Top Upwork Freelancers

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  1. Sherwin D.

    Sherwin D.

    VoIP Expert / IP-PBX Specialist / Asterisk Ninja

    Philippines - Tests: 4 - Portfolio: 17

    Over 12 years hands-on experience. i have a great knowledge on VoIP Hardware and Applications from open source softswitches, MultiTenant PBX and predictive dialers (Asterisk, Freepbx, FusionPBX, BlueBox, Thirdlane, FreeSwitch, A2Billing, Elastix, Trixbox, Vicidial, GoAutoDial, etc), to licensed softswitches (Voipswitch, Nextone, Voicemaster, PortaOne, Mera, etc) and other VoIP gateways. I have at least currently total of 500 IP-PBX server deployments and also do provide VoIP termination services. I work as a part-time consultant for a number of VoIP companies in the Philippines. I have a broad knowledge about networking and wireless. this includes routers, firewalls, access points and VSAT. I also do hardware/software troubleshooting and web designing (joomla and wordpress) and basic programming (php, html and perl) I am confident that i can deliver any work satisfaction guaranteed

    $33.33 /hr
    2,182 hours
    4.99
  2. Alan Orduño

    Alan Orduño

    PHP & vBulletin Expert

    Mexico - Tests: 5

    Great skills on web development... Back-end: - Object-Oriented Programming. - Design Patterns. - MVC. - Databases. Front End: - Responsive Web Design. Also, excellent skills at vBulletin as ex-core developer (see my employment history at Internet Brands). - Install/upgrades. - Plugins/mods. - Customization. Well-known Technologies: - PHP - MySQL - Javascript - CSS - HTML/XHTML

    $40.00 /hr
    656 hours
    4.95
  3. Sanjeev C.

    Sanjeev C.

    Expert PHP Developer

    India - Tests: 6 - Portfolio: 20

    I consider myself a self-starter, highly motivated, focused, and determined to succeed. I have total 8 years of experience in programming in PHP, Yii, Google Map, Cakephp2.3, jQuery, MySql, SOAP, REST API, Amazon MWS, Payment Gateway, Amazon seller central and facebook, I'm a problem solver and strive to deliver the most effective solution at the highest level of standards. I have professional knowledge and extensive practical experience in MySQL and PHP and also have strong AJAX/jQuery skills. My primary objective is to serve people by providing quality services. In PHP I will play a master role from development to project management and with help of my expertise in jQuery, CSS and XHTML. I'll focus PHP, PHP5, cake php, mysql, jquery, google map and XHTML sites.

    $20.00 /hr
    368 hours
    4.95
  4. Bogdan Ribic

    Bogdan Ribic

    Software and Web Development

    Serbia - Tests: 8 - Portfolio: 1

    I am an experienced programmer and web designer, with skills in many popular and classic programming languages and technologies. I've been writing code since mid-eighties starting with ZX Spectrum via Amiga to modern PCs, in languages from Z80 assembler to C++/Java. I take pride in my work, I catch on quickly, love what I do and will always go the extra mile to get the job done well. Skills: My skill set is predominantly in code-writing and related areas. Programming languages: - C/C++, PHP, Java, Javascript, Delphi, C# and to an extent VB.NET. Also classic languages like Fortran and VB6. - Web Design and related: ”classic” web design, AJAX, twitter bootstrap, xhtml, excellent knowledge of jQuery and related libraries, backbone.js, javascript-based unit testing. - Software Engineering: Familiar with agile test driven development, UML, Refactoring, Extreme programming, able to organize the code for easy readability and expandability. Personally subscribe to “clean code” school of programming by Robert Martin (aka Uncle Bob). I am familiar with Scrum, Kanban, Atlassian JIRA and related methodologies. - Databases: General and advanced SQL, excellent knowledge of MySQL including replication, table partitionning and schema optimization. Also PostgreSQL, sqlite and desktop based database engines like MS Jet engine and Borland BDE. - System administration: Intermediate linux / windows sysadmin skills, good knowledge of Apache web server administration, mod_rewrite. Education: Junior college, informatics divison in Novi Sad, Serbia (Visa poslovna skola, odsek informatika) Two years of mechanical engineering faculty in Novi Sad (FTN, masinski odsek), dropped out. High school of mechanical engineering in Novi Becej. Work History: In the beginning I worked as freelancer on small projects in various languages or via freelancer sites. After I established my skill set I went for more permanent employment. I worked for thinking stone (creators of mod_security) on a php bug tracker but project was abandoned and (after they were acquired by breach.com) on mod_security itself - C programming of apache modules, tricky implementation of Aho-Corasick parallel string-matching algorithm in pure C. Later I worked for nsolve, a UK based small software company making software for phone answering services, work involved C++ programming using Borland C++ Builder. Worked several years for Beano Publish from Florida as PHP developer,. Worked involved billing and payment processing via NetBilling and related reports, frontend and backend functionality about profile matching. There was also work for small UK e-publishing firm, involving Java server-side programming with custom Java web framework, using MyBatis, Apache Velocity and a host of other frameworks, notable section was AJAX-based epub-reader. Worked on crowdcut.com, clone of groupon.com in backend and frontend areas, reports and shop configuration. Developed lead optimization and delivery system leadwrench.com from scratch for clients from California. System is able to track and deliver leads (basically HTML form submission) to a configurable list of tartget sites, after processing to format expected by those sites, re-deliver if one of the sites rejects etc. Worked for Swedish company ABC Gruppen (formerly estate europe) on web-based order configuration system, an engine for enforcing rules about the order (A must go with B but cannot go with C, or else D goes for free). System includes identical implementation of same rules engine in frontend and backend (javascript and PHP), and editor for configuring the rules in admin section. Interests: Current affairs, history of Europe, psychology, cognitive science, robotics, exciting new technologies like nanotechnology & genetic engineering... and sci-fi, of course. Other: Member of Mensa since 2004.

