Top Upwork Freelancers

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  1. Max Popov

    Max Popov

    Senior Software Engineer: Ruby on Rails, Ember.js/Angular.js, C#, PHP

    Russia - Last active: 1 month ago - Tests: 3 - Portfolio: 5

    Over the last 15 years I've developed a lot of projects, in Ruby on Rails, C++, C#/.NET, LAMP (PHP/MySQL, HTML/CSS, Ajax, JQuery). I have deep knowledge of both desktop applications and web development (back-end and front-end). Front-end: Bootstrap, Jquery, D3.js, Angular.js, Ember.js Also Coffeescript, SASS. Ruby on Rails: TDD and BDD: RSpec, Capybara, Cucumber Databases: MySQL, MongoDB, PostgresDB, SQLite PHP: Laravel 4, CodeIgniter, Zend, Symfony Shops: Virtuemart, Prestashop, Magento, Opencart. CMS: Drupal, Joomla, Wordpress, . API: Google, Amazon, Facebook, Twitter, and others. ASP.NET technologies: AjaxToolkit, ASP.NET 2.0, 3.5. Additional: HTML5 desktop applications (Chromium, HTMLayout), QT/C++, C#

    $27.78 /hr
    202 hours
    4.16
  2. Jonathon G.

    Jonathon G.

    Expert C/C++/Lua coder

    United States - Last active: 7 days ago - Portfolio: 3

    Hi-- My name is Jon. I am an expert in C, C++ and Lua. I specialize in video-game programming, artificial intelligence research and development, game-logic programming, graphics programming and data compression (to name a few). I am an efficient programmer who produces quality work on time. I exceed my clients' expectations and will do the same for you! If I can be of service then send me a PM and lets get the job done!

    $15.00 /hr
    535 hours
    5.00
  3. Raymond sid H.

    Raymond sid H.

    Expert Desktop Applications Developer

    Philippines - Last active: 17 days ago - Portfolio: 3

    Save your time and money, let me ease your processes for you. Let us remove manual computations, manual reports and time consuming methods . I will do the job right with quality. A brief intro of my self: Im a programmer with experience in Logistics, Freight, and has handled ERP Software for 4 years. I am tasked with different modules such as Inventory Management, Warehouse Management, Order Entry and Billing, Manufacturing, Product Engineer and Costing, mostly about Distribution Platform. At my spartime, I code as a hobby by trying to maintain private server rpg games such as Ragnarok, Cabal, Gunbound and more. I have several experience in Graphics Design, Computer Networking, Hardware, but mostly I focused on Software Engineering. Please feel free to ask questions regarding my portfolio.

    $22.22 /hr
    65 hours
    4.86
  4. Ivan S.

    Ivan S.

    web dev: Magento, Symfony2, OroCRM

    Ukraine - Last active: 2 days ago - Tests: 7 - Portfolio: 1

    A little bit outdated bio: Over the last 5 years, I have developed a wide range of websites using HMTL, xHTML, PHP, MySQL and variety of APIs such as Google Maps, Yandex Maps, Yahoo Answers, including sites for small businesses and individual customer needs. I am seeking opportunities to build simple and complex web systems from the ground up for you or your business.I also have some experience in the following areas: regular expressions, Geo-Informational Systems, SQL, Ajax, OOP, software design and testing.I have experience with few frameworks (ZendFramework, symfony, Codeigniter, Yii, Kohana), APIs (Google Maps, Yahoo answers, ebay, amazon), mysql and postgre databases, plain sql (can write queries without ORM engine, and can do it with them), worked with Doctrine and Propel.I'm also able to write data extractors with regular expressions, can setup lamp stack at my own.I'm sure that we can discuss your project and tasks to make decision acceptable by both parties.Feel free to contact me at any time.

    $25.00 /hr
    293 hours
    4.55
  5. Anthony B.

    Anthony B.

    Technical Support

    Philippines - Last active: 6 days ago - Tests: 5 - Portfolio: 2

    Its been 12 years, and yet active as technical resource and primary point of contact for server and network administration. I have successfully implemented and migrated Databases (postgres, mysql, MS Sql 2005 & 2008), Setup windows Server (2000NT, 2003, 2008, 2012), and Unix/Linux as System Administrator. And as network administrator constructed structured cabling, deployed and manages switches (L2), routers from small to corporate offices, firewall like SonicWall 5060 & NSA 5000 series, and Cisco ASA 5510/5505. I am also knowledgeable in developing Web design using Dreamweaver, Html, Php and MySql.

    $17.78 /hr
    16 hours
    5.00
  6. Serhii H.

    Serhii H.

    Linux system administraor

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

    Can consult for free, skype: goodhoster My blog: http://webnoob.info Linux system administrator with experience of server administration 9 years. Possesses self-discipline, responsibility and the ability to work with the minimum of supervision. Logical mind and solution to the problems of any complexity. A proven ability to administer and control the operation, configuration and maintenance of linux servers, as well as having an eye for detail and able to multi-task under pressure. Having experience of Shell/Bash script writing, XEN/KVM/OpenVZ virtualization. Can relate well with people at all levels and has the flexibility of working well as part of a team and on my own.

