Network & System Administrators

More options
Clear all filters
  1. Ajay K.

    Ajay K. Agency Contractor

    Wordpress | WP Engine | Joomla | Graphics | Web Security

    India - Last active: 2 days ago - Tests: 6 - Portfolio: 18

    I synthesize experience, training and a graphic eye to deliver stunning web experiences for the end-user. I tackle the end-to-end problem: template design thru integration and deployment. Skills: PHP/mySQL. Technologies: Joomla, WP, ZenCart, Oscommerce, Drupal, Magento. SEO/SEM Manager: I am a qualified creative and non-fiction writer ranging from the most creative pro's to how-to articles. I can easily create content for your site, blog to increase your SEO and /or submit articles to a slew of online directories. Expert in rising up your business by promoting it through all the ethical techniques not limited up to On Page SEO, Off Page SEO and Link Building. Good Practical hand over the Google Adsense, Facebook Ad's, E-Mail Marketing Campaign, Newsletter Services like Constant Contact, Mail Chip and custom scripts. We are looking for the opportunity to provide you the wow experience every time. Technical Skills: PHP/MYSQL, Joomla, Wordpress, OsCommerce, Web Security, Malware and Malicious Code Removal

    Associated with: Quinji

    $14.00 /hr
    1,618 hours
    5.00
  2. Diego Woitasen

    Diego Woitasen Agency Contractor

    DevOps, OpenStack, Linux and Open Source

    Argentina - Last active: 5 days ago - Tests: 5 - Portfolio: 2

    I’m an engineer focused on: DevOps Engineering OpenStack Linux and Open Source. I have more than 10 years of experience working with Linux and Open Source, providing solutions for small, medium and big companies. My specialties are: * Automation, Orchestration: Chef, Saltstack, Puppet. * Cloud and virtualization solutions: OpenStack, AWS, RackSpace, Digital Ocean. * Coding: Python, Ruby, C, C++, PHP, Perl * High Availability. * Load Balance. * Scalability. * Network services, I love challenges, new environments and help to my clients to make their life easier. Get more information about me here: http://www.woitasen.com.ar

    Associated with: flugel.it

    $55.56 /hr
    1,652 hours
    4.85
  3. Alexey R

    Alexey R Agency Contractor

    Atlassian Expert, 12 years experience

    Poland - Last active: 7 days ago - Tests: 3 - Portfolio: 8

    Senior / leading level of projects management and tasks delivery. Deep understanding not only Atlassian products, but also how they can be used in different situation / businesses. Top speaker at Atlassian conferences / meetups, participant of Atlassian contests. Consulting from software development processes optimization to Jira add-on development. __________________________________________________ 1. Atlassian products support: Jira, Confluence, Bamboo, Crowd, FishEye, Crucible 2. Add-ons development 3. Jira upgrades and migrations 4. Integration with outer systems 5. Staff Consultancy & training

    Associated with: Atlassian Experts, Java devs

    $43.30 /hr
    2,221 hours
    4.63
  4. Rensi A.

    Rensi A. Agency Contractor

    Msc. Informatica

    Bolivia - Last active: 1 month ago - Tests: 2 - Portfolio: 3

    Available to work on projects as a freelance / outsourcing. I have over 5 years experience in Web programing with PHP, postgresql, mysql, javascript, and jquery development, and I have over 5 years in administration of RedHat servers with RedHat RHEVM virtualization infrastructure HA, IP PBX administration Alcatel-Lucent OXE HA, PostgreSQL Data Bases, MySQL Data Bases, Windows Servers, HP Blade Systems and Storage HP Eva 4400 Systems with HA, and Juniper Firewalls HA in the electric power sector.

    Associated with: kplian

    $16.00 /hr
    1,576 hours
    5.00
  5. Jasmin S.