    $30.00 /hr
    3,283 hours
    4.65
  5. ahmed dghaies

    ahmed dghaies

    Joomla and Wordpress Developer

    Tunisia - Tests: 13 - Portfolio: 12

    Joomla & Wordpress Developer,Reliable and professional and able to make you more satisfied than you can expect. Over the last 5 years, I have developed a wide range of websites using HTML, DHTML, PHP, and MySQL including sites for startup companies and small businesses using Joomla,Wordpress and Drupal. 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 also have some experience in the following areas: SQL, Ajax, OOP,Java application development,Web Scraping,PSD to HTML,Bootstrap, Mobile development using Titanium SDK and J2EE application development (JSF,PRIMEFACES,HIBERNATE and SPRING)

    Groups: Bluehost Developers and Designers, JomSocial

    $20.00 /hr
    991 hours
    4.64
  6. Muhammad bilal H.

    Muhammad bilal H.

    Certified Message Broke / MQ / J2EE / SOA Integration Developer

    Pakistan - Tests: 2 - Portfolio: 1

    Certified Websphere Message Broker, MQ, JAVA, JEE Consultant with have around 8 years of hands on Middleware Integration Desing and development experience. Excellent working knowledge of designing and developing high performance middleware integration services using different integration technologies; i.e. IBM Websphere Message Broker v7, v8, IBM Integration Bus v9, Message Queue (MQ), Business Process Manager, Business Monitor, Web Services etc. in SOA environment, Expertise: IBM WebSphere Message Broker v7 and v8, IBM Integration Bus (V9), IBM WebSphere MQ 7.0 and MQ 7.5, Business Process Manager, Business Monitor, Servlet, JSP Struts1.x, Struts2, Spring, Hibernate, Web Services, JSTL, XML, Tomcat, MySQL, IBM informix, IBM DB2, Postgres SQL,JBoss Seam, Excellent UI development skills using HTML, CSS Java Script Jquery, YUI, XHTM, I believe in top quality work. and I am here to provide top quality services to my clients.

    Groups: Oracle Certified Professionals

    $28.00 /hr
    830 hours
    4.87
  7. Sweety Sadaria

    Sweety Sadaria

    CodeIgniter | Laravel | yii | advanced PHP | Wordpress | HTML5 | CSS3

    India - Tests: 7 - Portfolio: 16

    I hold graduation degree of Masters in Computer Applications. I have 3years experience in php/mysql. I have developed many custom CMSes, CRMs, ecommerce systems, portals, reservation systems, learning systems etc. I would love to use my skills to benefit my clients. I also have experience in developing browser extensions and addons for firefox, chrome, safari and internet explorer. My skills and experience in : -> PHP, Mysql, Codeigniter, Laravel, YII, Wordpress, Cakephp, Symfony -> javascript, jQuery, JSON, Ajax, XML -> Backbone.js, Mustache, ICanHaz.js, Underscore.js, Angular.js, Require.js. -> HTML5, CSS3, LESS, SASS, SCSS, bootstrap, zurb foundation. -> Git, SVN, Mercurial My main objective is to provide supreme quality of services with minimum time. Please contact me with your project requirements. I would be more than happy to help you.

    Groups: Bluehost Developers and Designers, concrete5...

    $15.00 /hr
    1,856 hours
    4.51
  8. Dharmesh P.

    Dharmesh P.

    Official Odoo(OpenERP) Partner - ERP Solution Expert

    India - Tests: 2 - Portfolio: 8

    With over 8+ years of experience in Odoo(OpenERP) and having worked for 900+ hours on oDesk, I offer Odoo(OpenERP) Development, Customization, Integration, Migration, Implementation as well as Maintenance and Support. I also conduct Odoo ERP Functional as well as Technical Training. I can deliver cost-effective, high quality and user-friendly open source solutions catering to your business needs.

    Groups: Application Developers Alliance

    $20.00 /hr
    961 hours
    4.98
  9. Ivan S.

    Ivan S.

    Senior PHP/Zend/Phalcon Dev with HTML/CSS/JavaScript/jQuery experience

    Ukraine - Tests: 9 - Portfolio: 11

    I have almost 10 years of web-development and database administration experiences for various kinds of applications. I have extensive experience in database optimization. I focus on PHP, JS, MySQL, MongoDB. Over 9 years of IT working experiences with a proven background of technical problem solving. A self-motivated, reliable, responsible, and team player with a set of very strong technical skills. * Zend / Kohana Frameworks * Database design * Optimizing database performance * Ensuring security in the database * Ensuring the integrity of databases I have 8 years experience developing web based applications using PHP, Javascript, html and css.You can be assured of the quality of work and the usability. I participated in the creation of high-load systems (Hundreds of queries per second). I'll be glad to help you. Best regards, Ivan.

    $33.33 /hr
    4,937 hours
    5.00
  10. John Alex Carlos

    John Alex Carlos

    PHP/MySQL/Joomla/Wordpress/HTML/CSS

    Philippines - Tests: 4 - Portfolio: 12

    I have 3+ years of web development experience. During these years I have handled many different types of web projects and provided service to clients from Australia, USA and UK. Most of my projects are complete end to end web development. I specialize in PHP, MySQL, HTML and CSS. I also have expertise in Joomla and Wordpress. I have worked with APIs for Payment Gateways, Social Integrations (fb, twitter, instagram and google), Mass Email Solutions(Mailchimp, Aweber), webmastertools (Google and Bing), Google earth etc. My interest lies in developing scalable internet based software solutions and building mission-critical and innovative web applications.

    $13.33 /hr
    4,315 hours
    4.90