Top Upwork Freelancers

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  1. Hyusein Hyuseinov

    Hyusein Hyuseinov

    Software Quality Assurance Tester

    Bulgaria - Last active: 4 days ago - Tests: 4

    Software QA tester with full system development lifecycle experience, including designing and development of test plans and test cases. Qualifications include four years of software testing and test automation experience and one year and half software development experience. Backed by strong credentials including computer science degree, Microsoft certification; Advanced command of agile methodologies, monitoring tools and various testing suites.

    $16.67 /hr
    444 hours
    0.00
  2. Alexis Baroody

    Alexis Baroody

    Programmer

    United States - Last active: 9 days ago

    • Been professionally programming for 11 years • Experience with C/C++, Java, Javascript, Ruby, SQL • Managed and programmed projects that included building games, research, data collection • Rubymotion and iOS development expertise • Worked on Rails and Javascript web projects • Published iOS apps including the game Meteor Mishap (itunes.apple.com/app/id993002012)

    $45.00 /hr
    54 hours
    0.00
  3. Gregory Antrim

    Gregory Antrim

    Web Developer

    United States - Last active: 15 days ago - Tests: 6

    I am an intelligent hard working developer with programming knowledge of C++, C#, Java, and Visual Basic. I have several years experience with front end design including experience with HTML5, CSS, jQuery,Zurb Foundation and Twitter Bootstrap. I also have enterprise level experience with various front-end and backend javascript based technologies including NodeJS, AngularJS, SailsJS

    $20.00 /hr
    10 hours
    0.00
  4. Mohamed Ben Mansour

    Mohamed Ben Mansour

    Business Intelligence Engineer

    Tunisia - Last active: 2 days ago - Tests: 1 - Portfolio: 2

    I have been hired as BI/ETL engineer in Orange Tunisia since August 2013. During this period, I had the opportunity to participate in the following projects: - Implementation of Business Intelligence system for mobile operators - Migration of Talend Open Studio to Enterprise Data Integration 5.1.2 - Migration of Talend Enterprise Data Integration 5.1.2 to 5.3.2 - Back-office processing Optimization and Implementation of generic templates. Skills: -Talend Enterprise Endition (5.3.1) -Oracle (10g/11g) -QlikView

    $15.00 /hr
    400 hours
    0.00
  5. Krisel Aimee Mercado

    Krisel Aimee Mercado

    Software Developer / Web Developer (LAMP Stack)

    Philippines - Last active: 1 day ago - Tests: 2 - Portfolio: 2

    - Worked in an Agile environment, - Designed and deployed ERP reporting for the construction industry from SQL queries to graphing - Experience with MySQL database development and Transact SQL statements - Experience with Linux/ Unix Administration and Development - Hands on web development experience in front-end and/or back-end - Hands on coding experience using JQuery, JavaScript, HTML and CSS - Hands on coding experience in PHP - Familiarity with responsive web design implementation - Comfortable in Object Oriented Programming (OOP) practices and use of design patterns - Well versed in cross–browser compatibility - Skilled at debugging web pages - Highly comfortable working within a LAMP stack - Experience working with SOAP and REST APIs - Excellent written and verbal English

    $15.00 /hr
    264 hours
    0.00
  6. Dimitar S

    Dimitar S

    System architect

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

    My 7 years of professional experience are spent working on database design, data integration, object oriented solutions, ORM and database performance tuning in the ERP area. I have great experience developing apps with Python and Delphi. I have very strong skills with the relational database technology, specifically MS SQL SERVER 2005, IBM INFORMIX 11, MySQL and Postgre.

