IT & Networking Administrators

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  1. Daniel Guillermo Bareiro

    Daniel Guillermo Bareiro

    GNU/Linux and Unix system administrator

    Argentina - Last active: 20 hours ago - Tests: 2 - Portfolio: 2

    I manage and use free/open source software and GNU/Linux (most experienced Debian) since 2000. I have also participated in numerous conventions related to these themes (some of them as speaker) and collaborating with the discovery of bugs in applications for contribute with the community. Specialties: Networks and operating systems security, monitoring technologies. Advanced knowledge of GNU/Linux environments and virtualization platforms. LANs, WANs, VPNs, Firewalls, TCP/IP. Description of services: ---------------------------------- Servers: ====== Installations, configurations and maintenance plans for servers running GNU/Linux or free BSD operating systems range. * Planning, installation and configuration of GNU/Linux systems as both free and open source systems. * Installation, configuration and maintenance of servers of BSD range: FreeBSD and OpenBSD. * Print servers. * Mail servers with spam and virus filters. * Proxy servers. * Fax servers. * Corporate instant messaging servers. * Install and configure DNS servers. Procedures for domain management. * Management servers for uninterruptible power supplies. * Web servers (Apache, PHP, MySQL and PostgreSQL). * Database servers (MySQL and PostgreSQL). * DHCP servers. Networks and Infrastructure: ===================== Installation, maintenance and failure analysis of networks. High-availability systems, mass storage, remote backup, and monitoring equipment and services. * Installation and maintenance. * Firewalls. * VPNs. * DMZs. * RAID, SAN and NAS systems. * Implementation of VoIP telephony systems. * Virtualization systems (for production systems, development and testing). * Remote backup systems. * Monitoring systems. * Control, preventive analysis and resolution of faults in networks. * Installing and configuring high availability clusters. Consultancy: ========== My main goal is to provide a work environment based on trust, integrity and transparency, in order to become your strategic partner to help you realize your projects. My experience in the field of free/open source technologies allows me to offer a wide range of consulting services for your business, which include audit and analysis of systems, applications and networks, migration to free and open source systems, and systems integration, among others. * Migrating to free and open source systems. * Network analysis. * Security analysis. * Configuring applications. * Systems integration.

    $36.67 /hr
    38 hours
    4.92
  2. Jimmie Butler

    Jimmie Butler

    Meteor Developer

    United States - Last active: 2 days ago - Tests: 2 - Portfolio: 3

    I develop Meteor applications for web and mobile and have released several packages to atmosphere. Meteor's current ecosystem and technology stack is extremely good at the moment and will only continue to improve, making it the best option for building high quality user experiences for multiple platforms at this time. Currently I'm working with a start-up focused on providing analytic and student feedback to school lunch providers, but I am available.

    $50.00 /hr
    373 hours
    4.86
  3. Ofir Vaknin

    Ofir Vaknin

    Business & Data Analyst (Data Storyteller)

    Israel - Last active: 20 hours ago - Tests: 1

    Areas of Expertise * Collecting, controlling and analyzing complex data sets, in support of senior management and internal customers. * Developing, maintaining databases and corresponding Dashboards. * KPI development, implementation and controlling. * Performing process analysis in liaison with end-users. * Design, develop and implement share point based systems Excellent proficiency in: data analysis, data visualization, data mining, systems analysis, process design, database design and implantation, data warehousing systems, training development. BA Management & Logistics - Bar Ilan University, Israel

    $40.00 /hr
    783 hours
    5.00
  4. kashif Ayub

    kashif Ayub

    Experience in .Net Desktop App, ASP, PHP,DBMS

    Pakistan - Last active: 20 hours ago - Tests: 1 - Portfolio: 7

    I am well experienced in .net desktop application development and equally like to develop web application. My last experiences are based on desktop application development and Database analysis application. I have served in couple of organizations earlier and had great experience in desktop development and client relationship building. Client satisfaction is key to success in my thoughts and what I have proved during my project online. Being honest and straightforward with my client is the only reason why I am getting repetitive work from clients and repetitive good feed-backs. :)

    $10.00 /hr
    0 hours
    5.00
  5. Vasily S.

    Vasily S.

    Project Manager with development and system administration skills

    Russia - Last active: 12/11/2010 - Tests: 4 - Portfolio: 3

    I'm IT geek and from 2004 I developed a huge amount of various software products and services. Most of all I'm experienced in Product and Project Management, Ruby and Ruby on Rails development and Linux administration. If you need a man to solve tough technical or architectural problems you are welcome.

    $50.00 /hr
    14 hours
    5.00
  6. Dmitry Gorlov

    Dmitry Gorlov

    Linux Admin / Oracle certified professional

    Russia - Last active: 20 hours ago - Tests: 11 - Portfolio: 1

    Under construction... I start my IT career since 1992 using FoxBase by IBM-compatible 286AT computer. Today my phone have more powerfull CPU :-) In Linux from 1997, begun from Redhat 6.0 In Oracle from 2003, begun from 8.1.7 10g OCP Certified in 2007. Microsoft MCP in 2007. http://krasitel.blogspot.com

    $20.00 /hr
    392 hours
    5.00
  7. Himanshu Bhattacharya

    Himanshu Bhattacharya

    Take pride in my work

    India - Last active: 20 hours ago - Portfolio: 3

    Dedication, speed and honesty . These words have defined me. Secured position in top 1% developers club in elance. I am a software engineer , who is doing dedicated work in this field from last 4+ years.

    $16.67 /hr
    455 hours
    4.80