Top Upwork Freelancers

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  1. Aleksey S.

    Aleksey S.

    Software Engineer

    Russia - Last active: 1 day ago - Tests: 10 - Portfolio: 3

    Over the last 5 years, I was involved in development of a wide range of software using Adobe Flex/AIR, Microsoft .Net, С++. My core competency lies in front-end web development via Adobe Flex and desktop application development via Adobe AIR, Microsoft .Net and C++. I have Master of Science in Applied Mathematics degree. I am am seeking opportunities to use my knowledge in real-world applications.

    $55.56 /hr
    3,905 hours
    4.94
  2. Dimitris Manikis

    Dimitris Manikis

    Software Architect

    Greece - Last active: 2 days ago - Tests: 1

    Software architect and solutions architect experienced in Enterprise Architecture, SOA, Telecoms, Machine Learning, Information Retrieval, Data Mining with focus to solutions based on open standards and open source software. Software Development experience since 1994. Last 10+ years working mainly with Java based technologies. Quick learner, self motivated, passionate about learning new technologies, have worked in a couple of start-ups from the ground up and in various areas of an enterprise such as architecture, software development, R&D, business development and project management.

    $55.56 /hr
    3,870 hours
    5.00
  3. Hiroshi Sugawara

    Hiroshi Sugawara

    Part timer

    Japan - Last active: 1 month ago - Tests: 3

    May. 2001- Oct. 2001 - Web programming and development (Java Servlet, Oracle) for an auction site - Curiocity Co., Ltd. (株式会社キュリオシティ http://web.archive.org/web/20041126051718/http://www.curio-city.com/help/ind_company.html ) 2002-2004, 2006-2007 - Teaching Assistant in Kogakuin University (工学院大学 http://www.kogakuin.ac.jp/) 2004-2006 - Web programming and development (Java Servlet, PHP, Perl, Oracle, MySQL, PostgreSQL) - Web Solutions Co., Ltd. (ウェブソリューションズ株式会社 http://web.archive.org/web/20070127031027/http://www.websolutions.co.jp/ ) 2007-2012 - some heavy physical work for construction of event site such festa and concert venue (Shinseikonpou Co., Ltd. (新成梱包株式会社 http://www.shinsei-group.co.jp/ ), Mash Co., Ltd. (株式会社マッシュ http://www.eventarbeit.com/company/profile/), Lineup Co., Ltd. (株式会社ラインナップ http://www.lineup-grp.jp/about/ ) ) 2013- The warehouse labor in SB Frameworks Co., Ltd. (SBフレームワークス http://www.sbfw.co.jp/info/profile/index.html) See also (Facebook) https://www.facebook.com/hiroshi.sugawara.505/about

    $16.67 /hr
    2,450 hours
    5.00
  4. Ezekiel Baniaga

    Ezekiel Baniaga

    Ezekiel Baniaga - Software Developer

    Philippines - Last active: 6 days ago - Tests: 4 - Portfolio: 3

    With 5 years experience in various areas of Software Development. Concentrated on different open source technologies to provide clients with a low cost but high quality end results. Below are my mastered technologies and platforms: Enterprise: Java, NetBeans Platform, EJB, JPA, JAX-RS, Hibernate, JBoss Application Server, Apache HTTP Server, Tomcat, Jetty Reporting: JasperReports using iReport. Database: PostgreSQL, MySQL, Sybase, JavaDB, HSQL Software bug-tracking and management tools: Subversion, CVS, Trac, Kenai

    $13.33 /hr
    3,826 hours
    4.94
  5. Antonio J.

    Antonio J.

    Senior .NET Developer and Project Manager

    Portugal - Last active: 8 days ago - Tests: 1 - Portfolio: 13

    I'm a seasoned Senior .NET Developer and Project Manager. I've been Developing Web Based Applications and Websites for the last 15 years, in both small and large companies. I'm proficient not only in several Development tools, but also in Database Design, Administration and Functional & Technical Analysis. In order to complement my technical skills I've also acquired Project Management skills, that help me plan, organize and control small and Large Development Projects. My Technical skills can deliver a job well done, I work on a daily basis in .NET, Jquery, BootStrap, Jquery, VB.NET, C#, Colfusion, SQL 2005/2008, Javascript, HTML, XML, XSL, XSLT, VB6, ASP and VB.NET. However I've also worked with PHP, MySql, Metatrader, VBScript, Access and several other technologies. The broad range of skills and technologies I've gathered in the past years, is the key to provide a very good work.

    $28.89 /hr
    1,817 hours
    5.00
  6. 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
  7. Chalitha Wickramathilaka

    Chalitha Wickramathilaka

    Senior Backend Programmer / Tech Lead

    Sri Lanka - Last active: 1 day ago - Tests: 2 - Portfolio: 15

    From almost 12 years I have been working with php based web applications. MVC, and Zend Framework 1/2 development environments. I have the same experience with java scripts /jQuery/extjs frameworks. I have more than 7 yrs experience on load balancing . Clustering , and replication over debian, centos and redhat systems. I use Oracle and mysql databases on most of my projects. As a code collaboration tool I am using Gforge with svn/git for my projects. also I have strong experience with iptv application such as tvguides, epg, music applications etc etc. I have been working on high loaded websites, application databases for my work. I have strong knowledge of optimizing web applications smooth run on a very high load. Also I have experience with hardware Visualization on VMware boxes. I have additional experience in ETL Jobs / Mysql clustering / Piranha / php heavy load balancing / caching nodes. Android / FB apps/ REDIS/VMware ESX configuration

    $33.33 /hr
    4,862 hours
    5.00
  8. Nikolay G.

    Nikolay G.

    Technical Lead (Java)

    Russia - Last active: 1 month ago - Tests: 8 - Portfolio: 2

    I'm an experienced Java programmer with solid principles in programming, architecture and code quality. I have a wide experience in Java-related technologies, so I can provide you high-level end product. I love to learn new technologies, frameworks etc, so research projects will be also interested for me. NOTE: If you are looking for bad quality, cheap, fast written code - do not distirb me, please. I'm not interested in working in a team which don't follow clean code, DRY and SOLID principles.

    $30.00 /hr
    1,037 hours
    4.86