    $20.00 /hr
    1,143 hours
    0.00
  7. GABRIEL MEDRANO

    GABRIEL MEDRANO

    VMware Systems Engineer

    United States - Last active: 1 day ago

    • Design and administration of VMware vSphere 4 & 5 Enterprise Plus hosting 1000+ Linux and Windows virtual machines on hosts across multiple sites • Design and configure VMware vSphere 5 components such as High Availability (HA), Distributed Resource Scheduler (DRS), vMotion, Distributed Virtual Switch (DVS), Host Profiles, Storage I/O Control (SIOC) and Network I/O Control (NIOC) • Design and administration of Lab Manager 4.x to support 400+ virtual machines • Understanding of SAN architecture and implementation as it relates to virtualization (NetApp, IBM XIV, EMC Clariion and VMAX) • Design and Administration of 25+ HP C7000 blade chassis, Virtual Connect Flex-10 configuration in support of Linux, Windows, and VMware blades • Citrix XenApp 5 & 6.5 (Windows 2003/2008) administration hosting 90+ applications utilizing Web Interface , Netscaler, and SQL datastore backend for internal and external customers • Design and Administration of Citrix XenDesktop 5.5 integrated with XenApp, Netscaler, and Access Gateway • Citrix farm consolidation and decommission • Create and manage Active Directory and Group Policy Objects to include DNS • All manners of Windows 2003 and 2008 Windows Server administration • Produce processes and procedures for system administration • Troubleshoot and resolve utilizing analytical skill set amongst a distributed and complex environment to include DNS, Firewall, Active Directory, SMTP, TCP/IP, and various network related issues • Excellent communications skills and rapport with fellow teammates. Ability to work as a team or independently

    $88.89 /hr
    132 hours
    0.00
  8. Jasmine Garcia

    Jasmine Garcia

    Customer Service Rep.

    Belize - Last active: 7 hours ago - Tests: 2

    I am a dedicated worker, always punctual with good oral communication skills. I'm also a speedy typist. I'm able to work with very minimal supervision. My internet connection is very fast and reliable, I also work with a headset that has noise cancellation. Customer Satisfaction is my top priority. I am available to handle other related tasks so my skills are not limited. My urge to learn and develop more skills makes me a flexible and highly motivated freelancer .

    $5.60 /hr
    2,391 hours
    0.00
  9. Panayotis Tsiamis

    Panayotis Tsiamis

    Senior Systems and Software Engineer

    Greece - Last active: 5 days ago - Tests: 7 - Portfolio: 14

    Systems and Services Engineer, with 12+ years of working experience. Interested in researching, administrating, debugging, tuning and developing platforms running on UNIX like Operating Systems. Able to troubleshoot, identify and solve problems in software, network or kernel layer. Always willing to learn and experiment new technologies for creating high availliability platforms, that could described as "state of the art" or "cutting edge" technology. Specialties: • Unix Like Operating Systems Specialist (Solaris / Linux ). • TCP/IP Network technology • Very deep level of knowledge on Machines hardware and OS Kernels internals. • Troubleshoot/Tune/Debug; System Services, Operating Systems • Mail Services Expert, Qmail-Ldap Specialist. • Network: Cacti/MRTG, Nagios, Cisco Netflow • Databases: PostgreSQL / MySQL / Oracle / LDAP. • Programming: Perl, Ansi C, bash, awk, sed, php etc • Internet Services: mail, http, radius, ftp, ssh, irc etc.

    $30.00 /hr
    412 hours
    0.00
  10. Vitaliy Tyunisov

    Vitaliy Tyunisov

    .Net Solutions Developer

    Ukraine - Last active: 1 day ago

    I am an innovative, highly technical software professional with more than 5 years of experience in C# and .NET. By far, I have been involved in many projects for high-profile clients. My additional skills include providing project architecture, data transferring, multithreading, ability to develop high-loaded web servers, and working with web load balancing. Successfully passed Microsoft certification: • Exam 70-515 TS: Web Applications Development with Microsoft .NET Framework 4 • Exam 70-516 TS: Accessing Data with Microsoft .NET Framework 4 • Exam 70-513 TS: Windows Communication Foundation Development with Microsoft .NET Framework 4 • Exam 70-519 Pro: Designing and Developing Web Applications Using Microsoft .NET Framework 4.0 • Exam 70-480 Pro: Programming in HTML5 with JavaScript and CSS3 • Exam 70-492: Upgrade your MCPD: Web Developer 4 to MCSD: Web Applications

    $12.00 /hr
    818 hours
    0.00