Top Upwork Freelancers

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  1. Miguel G.

    Miguel G.

    Expert Spring Java Developer

    Portugal - Last active: 1 day ago - Tests: 4

    I have 7+ years of Spring Java development. Experience in large projects. Integration of different systems like Asterisk, Hylafax, SMS gateways, Zimbra. MySQL, PostgreSQ. Use of ESB, BRMS and BPM tools, like Apache Camel, Drools and jBPM. DevOp profile. Expert in system design, including multiple OS, database, JVM, and security protocol involved.

    $30.00 /hr
    1,574 hours
    4.59
  2. Raymond Villanueva

    Raymond Villanueva

    Customer Service/Chat/Email Support Specialist

    Philippines - Last active: 10 days ago - Tests: 2 - Portfolio: 1

    -Have worked as a Customer Service Representative for 3 years (handled UK and Australian accounts) -Became a top agent for 2 consecutive months for an Australian Telco account -Hand-picked to be part of the pioneer batch for an Australian electricity account, became a level 2 CSR and handled complex issues and escalations -Have done back-end works such as account activations and sales verifications which included data entries in spreadsheets and system tools. -Proficient in using Deskpro, Magento and Volo.

    $6.67 /hr
    2,317 hours
    5.00
  3. Serg K.

    Serg K.

    PHP/MySql/Ajax Wordpress, Laravel, Yii Framework, XHTML/CSS programmer

    Ukraine - Last active: 1 day ago - Tests: 2

    I am an energetic, dynamic, single-minded web-developer with a solid grounding in different programming areas. I posses 5 years experience working on high-traffic sites for large organizations. I work well on my own initiatives, consistently demonstrating the high levels of motivation and dedication that are required to meet multiple deadlines. Even in significantly pressurised situations I possess the strength and ability to perform effectively Expert in: - PHP (OOP) - MySQL skills - CMS - Wordpress, Prestashop - PHP frameworks - Laravel, CodeIgniter, Yii framework, cakePHP - Expert Javascript and JS frameworks - AngularJS, NodeJS, jQuery, jQuery UI - HTML5/ CSS3 + responsive design (Twitter bootstrap 3) - Subversion, Git, SVN, Linux terminal

    $22.22 /hr
    2,426 hours
    5.00
  4. Zhong W.

    Zhong W.

    Perl hacker and Voip Expert

    China - Last active: 1 day ago - Tests: 5

    I have more than 8 years working experience of voip industry. i am proficient in Asterisk, Freeswitch, Kamailio,Fusionpbx, A2Billing, Freepbx,Freeside and Linux Administrator. And i have planned and built dozen multi-tenant carrier pbx. i have been always supporting two muti-tenant carrier pbx systems based thirdlane and FusionPBX which both have more than 500 concurrent calls and 3000 registrations extensions. I am able to coding with C/C++, Perl, PHP, shell, sql and other programming language. And I have done sucessfully about 30 jobs about voip system on upwork . I am steady, honest and hard-working. I am fond of innovation and pursuiting new techonologies.

    $27.78 /hr
    2,521 hours
    4.72
  5. Muzammil H.

    Muzammil H.

    Expert iPhone / iPad / Android / Web Developer

    Pakistan - Last active: 6 days ago - Tests: 2 - Portfolio: 17

    I have an ability to shape a project from conception to completion.I am an enthusiastic and professional Software Engineer, who enjoys being part of, as well as leading, a successful and productive team. I am quick to grasp new ideas and concepts, and to develop innovative and creative solutions to problems. I am able to work well on my own initiative and can demonstrate the high levels of motivation required to meet the tightest of deadlines. Even under significant pressure, I possess a strong ability to perform effectively. I am now looking to build on my extensive range of technical skills within a suitably challenging role. I am keen to achieve further professional development.

    Groups: BoonEx

    $35.00 /hr
    1,545 hours
    4.78
  6. Marek Malevic

    Marek Malevic

    Software Architect (Java, SQL)

    Czech Republic - Last active: 1 day ago - Tests: 11 - Portfolio: 1

    IT specialist experienced in software analysis and implementation of performance improvements, databases development, implementation of information & reporting systems. Developer of server, desktop and web applications, experienced in both Linux and Windows server environments. Worked for 7 years as Senior Technical Consultant for an international company (Infor) and participated in many international projects. Since 2012 a Bottleneck Team Lead in an international team responsible for software analysis and implementation of performance improvements on various platforms (mostly C/C++, Java & DBs). Since 2013 a member of a team that develops Amazon Elastic Compute Cloud (EC2) management web service used by a company with 5000+ employers, Amazon WebServices (Java API) expert.

