Top Upwork Freelancers

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  1. Aamir A.

    Aamir A.

    Expert - Dotnet - Android - IOS - Ruby - PHP

    United States - Last active: 3 days ago - Tests: 5 - Portfolio: 14

    During these 11 years, I have developed a wide range of websites, mobile apps and Desktop applications using, ASP.Net(C#) , VB6 ,Classic ASP, Chromecast SDK, Google SDK, Kentico, ALFRESCO, hadoop, Python, Ruby on Rails, Rails, vb.net, and SQL Server. I also have experience in the following areas: MVC, Silverlight, Angularjs, WCF, WPF, LINQ, Ajax, OOPs, Java, J2EE Technologies (JSF/JSP/Spring/JPA/EJB3/JMS)Web Services and software design and testing. I am proficient in Java, J2EE, MVC Frameworks -Struts, Spring, Hibernate and Tapestry, soap, sas, JSF, EJB, My SQL Server, Postgres, XML/ XHTML, XSLT, SOAP, Webservices, Google Maps, Ajax, JQuery, Tomcat, JBoss, Weblogic servers, Moodle, moodle 2.5, moodle 2.6, Goo* Google Apps Script, Google App Engine, Google Scriptdb, Google Big Query, & Google Drive API My key working areas are Web, Mobile application development, Desktop applications, Enterprise applications, Social Networking, Real Estate, Web Services and API development. I am seeking opportunities to build websites from the ground up for you or your business. In my work I always use design patterns, many of web-applications, which I have developed, were designed by me. I also can design databases very qualitatively and create elaborate SQL queries. Over the last 11 years, I have developed a wide range of websites and windows application using Java => J2EE Technologies => dotnet => JSF/JSP/Spring/JPA/EJB3/JMS => vb6 => Classic ASP ASP.Net(C#) => Kentico => FPGA => Matlabs => ALFRESCO => hadoop => Python => Ruby on Rails => Rails => vb.net => SQL Server. I also have experience in the following areas: => MVC => Silverlight => WCF => WPF => LINQ => Ajax, OOPs => Web Services and software design and testing. I am proficient in => Angularjs => Java, J2EE, MVC Frameworks -Struts, Spring, Hibernate and Tapestry, soap, sas, JSF, EJB => My SQL Server => Postgres => XML/ XHTML => XSLT => SOAP => Webservices => Google Maps => Ajax => JQuery => Tomcat => JBoss => Weblogic servers.

    $45.00 /hr
    2,591 hours
    3.09
  2. Aaron Contreras

    Aaron Contreras

    informatics engineering

    Venezuela - Last active: 1 day ago - Tests: 1

    I'm informatic engineer focus mainly in web development using HTML5, CSS3, Javascript, Jquery and bootstrap for the client side. I had been working in a project using .Net Framework, C# and SQLServer for the server side, furthermore, I had worked in other projects with PHP, YII framework and MySQL. I have no trouble on discuss what is the best for the work and learn what is needed for accomplish it. I’m looking for new challenges and new projects where I can improve myself and my skills and create usefull systems that help to improve the world. I have knowledge in UML, database modeling and system design.

    $5.00 /hr
    610 hours
    0.00
  3. Dani L.

    Dani L.

