Sinatra, CoffeeScript. In my projects I've used JS Frameworks like Backbone.js and AngularJS. I have big experience in creating mobile applications based on Ionic Framework. I am good in both HTML5 and CSS3. I've been working on Responsive and Flexible layouts. I have been working with much count of databases including relational, document oriented, graph databases. For example: MySQL, PostgreSQL, MongoDB, Neo4j etc. I pay great attention to provide regular communication with my customers being online as long as possible every day. While I work on a project my main task is providing great fast flexible software and make my client be happy with the results.

    $44.44 /hr
    1,962 hours
    4.50
  2. Anatoliy V.

    Anatoliy V. Agency Contractor

    Full Stack Web Developer

    Ukraine - Last active: 2 days ago - Tests: 8 - Portfolio: 7

    I have consistent experience of 6+ years in Web Development. And overall experience with Internet and PC more than 20 years. My first site I've created 15 years ago. I have following knowledges & experience: Front End development: • Pure HTML & CSS responsive design coding (using media queries, etc.) • Coding responsive HTML layouts using frameworks Zubr Foundation and Twitter Bootstrap • Using popular components: sliders, carousels, etc. Possible to make modification in design and in workflow. • Pure JavaScript coding (Vanilla JS), and coding using jQuery, jQuery UI. • Coding jQuery plugins (multi-instance and accessible by element after init) • RegEx, Ajax, JSON, XML. Back End development: • PHP coding • Wordpress: plugins, templates, experience with coding themes for Theme Forest • MySql, PostgreSQL, Sqlite databases • HTTP protocol - requests, responses, headers, codes, mimes • Laravel Framework, Kohana Framework, Codeigniter Framework • Prestashop, Joomla (templates), Magenta (templates) • Experience with custom hand-made CMSs • Developing RESTful Web Services API (XML, JSON) • Composer and Packagist for project package dependencies • Experience with popular social networks API (Google, Youtube, Twitter, Facebook, Vimeo, Instagram, Vine) • Knowledges in different payment system APIs (Paypal, Stripe, Fastspring, Webmoney, Yandex Money, LiqPay) Additionally I have experience in following: • Linux based OS server administration • Apache, Nginx, SFTP, PHP-FPM secure virtual hosts server configuration • Photoshop - experienced user • Android Java applications development (some basic knowledges, several app developed, just to enlarge my scope, not my main area) • Delphi development for Windows (some experience, but was long ago, not my main area)

    Groups: Coding Champs

    Associated with: AZELAB

    $23.00 /hr
    2,296 hours
    4.98
  3. Sergei K.

    ASP.NET MVC backend/frontend, WebApi expert

    Belarus - Last active: 13 days ago - Tests: 3

    • 6+ years of experience in commercial software development • Pro in ASP.NET stack: MVC, WebApi, EF, MS SQL Server, Azure, SignalR • Highly motivated, goal oriented • Fluent English, elementary German, great communication skills • Oriented for a long-term commitments

    $27.78 /hr
    3,812 hours
    0.00
  4. Natalya I.

    Natalya I.

    Frontend developer. HTML5, CSS3, Twitter Bootstrap

    Ukraine - Last active: 2 days ago - Tests: 3

    I'm a junior front end developer. I have experience in HTML/HTML5, CSS/CSS3, Twitter Bootstrap and responsive design. I did a few simple PSD to HTML and CSS conversion for local small company. I like to write clean and responsive HTML and CSS code. Also I like Twitter Bootstrap - it let write less code and keep it cleaner. I'm looking for a position of a frontend developer on some interesting project.

    $5.56 /hr
    1,256 hours
    4.87
  5. Milos S.

    Milos S.

    Web developer

    Serbia - Last active: 1 month ago - Tests: 9 - Portfolio: 2

    Over last 5 years I have developed a lot of interesting projects mainly using PHP in combination with MySQL or PostgreSQL database on backend and JavaScript (jQuery or Vue.js) in combination with Twitter Bootstrap for frontend. I prefer using Laravel PHP framework for writing testable and maintainable PHP applications that often include some interesting features like live notifications, background queue jobs, payment gateways etc. I always write PSR2 compliant code and usually use PHPUnit for unit testing and Behat for functional testing.

    $40.00 /hr
    1,090 hours
    5.00
  6. Kostia B.

    Kostia B.

    Python developer

    Ukraine - Last active: 24 days ago - Tests: 4

    Over the last 5 years I've studied Computer Science at Kyiv National Taras Shevchenko University. During this time I took part in a final and a semifinal of All-Ukrainian Student ACM Olympiad, two finals of All-Ukrainian Programming Contest (one of them I won). Worked as an outsourcer for one German company for one year. My obligations were to develop XQuery/XPath scripts for a big framework, based on Web-Harvest. Also I have prepared a number of presentations for talks on scientific and introductory Python.

    $22.22 /hr
    3,312 hours
    5.00
  7. 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
  8. Vladimir I.

    Vladimir I.

    Python Web Developer

    Bulgaria - Last active: 1 day ago - Tests: 6 - Portfolio: 4

    Last 14 years I'm developing various python based web and desktop applications. I have experience with: Zope, Plone, Django, Turbogears, Pylons, Pyramid, SQLAlchemy, wxPython, PyQt, Scrapy, Google App Engine, Reportlab, Ruby On Rails, YUI, jQuery, dojo, backbone.js/marionette.js, angular.js

    $33.33 /hr
    3,074 hours
    5.00