    Jasmin S. Agency Contractor

    Expert Wordress, Php, MySql etc. Developer

    India - Last active: 7 days ago - Tests: 7 - Portfolio: 3

    With 7+ years of experience as Web developer specializing in Designing and Development of Different high profile websites, I am a expert in web development. Main technologies I use in my projects are: PHP, MySql, Wordpress, Joomla, Magento etc. Out of all CMS wordpress is my favorite. I am expert at building websites from scratch using custom templates and extensions/plugins, or customizing existing templates and extensions/plugins. - Able to work under stress and with flexible specifications. - Fast learner. - Satisfaction of the client is my main direction - Significant experience building and maintaining front-end and back-end Web Services systems for high performance, availability, scalability - Website programming experience, particularly Hire me and I will try my 100% to make your dream software project to be a successful reality :)

    Groups: Bluehost Developers and Designers

    Associated with: IQWPS

    $25.00 /hr
    879 hours
    5.00
  6. Artyom Boyko

    Artyom Boyko Agency Contractor

    Python, Django and PHP developer

    Ukraine - Last active: 1 month ago - Tests: 5 - Portfolio: 1

    Technologies: - LAMP/LEMP stack of technologires - version control: Git - OOP/OOD - PHP 5 - MVC frameworks (Symfony2, Yii) - Drupal, Wordpress customization, plugin development - Python 2.7 - Web Frameworks (Flask, Django 1.7) - Test-driven development: unittest, nose, mock, fixtures, coverage, integration testing, selenium, casperjs - scrapy, high-performance scrapers - asynchronous networking (gevent, tornado) - NLP: nltk, scikit-learn - SQL - Front-end: jQuery, Bootstrap, CoffeeScript - Workflow: vagrant, vim, tmux, PEP 8, git flow - MySQL high-load (InnoDB/XtraDB), hot backup - REST API design and implementation - Sphinx, ElasticSearch (full-text search engine) - NoSQL: MongoDB, Redis, memcached - Various e-commerce/Social engine/API integrations - caching: memcached - messaging: gearman - Amazon S3 / Amazon EC2 - data mining, site scrappers, XML processing, text categorization - C development (epoll, sockets, curl, libevent, libmemcached, geoip, sqlite3, fastcgi, syslogd, POSIX threads, valgrind, c-ares, gdb). C99 - Experienced linux user and system administrator (apache, nginx, mysql, openvz, named, cron, rsync, ssh, proftpd) - OS: Ubuntu Server 12/13/14, CentOS 5/6/7 - IDE: emacs, vim, Sublime Text 2, PyCharm, PhpStorm - One time experience with: PostgreSQL, Red5, Java, QtWebKit, LibTorrent, ffmpeg/mencoder, Mobile Web, Flash, Delphi, Visual Studio C++, xvfb, Ruby, C#, Node.js, RabbitMQ Remote web developer with 8+ years of commercial experience. What started as a hobby, now became my lifestyle. I love technology and how it affects more and more people every day. My main interest is internet. Most of the software i make is working with local/global networks to help small/medium business. My goal is to make your business faster, easier to use and grow, to cut your costs. My biggest passion of the last years is to optimize websites and make them run faster. Make them consume less memory, make your databases be more efficient. I love MySQL and its complexity. I love to learn new technologies and learn new things every day. Supporter of open source software.

