Top Upwork Freelancers

Clear all filters
  1. Romnick Leongson

    System and Network Administrator

    Philippines - Last active: 6 hours ago

    IT technical support officers are mainly responsible for the smooth running of computer systems and ensuring users get maximum benefits from them. Individual tasks vary depending on the size and structure of the organisation, but may include: *installing and configuring computer hardware operating systems and applications; *monitoring and maintaining computer systems and networks; *talking staff or clients through a series of actions, either face to face or over the telephone to help set up systems or resolve issues; *troubleshooting system and network problems and diagnosing and solving hardware or software faults; *replacing parts as required; *providing support, including procedural documentation and relevant reports; *following diagrams and written instructions to repair a fault or set up a system; *supporting the roll-out of new applications; *setting up new users' accounts and profiles and dealing with password issues; responding within agreed time limits to call-outs; *working continuously on a task until completion (or referral to third parties, if appropriate); *prioritising and managing many open cases at one time; *rapidly establishing a good working relationship with customers and other professionals, e.g., software developers; *testing and evaluating new technology; conducting electrical safety checks on computer equipment.

    $5.56 /hr
    1,773 hours
    0.00
  2. Wesam D.

    Developer

    Canada - Last active: 6 days ago - Tests: 1

    CMS: Drupal, Moodle, Typo3, Wordpress and Joomla Languages: C++, HTML5, CSS3, JavaScript, Ajax, JQuery, XML, ActionScript, PHP, Django, and Java Databases: MySql, PostgreSQL, Oracle and Microsoft SQL Software: Microsoft Office, Flash, Photoshop, Dreamweaver, Audacity, WebEx and GoToTraining Servers: Apache2, Nginx, Tomcat, Windows/IIS, Adobe Connect, Adobe Media Server and Red5 Media server Team Management: JIRA and Teamwork Operating Systems: Windows, Linux and Mac Cloud Computing: Amazon EC2, S3, and RDS. Eucalyptus and VMware vSphere.

    $33.33 /hr
    387 hours
    0.00
  3. Ivan Drondov

    Full stack web developer

    Ukraine - Last active: 11 days ago - Tests: 1

    My preferred stack is: - nodeJS, mongoDB, github. - css3 / scss / bootstrap 3. - Javascript / JQuery / Angular. - bower, grunt, karma, yeoman etc. My web experience includes: Server side: PHP, Node.js Client side: Javascript, jQuery, AngularJS, D3.js, AJAX Databases: MySQL, MongoDB, SQLite, Redis Software Content Management: Git, Github, Bitbucket, Heroku, JIRA Also I had experience with following languages: C/C++, Delphi

    $5.00 /hr
    21 hours
    1.80
  4. Kumar S.

    Experienced and certified uCMDB/ServiceNow Consultant

    Denmark - Last active: 21 days ago - Tests: 1

    I have experience from more than 5 complete ServiceNow implementation projects primarily in Denmark and and also in northern europe. Working as a consultant in Copenhagen, Denmark for last 6.5 years and total experience of 10 years in IT Service Management space. Experience of full cycle Project and portfolio management implementation apart from standard processes like Incident, problem, change, etc Certified ServiceNow system admin and HP certified CMDB specialist. Bachelors of engineering in Computer Science (4 years)

    $83.33 /hr
    19 hours
    0.00
  5. Manpreet Narang

    Linux and Windows System Administartor

    India - Last active: 12 days ago - Tests: 4

    MCA qualified Computer Professional associated with IT field for around 9 Years, with a Technical Edge of being a MCSE, CCNA and RHCT certified, having 8+ years of experience on server level. I have over 8 years of experience in server administration and web site hosting. I have worked as the web support team lead with a web hosting and web development company for 8 years, thus got the chance to work on different kind of platforms. I have hands-on experience in Different OS platforms like Windows Server 2003, 2008, 2008 R2, 2012, Ubuntu, CentOS, Fedora, Redhat etc. I have worked on various application servers like IIS, SQL Server, Exchange Server, Active Directory Server, CRM Server, Sharepoint Server, DNS, Mail Enable, Smartermail, Icewarp merak, Apache, Mysql, Sendmail, Postfix, Bind, LAMP etc. I have worked on various Website hosting control panels including Cpanel, WHM, Plesk, Directadmin, zpanel and other web hosting companies panels. I have worked with all major hosting provider around like Godaddy, Rackspace, Hostgator, Linode, Amazon AWS, Bluehost, IXwebhosting, Mediatemple, Lunarpages, Softlayer, Heroku, 1&1, Bigrock, hostmonster etc. I also provide support and management for the Amazon Web Services environment. I have experience in setting up and managing simple and complex environment using AWS services including Amazon EC2, Amazon RDS, Amazon S3, Amazon Route 53, Amazon SES, Elastic load balancing, Amazon EBS, Amazon Cloudwatch etc. I can help you manage your AWS infrastructure and optimizing your running costs.

    $15.00 /hr
    56 hours
    0.00
  6. Ganga M.

    Expert Java/J2EE/Grails/Atlassian/Composite Developer

    India - Last active: 1 day ago

    • Certified SCJP,SCWCD Developer • Has 9 years of experience in Java/J2EE/Groovy/Grails software Design, Development.Worked extensively on Altassian products (Jira, Confluence, Bamboo and fisheye/Crucible) Developing and Enhancing Altassian Product plugins. • Worked In major JIRA, confluence, fisheye and bamboo upgrades • Have Good knowledge on Agile Software Development life cycle and Tools (JIRA) involved in this. (Certified Scrum master) • Working in Sonar and its plugins to integrate to different applications( java, PHP etc., ) • Good Working Knowledge in Composite ETL tool. • Good Working knowledge in TDD, application release and deployment cycles. • Good working Knowledge in Nexus Repository Management. • Developed/enhanced 20-30 altassian products plugins. • Good working knowledge in OSGI based applications.

    $15.00 /hr
    34 hours
    0.00
  7. Saúl G.

    Saúl G. Agency Contractor

    Engineer - Web Developer

    Mexico - Last active: 4 days ago - Tests: 4 - Portfolio: 3

    Web developer, Ruby on Rails, Javascript, Postgresql, Git, Bootstrap, CCS. Working as Front-End Developer.

    Associated with: CLQ on Rails

    $22.22 /hr
    784 hours
    0.00
  8. Natalie Navrozky

    Natalie Navrozky Agency Contractor

    Analyst, Project Manager

    Russia - Last active: 8 days ago - Tests: 1 - Portfolio: 5

    Business Analytics, Preliminary Analytics, Requirement Development and Management, Requirement Specification, Wireframing, Use Cases, Useability, UML Diagrams, User Guides, Project Management

    Associated with: OmDev, BeetSoft Agency

    $24.46 /hr
    111 hours
    0.00