Top Upwork Freelancers

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  1. Rodney Caston

    Rodney Caston Agency Contractor

    Systems Engineer

    United States - Tests: 3

    I have over fifteen years experience in linux systems administration and development, having managed large environments composed of many thousands of systems. I believe I bring with me a valuable perspective on how to provide solutions for efficiently managing extremely large, and distributed environments without scaling headcount. Some of my accomplishments include having built site reliability/network operations centers from the ground up, from the development of the fault and performance management systems to the management of the staff. I have built up and administered large scale email infrastructures which would send and receive millions of emails daily. I have managed datacenter migration projects consisting of thousands of servers running live services. I have extensive experience in the online gaming industry, focusing on adminsitration, server engineering, and DevOps. I have even worked in a creative capacity as a writer and creative designer in the past, having co-created the MegaTokyo™ intellectual properties. Given the variety of roles I've had in my career, I consider myself a jack-of-all-trades. What I enjoy most is being able to provide value to the organizations that I am able to support, regardless of what role that places me in at the time. Specialties: Amazon Web Services, Apache, Backtrack 5, Bind/DNS, Cacti, Chef, Cloud, Drupal, Elasticsearch, Ganglia, Glusterfs, HAProxy, Heartbeat, Kibana, LDirectord, Linux (Ubuntu, Debian, Redhat, CentOS, Kali), Logstash, Memcache, Metasploit, Monit, MongoDB, MRTG, Munin, MySQL Server, Nagios, Netcool, Nginx, Offensive Security, OpenVAS, OpenVPN, OSSEC, OSX, Penetration Testing, Postfix, PowerDNS, Puppet, Ruby, RRDTool, SAN, Samba, Sendmail, Shell Scripting, Splunk, Squid, Syslog, SMTP, SNMP, SSL, Squid, TCP/IP, VMWare, Windows, and Xen.

    Associated with: Caston Consulting LLC

    $91.11 /hr
    1,634 hours
    0.00
  2. Nidhal ELABED

    Nidhal ELABED Agency Contractor

    ASP.NET MVC,WPF,WCF & Android Developer

    France - Tests: 5 - Portfolio: 9

    During my studies I gained a strong knowledge of several areas of science and computer with a solid two-year preparatory class (Mathematics-Physics), and then I joined the National School of Computer Science, where I invested my passion for computer and new technologies and I gained new acquaintances on design and development of computer applications. I am actually an ASP .NET MVC developper in CodersCloud company where I have participated in development and design of severals products and projects. Over the 2 last years, I have developed a variety of application for many small society using Microsoft tools :WPF,C#,VB,.Net,LINQ TO SQL ,SQL Server .Besides I developed many Android Applications using the geolocation of Google (google Map),the REST webservice ,MySQl and Oracle DataBases. My basic skills is the management of a development project management applications and mobile applications stocks Android, and I'm looking for opportunities to build applications in these fields for you or your company.

    Associated with: Zmonka Agency

    $20.00 /hr
    36 hours
    0.00
  3. Dimple J.

    Dimple J. Agency Contractor

    Java,GWT,J2EE,Android,HTML5,GAE,SenchaTouch Web Programmer

    India - Tests: 2 - Portfolio: 2

    I have worked on a number of programming projects over the last 4 years ranging from full website development to small programming jobs like building independent widgets in GWT, modifying the design of websites, finding quicker ways to load the sites. I am always willing to learn technology in faster manner. I am also well in terms with CSS, OOPS, testing, GIT, SubVersioning tools and few more.

    Associated with: Webashlar-J

    $16.67 /hr
    368 hours
    0.00
  4. Ernad Hodzic

    Ernad Hodzic

    IT Administrator

    Serbia - Tests: 2

    New on odesk but not new in developing application, solving problems, deep understanding how things works and how things have to be done... And many more!

    $3.33 /hr
    0 hours
    0.00
  5. Vladimir R.

    Vladimir R.

    Veni, vidi, vici!

    Moldova - Tests: 3 - Portfolio: 1

    My objective is to establish a long term relations with one or more clients, performing as high skilled and pleasant to deal with person. Have more than 4 years experience in an international company as team leader developer in web projects.

    $14.44 /hr
    0 hours
    0.00