    Associated with: MadTeam

    $27.78 /hr
    850 hours
    4.98
  7. Jagannath Nikam

    Jagannath Nikam Agency Contractor

    Atlassian Tools Expert, Jira admin, Devops Engineer, Linux Admin

    India - Last active: 22 days ago - Tests: 2

    I have 8+ years of experience in software engineering, covering Configuration Management (CM), Build / Release Management, Process Automation and Script Development for which I have also been rewarded. Among major and recent accomplishments was conceptualization and implementation of an “END TO END” automation of Product Release process using "Continuous Integration" allowing “24 X 7 X 365” execution of build and test libraries at Ness Technologies. Most popular features were graded alert system and log management etc. The system empowered development and management by giving them real-time alerts on build/test breakages covering 1.5 GB code across 3 GIT repositories and compiling build metrics. I could thus be of particular value to you as an Atlassian product administrator, CI tool administrator, SVN/GIT administrator, Cloud Architect or DevOps Engineer. Technical Knowledge  Total Experience 8 years.  Operating systems UNIX and Linux .  Cloud Computing – Amazon AWS and Instacompute(TATA Communication).  Worked on complete Atlassian tools :- Jira, Confluence, Stash and Bamboo  Knowledge of source control management – SVN & GIT.  Knowledge of Build Utility tool – ANT.  Knowledge of Web servers like Apache and Nginx  Knowledge of Project Management tool – Maven.  Knowledge of Continuous Integration tools :- Hudson/Jenkins, Teamcity and Bamboo.  Scripting Languages : Bash and Python  System Automation : Puppet, Vagrant  Code quality tool - Sonar.  Performance Benchmark - Apache Benchmark/Jmeter.  Knowledge of Build and Release Cycle/process.  Knowledge of Agile practices.  Databases (Oracle, MySQL). Certifications • Received “Red Hat Certification” in Dec 2009. Certification No :- 805009915641018 • Received “ITIL (Information Technology Infrastructure Library) V3 Foundation Certification in 2011.

    Associated with: DevOpsTech Solutions Pvt. Ltd

    $35.00 /hr
    530 hours
    4.70
  8. Andriy Bilous

    Andriy Bilous Agency Contractor

    Windows Server, Exchange Server, Cisco, Vmware, AWS, Azure.

    Ukraine - Last active: 1 day ago - Tests: 6

    I am Network Engineer with 6 Year Experience. I have great skills in Network Planning, Designing and Implementation. I have extensive 8 Year Experience in Windows Server 2003, 2008, 2012 Managing and 3 Year Experience in Vmware Virtualization. OS: Windows Server - certified expert, FreeBSD Networking: Cisco 2960, 3560, 871, ASA 5505, Checkpoint VPN1 Edge, L-50 Mailing: Exchange Server, Lync Firewall and Proxy: Microsoft ISA/TMG, Squid Virtualization: Vmware Looking for the work in Networking, Windows Server, Exchange Server and Vmware areas