    Expert C# Designer/Developer - Web, Mobile Apps and Client/Server

    United Kingdom - Last active: 2 days ago - Tests: 17 - Portfolio: 6

    A C# and .NET Software Design/Development expert with a strong database, architecture, agile project/product management and business strategy background. In my 20 year career I have worked in practically every area of sodtware development and technical management. I am passionate about developing and desgning modern responsive websites and apps that deliver great experiences on any device. Software that people like to use. I weite about technology in the post-PC era at http://beyondthepc.co.uk/ If you need to get the solution right the first time, and if you value dependability, prompt communication, great language, communication, analytical and technical skills we will probably enjoy working with each other. I am also a highly skilled web developer who is passionate about creating brilliant web sites, web apps, and web services, using modern web technologies and responsive web techniques, delivering great user experiences on any device. I have more than 14 years professional software industry experience, chiefly with creating Windows Client/Server applications as well as web projects using both Microsoft and open-source stacks for all kinds of customers. I also have extensive experience managing projects, products and teams of 1-25+ developers and testers using Agile methodologies. My previous role as a board-level director provided valuable insights into business and product strategy. So what am I doing on oDesk? In short, I have a need to work from home for family reasons, and I wanted to refocus my career back towards software design and development rather than management. I have put in a lot of effort to refresh my programming skills and learning the latest technologies. I am looking for any opportunities to help with small-to-medium projects that would benefit from the diversity and depth of my industry experience, in a freelance or consultant capacity. Key skills Languages: C#, Java, JavaScript, PHP, Python, C/C++ Platforms: Windows Client and Server, Windows 8 Apps, Windows Phone, Android Frameworks: .NET Framework, Windows Runtime, Entifty Framework, ADO.NET, Xamarin, PhoneGap Presentation: WPF, XAML, WinJS Windows Forms, Win32 API Database: SQL Server incl. Clustering, Replication, Fault-tolerance, Mysql, SQLite, MongoDB, Azure Tables Web Back-end: ASP.NET MVC, ASP.NET Web API, ASP.NET Web Forms, SignalR, OData, WCF Web Client: HTML5, CSS3, LESS, TypeScript, AJAX, Web Sockets / COMET, jquery, knockout.js, backbone.js Web Servers: IIS, OWIN, Linux/BSD, Apache, nginx, lighttpd, Windows Azure Web Applications: Wordpress Version Control: Git, Team Foundation Server, Subversion Additional skills include: * Unit testing and TDD with various testing and mocking frameworks * Azure management and configuration, Azure Storage Services, Azure SQL, Azure Web Sites, Azure Mobile Services development, Azure VM role * Windows and Linux server and network administration, Hyper-V and VMWare virtualization management. * JSON / XML / XPath / XSLT * Web service and API creation and consumption using WCF, SOAP and HTTP REST. * Wordpress theme and plugin development. * Expert understanding of Socket programming for Client and Server, HTTP protocol, DNS, DNS-SD (ZeroConf/Bonjour), SSDP, UPNP/DLNA - OAuth authentication, RSS and Atom syndication I have experience of the following areas Team lead, Project manager, Scrum master, UI/UX designer, Product manager/business analyst, QA Lead/Test Manager, Data Architect/Enterprise Architect, DBA, Deployment Manager. I would also be interested in mentoring or coaching developers and development teams to improve Agile development processes, coding and architecture standards.

    $40.00 /hr
    10 hours
    0.00
  4. Tan Fan

    Expert FPGA/ASIC design engineer, PERL developer

    China - Last active: 3 months ago - Tests: 5

    Proficient with script languages such as Perl and Tcl,very familiar with regular expression and text processing, using them in daily work. hardware design, proficient with VerilogHDL and systemverilog have many FPGA and ASIC design experience, familar with Altera and Xilinx FPGA.

    $22.22 /hr
    0 hours
    5.00
  5. Vadim Polulyakh

    Vadim Polulyakh

    Software Developer

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

    I am an experienced engineer who has participated in different projects. Served as guidelines and purely engineering positions that helped me get a diverse experience. I am have a clear understanding of the general principles of development of software systems, as well as the ability to explore and use something new. I have strong experience with C++, Java and Ruby technology stacks.

    $25.00 /hr
    0 hours
    0.00
  6. Mauricio Herrera

    Mauricio Herrera

    Sr Software Engineer

    Venezuela - Last active: 13 days ago - Tests: 2

    I am a software developer with more than 5 years of experience. I worked with HTML5, Javascript, angular, Rest Service, Hibernate, Java, Jboss, Apache and databases like Oracle, MySql, postgres and SQLServer. I am Oracle Certified Professional, Java SE 6 Programmer and want to get certified as Scrum Master soon. My last work was Senior Software Engineer and management a development team in a project to Philippines. Strengths: - Task oriented - Considering the opinions of others - Motivating, persuading and relating with people - Attention to details - Delegating tasks - Decision making & Problem Solving - Seeing different points of view - Proposing ideas

    $16.67 /hr
    0 hours
    0.00
  7. Duan Nguyen

    Duan Nguyen

    Expert iOS Developer

    Vietnam - Last active: 1 month ago - Tests: 1 - Portfolio: 2

    Hi, I'm an iOS developer with 4+ years of experience. I can develop most effective and reliable iOS solution for your project. After some years, I had chances to work on great projects and get helpful experiences. I am seeking opportunities to build applications for you or your business.I’ll be also happy to apply all these skills to develop most outstanding app for your project.

    $8.00 /hr
    0 hours
    0.00