    $11.11 /hr
    49 hours
    5.00
  7. Alberto G.

    Alberto G.

    Software Engineer C/C++ Audio/Image Processing Computer Vision Expert

    Australia - Last active: 1 month ago - Tests: 7 - Portfolio: 10

    Computer Engineer well experienced in designing and coding software in C/C++ and Java. Several years of hands-on experience in developing complex technical and multimedia applications on Windows and Linux platforms with a specialization in the audio and image processing fields. Good knowledges of OOAD and UML for professional requirements gathering, analysis and prototyping, DSP, Computer Vision and data analysis/visualization. Familiar with web technologies such as HTML, CSS, Java EE (servlets, jsp).

    $50.00 /hr
    608 hours
    4.57
  8. Bharat D.

    Bharat D.

    Technical Rails/Sys Admin Specialist and Developer

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

    Always 5***** and I am 100% sure you’ll love working with me. More than 5.5+ years of experience as both a hands-on architect and a software engineer. Specializing in Ruby, Rails, Sys Admin, HTML5/CSS3, Bootstrap3, Responsive, AngularJS. SPECIALTIES: Ruby, Rails, Meteor, Node.js, JavaScript, AngularJS, HAML/SASS, HTML5, MongoDB, SQL, Solr, Git, SVN, Amazon Web Services, EC2, Nginx, Apache, Agile processes and methodology, RSpec, Cucumber, TDD, BDD. I have done Master Degree in Computer Science . I am a strong software engineer who is passionate about large-scale systems. I care about producing clean, elegant, maintainable, robust, well-tested code. Proficiency in the following skills and technologies: Coding: Ruby, Rails, Git, Make, Subversion, SQL, HTML, CSS, Javascript, Angular, Node, Backbone, Gulp, Grunt Operating systems: Unix, Red Hat (RH 5 to RHEL 6), Debian. Cloud: Rackspace, Heroku, AWS, DigitalOcean Web and Middle Services: Apache, Tomcat, Wordpress, Nginx, Unicorn, Passenger, Mogrel Databases: MongoDB, MySQL, PostgreSQL, SQLite, Redis. Email Services: Postfix, Sendmail, SpamAssassin. My Responsibilities: * Ruby coding * AWS Cloud management with hands on experience in EC2,S3,Cloudwatch,ELB,Autoscaling,RDS etc * System administrator for various flavours of Linux providing hosting support for applications, server setup and troubleshooting. * Tuning the platform software stack for achieving the most optimal performance. I am ready for Leading the team / Projects and Development. Contact me. Thanks

    $20.00 /hr
    2,439 hours
    5.00
  9. Anuj Shahi

    Anuj Shahi

    TOGAF 9 and Archimate 2.0 Certified Trainer

    India - Last active: 7 days ago - Tests: 5 - Portfolio: 4

    I am Enterprise Architect and TOGAF®9.1 and Archimate® 2.1 trainer. As part of this, am involved with guiding customers architecture and modelling using iServer EA tool. A professional with 25 years of overseas & indigenous experience in managing project & product operations encompassing Architecting, planning, analysis, design & core program coding, installations , implementation & testing for large & complex systems on varied platforms like IBM Mainframe, Tandem, UNIX in BFSI and Manufacturing Domain. I also posses live skills on Google Adwords. I manage all ads for my Togaf Training business using Adwords and maintaining a high Quality Score.

    $33.33 /hr
    11 hours
    5.00
  10. Pero Smiljkov

    Pero Smiljkov

    Pero Smiljkov

    Macedonia - Last active: 5 days ago - Tests: 12 - Portfolio: 5

    I have obtained almost 3 years of working experience of Java. During this time, I have mostly worked in J2ee (Jsp, Servlets, Hibernate, Spring, Primefaces, JSF, Jersey, Maven Libraries etc). In addition to this, I have been working on Android. I would like to effectively use my knowledge and programming skills in order to build challenging, interesting and efficient applications. No matter its a web-application or Mobile application. Moreover, learning a new language and getting start with a new technology was never a hurdle for me and it should be the case with every skillful Software Engineer. Hire me and I will prove you, that how good I am. In mobile application development across platform like Android. I have worked extensively in the following domains a. Location b. Custom UI elements c. Social Sites Integration like Twitter / Facebook / Instagram / Tencent / Tumblr d. Custom Maps e. Media Streaming f. Native Apps Integration like Contacts / Messaging etc. g. Push Notifications h. Webservice Integration with JSON / XML / Custom Data handling i. Encryption with the keys before sending / receiving data I am also eager to learn new technologies, I have the knowledge in working on JIRA / SVN / GIT tool for better tracking / maintaining code repositories. Provide me the opportunity and you will never look for any where. Thanks for visiting my profile. Best Regards

    $14.44 /hr
    90 hours
    4.28