    Associated with: Rungell

    $20.00 /hr
    49 hours
    4.91
  9. Muhammad Akmal

    Muhammad Akmal Agency Contractor

    Cisco Certified Engineer CCNA&CCNP, System admin and Virtualization

    Pakistan - Last active: 7 hours ago - Tests: 7

    I am a Cisco Certified Network and Security Professional with more than 15 years experience in Managed Network and Security Services. I have expertise in routing, switching and Network Security across all industry leading vendors. My passion to deliver quality solutions has taken me to full-time freelancing, with a loyal clientele base spanning the globe. I am available around the clock and ready to provide expert assistance as and when my clients call and in their preferred time-zone. --- Cisco--- Cisco 1700 Cisco 2500 Cisco 2600 Cisco 3800 Cisco 7200 Cisco 800 Cisco 1800 Cisco 1900 Cisco 2800 Cisco 2900 Cisco 3900 Cisco RV Seriese WLC 5500 WLC 4400 WLC 2500 cisco aironet 1000 cisco aironet 1100 cisco aironet 1200 cisco aironet 1300 cisco aironet 1600 cisco aironet 2600 cisco aironet 3600 Cisco ASA 5500 Series Cisco AS 5300 Series Cisco AS 5400 Series Cisco PIX 500 Cisco Switch Catalyst 2960 Cisco Switch Catalyst 3560 Cisco Switch Catalyst 3750 Cisco Switch Catalyst 3850 Cisco Switch Catalyst 4500 Cisco Switch Catalyst 4900 Cisco Switch Catalyst 6500 Cisco 4900 4900M Series Cisco Nexus 5000 Series Cisco Nexus 7000 Series cisco Small Business 100 cisco Small Business 200 cisco Small Business 300 cisco Small Business 500 --- Juniper --- Juniper J Series ->Juniper SRX Series SRX100 SRX110 SRX210 SRX220 SRX240 SRX550 SRX650 SRX1400 SRX3400 SRX3600 SRX5400 SRX5600 SRX5800 ->SSG Series SSG5 SSG20 SSG140 SSG320M SSG350M SSG520M SSG550M --- HP --- HP 6600 HP 5820 HP 5800 HP 5500 HP 5100 HP 5120 HP 3800 HP 3600 HP 3500 HP 3100 HP 2620 HP 2530 HP 830 HP 1910 HP 1810 HP 1410 HP 1405 --- Sonicwall --- TZ 215 TZ 210 TZ 205 TZ 200 TZ 170 TZ 180 TZ 105 --- NetGear --- AC1900-Nighthawk Smart WiFi Router AC1750-Smart WiFi Router AC1600-Smart WiFi Router AC1450-Smart WiFi Router AC1200-Smart WiFi Router AC1200-WiFi Router N900-CENTRIA WiFi Storage Router N900-WiFi Router N750-WiFi Router N600-WiFi Router N300-Trek Travel Router and Range Extender N300-WiFi Router N450-WiFi Router N300-WiFi Router N150-WiFi Router --- Routers & Firewalls -- Vyatta Pfsense MikroTik D-Link Routers and Switches CehckPoint Cybercoam samsung ubigate routers Riverbed --- WatchGuard --- XTM 2 XTM 3 XTM 5 XTM 8 Firebox X1250e Firebox X750e Firebox X550e Firebox X55e/X55e-W Firebox Edge X20e/X20e-W Firebox Edge X10e/X10e-W Firebox X5500e Firebox X6500e Firebox X8500e --- fortigate --- Fortigate 30B Fortigate 30D Fortigate 50A Fortigate 50b Fortigate 60c Fortigate 60D Fortigate 100c Fortigate 100D Fortigate 150D Fortigate 300A Fortigate 300B Fortigate 300C Fortigate 300D Fortigate 1000A Fortigate 1000C Fortigate 1000D --- Dell --- Dell Smart Lan Dell 3500 Dell 7000 Dell N200 Dell 6200 Dell 5500 Dell S-Series Dell Z-Series Dell N400 Dell 8100 --- Zyxel--- Zywall USG Series Zywall P Series I also have good understanding and work experience of -Microsoft family of servers and clients operating systems -Cloud Service Providers • Aamazon Web Services • Azure • Rackspace • Linode -Backpup Products • Symantic Backup Exec -Open source VPN solutions • openVPN • openSWAN • strongSWAN • Logmein Hamahi • -Virtualization Solutions • Hyper-V • Vmware • Xen -RRM Tools • Kaseya • Labtech • AutoTask • Connectwise • ManageEngine • Catci • OpenNMS • Solarwinds • Nagios • WhatsUP Gold • PRTG • MRTG • Microsoft Visio Linux Distros • Redhat • Debian • Ubuntu • Centos • Fedora • clearOS • FreeBSD • MacOS

    Associated with: Aliado Inc Agency, Cloud Support Agency

    $33.33 /hr
    1,346 hours
    4.76
  10. Alexander Lytyuk

    Alexander Lytyuk Agency Contractor

    ASP.NET, C#, Rails, Python, Java, PHP, NodeJS, JavaScript Expert

    Russia - Last active: 7 hours ago - Tests: 12 - Portfolio: 1

    Experienced in .NET Framework / ASP.NET MVC / SQL Server / PHP / Zend Framework / Kohana / Yii / CodeIgniter / Ruby / Rails / Sinatra / Java / Scala / Vert.x / MySQL / PostgreSQL / Redis / MongoDB / SQLite / node.js / express.js / socket.io / CoffeeScript / Backbone.js / Angular.js / Require.js / Bootstrap / HTML5 / CSS3 / LESS / Javascript / JQuery / TDD / BDD / Git / Mercurial / SVN GitHub: https://github.com/realspolock https://github.com/intspirit BitBucket: https://bitbucket.org/realspolock https://bitbucket.org/intspirit

    Associated with: Intspirit

    $35.00 /hr
    3,822 hours
    4.99