Ruby Rails Freelancers

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Anton L.

Anton L. Agency Contractor

PHP / Python / NodeJS / Ruby

Russia - Tests: 5 - Portfolio: 3

I'm full stack web developer with more than 6 years of experience in a wide range of web application development, like social networks, SOAP and REST services, mobile applications, stores, portals and other. I prefer to use PHP, MySQL, JavaScript, HTML, CSS in my work. I also like to use a variety of technologies and solutions in projects, like Drupal, Yii, NodeJS, Titanium and etc. I'm also a certified PHP5 developer with a great experience as a Senior Drupal developer. I have had experience with HTML5, CSS3, Bootstrap, AJAX, jQuery, Wordpress, Codeigniter, Git, Apache, nginx, Java, Python and etc. I have an Engineer's degree in a Computer Science, which helped me to expand my horizons and show me all the different technologies and how they can magically interact with each other.

$35.00 /hr
8,849 hours

Nick R

Ruby / Web Scraping

Russia - Tests: 1 - Portfolio: 3

1. Webscraping/parsing/data extraction I've scraped thousands of sites in my life. Prefer Ruby (Mechanize, Nokogiri, etc). 2. Web automation in Ruby i can help if you want to interact with your old legacy ASP webapp, if you want to find products in shops and complete purchases automatically, etc

$23.33 /hr
2,750 hours

Nguyen Duy T.

Nguyen Duy T.

Magento Certified Developer Plus | PHP Technical/Team leader | Ruby

Vietnam - Tests: 4 - Portfolio: 9

I have developed a wide range of websites using HMTL, XHTML, 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 am also seeking opportunities to customize your websites from exist product like Magento, Wordpress or website built from scratch using framework like CodeIgniter, Symfony2 or RubyOnRails I also have many competitive experiences in the following areas: Design patterns, SQL, Ajax, Javascript, OOP, VCS, CSS, Linux & LAMP stack and software design and testing. My website : http://invisiblezero.net/ My Magento certified developer plus : http://www.magentocommerce.com/certification/directory/dev/200621/ My LinkedIn page : http://lnkd.in/b5RQmQt

Groups: Magento Certified Developers

$33.33 /hr
315 hours

Dev S. Agency Contractor

Php, Ruby, wordpress, Zend, cakePHP, mysql guru with AJAX experience

India - Tests: 2 - Portfolio: 13

Provide Technology Solutions :: Provide Best Service :: Available for support all the time. Technical expertise with several years of programming based on my master and bachelor degree in Computer Science. Appreciated for technical expertise, project management and communication.

$10.00 /hr
2,962 hours

Andrey E.

Andrey E.

Web Developer (NodeJS, Javascript, Redis) | Problem solver

Russia - Tests: 5 - Portfolio: 16

I’m software developer with over 7 years of commercial experience with a passion for technology, science and all things web-related. I have worked on broad range of projects and worn many hats. Over the years I did backend and frontend web development, set up webservers, designed and tuned databases, created single page applications and embeddable javascript widgets, implemented game logic and automated websites. My skills and experiences include PHP, Javascript (ES6, ES7, promises, generators, async await), CoffeeScript, Java, Node.js, PhantomJS/SlimerJS, LUA, Laravel/Lumen frameworks, Express, HTML5, CSS3, LESS, Bootstrap Framework, MySQL, MongoDB, Redis, Memcached, SocketIO, Websockets, REST, working with 3rd party APIs, GIT, Apache, Nginx, AWS, OpenShift, IBM Bluemix, Linux, Software Design Patterns and SOLID principles. Currently I enjoy working with Node.js/Javascript. I love solving challenging problems and my strong mathematical background allows me to think outside the box and see the big picture. I’m currently freelancing while I pursue new opportunities and can be reached through this profile.

Groups: Coding Champs

$50.00 /hr
304 hours

Wallace Ferreira

Wallace Ferreira

Software Analyst/Developer

Brazil - Tests: 10 - Portfolio: 2

Hello, my name is Wallace. I've been working with software development for over 9 years. I acquired a lot of experience developing applications using Visual Basic, C/C++, PHP and Java. My expertise is analyzing and developing Desktop and Web Applications such as: + Crawlers/Web Crawlers - Collecting and storing data from sites, documents, videos, photos, social media sites, classified ads sites, etc. + Web Data Scrappers - Extracting, parsing, filtering and storing relevant data from web pages to readable and manageable formats like Excel, CSV, HTML, etc. + Bots and Automation scripts - Extracting and making business decisions out of data from documents like PDFs, Excel, CSV, XML, TXT, etc. - Sending email reports automatically - Auto filling forms - Price comparison apps - Event notifiers + Data conversion/transformation - Transforming/Converting data between formats for import/export in different applications. - Feed generation - Report construction + API development/integration - Adding support for third parts services - Creating interfaces for communication between systems. I have developed dozens of applications for a wide range of application domains including: - E-Commerce sites (like Amazon.com, Walmart.com, ToysRus.com, etc) - Financial market - Market research groups - Medical related groups - Shipping companies - And several other personal applications. Some formats I have expertise in are: - JSON - XML - SQL - CSV - PDF - TXT - HTML - XSL - XSLX - And others Acting as an analyst and developer, I gained experience with modeling relational databases and SQL, with a focus on MySQL DBMS. Since 2009, I have been working for a company that develops software for the financial market - EconoInfo (http://www.econoinfo.com.br). In 2012, I graduated in Computer Science at the Pontifical Catholic University of Minas Gerais - PUC Minas. Over the past four years, I specialized in Java development, especially Java EE 6.0, focusing on technologies EJB, JPA, JSF, JMS and JCR. Acting as an analyst and developer, I gained experience with modeling relational databases and SQL, with a focus on MySQL DBMS. As a developer in charge of creating the EconoInfo website's interface, I also specialized in Servlets, HTML, JavaScript and CSS.

$33.33 /hr
1,289 hours

Wing Yee Chan

Wing Yee Chan

Ruby Chan

Hong Kong - Tests: 4

I am a Hong Kong student studying in Hong Kong University of Science and Technology - School of business and Management. I am a native Chinese speaker and fluent in Simplified / Traditional Chinese and English. I am good at Chinese writing, and I am capable of translating English to Chinese. Apart from language skills, as I study business at university, I have good knowledge in various areas including management, marketing, finance, accounting, information systems.. etc. Other interests and strengths include photography and photo editing.

$7.00 /hr
131 hours

Rizwan Hamid

Rizwan Hamid Agency Contractor

Java, Ruby and JavaScript Wizard

Pakistan - Tests: 4 - Portfolio: 3

With over 10 years of dynamic experience in the IT industry in roles such as software development, system analysis, system design and architecture, project management etc. I am looking to further refine my skills and put them to use in an enabling environment where I can effectively contribute to the organisation’s growth. I have developed a wide range of websites using JEE, Apache CXF, Jboss Rest Easy, Servlets, Struts, Spring, Hibernate, JAX-WS (Web Services), Jasper Reports, JFree Charts, Ext js, Adobe Flex 3. RoR 1.8 and MySQL. Other then this i have experience of Desktop apps development in JAVA an Android. I am extremely motivated, hard working and experienced professional of Computer Science.I have a motto that what so ever the corporation I will be working with I would bring a focus on quality in that system.

$25.00 /hr
1,908 hours