    $40.00 /hr
    7,224 hours
    4.99
  7. Deepak Aggarwal

    Deepak Aggarwal

    Sr. Software Developer(.Net) | Automated Tester | L2 Support Engineer

    India - Last active: 1 day ago - Tests: 2

    To work as much hard as I can for the organization I am working and become one of the efficient Member of the team as soon as Possible. My highlights include: > Got TOP RATED Tag provided by Odesk recently > More than 3700+ hours work experience on Odesk > 5 star rating from all Odesk clients till now. > Three Years experience of working remotely with big IT organizations such as Devfactory, gteam, Versata , Zendesk support etc > Maintained a high level of client satisfaction > Good experience of using atlassian products like JIRA, confluence etc > More then five year experience of dot net development including Desktop and web application, API development, window services, API development, MVC application, DNN, Javascript, Jquery, Angular js etc > Good experience of Database Management (SQL Server) > Good experience of working as support agent (Zendesk ticketing system, JIRA ticketing System, Mantis etc) > Good experience of Automated testing using tools such as Testcomplete, TestExecute, Junit, bash scripting etc > Third party tool integeration with dot net apps(Chart, go data Reporting, red controls, payment gateways etc).

    $15.00 /hr
    3,834 hours
    5.00
  8. Menua G.

    Menua G.

    Web developer

    Russia - Last active: 2 days ago - Tests: 2

    In recent years, I have been using tools from programming for solving various fundamental scientific problems pertaining to my research, and for realizing non-academic IT projects directed at various sectors of industry. Programming and computer technologies are main tools in my field of work. What I like most in programming is that, it is quite useful asset which allows you to bring new ideas to life. It is a very exciting to see something, that did not exist previously, created by you in the world. I have quite a lot of experience both in web and in scientific programming more about me : Favorite Web framework - meteor Favorite language for web and mobile apps - js Favorite tools for scientific programming - python, c++ and Fortran glued by python Favorite os - arch anything else? Favorite car - tesla Model S, and I don't have one :(

    $36.99 /hr
    1,399 hours
    4.12
  9. YEN CHONG HOCK

    YEN CHONG HOCK

    Expert Video Production Developer with Streaming & Editor

    Singapore - Last active: 2 days ago - Tests: 8 - Portfolio: 10

    Dear I'm a Video Production developer and I'm very interested in your job post. I've more than 8 years Video Product development Experience. My Github Account : https://github.com/vstreaming1982 My Development Skill 1. Service Programming ✮ C/C++, Java, Perl, Shell Script 2. Web Development ✮ PHP, ASPX, Ruby 3. Application & Mobile Development ✮ C#, XCode, Flash Action Script 3 4. Technology ✮ Video Encoding / Decoding ✮ Video Streaming Protocol (HLS, RTMP, RTSP, RTP) ✮ Server Cloud ✮ OpenGL ✮ ffmpeg. libvlc, H264 And I am available to chat by email or Skype. I hope work with you. Please check my skill. Yen

    $50.00 /hr
    1,766 hours
    4.95
  10. M Jewel

    M Jewel

    Lead Generation,Web Research,Data Entry,M Excel,VA

    Bangladesh - Last active: 5 days ago - Tests: 1 - Portfolio: 12

    Are you seeking a self starter, highly motivated, overachiever & efficient freelancer? Then look no further because you have found him you need! I am expert in Microsoft Office applications. I am professional Virtual Assistant, data entry and web researcher with experience of 6-10 years. Accuracy is my first priority. I believe in hard work and honesty because both these improves your skills and knowledge and trust of peoples. I believe that your hard works always rewards you. I have build our knowledge and experience in administrative support and data management tasks. My expertise are in Data Entry, Web Researching, Linkedin contact searching and PDF Conversion and many more but these are my main fields of work. I can handle work pressures very well and develop positive working relationships with my Clients.. Thanks

    $10.00 /hr
    2,281 hours
    4.80