Network & System Administrators

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Elijah Efimiev

Elijah Efimiev

Distributed systems Linux administrator

Russia - Tests: 6

Many years of extensive experience developing and optimizing scalable high-loaded load balancing redundant configurations on Linux and BSD. Deployment automation. Projects maintenance, including monitoring, backup and documentation. Developers and technical support cooperation. Last jobs: --- Cloudera Hadoop Distribution cluster deployment consisting of 6 servers --- creating scalable high-loaded servers infrastructure in AWS (EC2 and VPS), using Route 53, Elastic Load Balacers, Nginx, PHP-FPM, MySQL (replication), MongoDB (replication and sharding), Postfix, Zabbix, Puppet. --- high load optimization of 10-servers cluster: Nginx, Apache httpd, PHP-FPM, Drupal, MariaDB. --- 2 big projects using Apache, Perl, PHP, MySQL at MegaFon - the second largest mobile telecommunications company in Russia.

$20.00 /hr
1 hours

Walker Leite

Walker Leite

Linux System Administrator

Brazil - Tests: 2

Student of Computer Science, working with GNU/Linux since 2007. Expert in Debian/CentOS-Redhat web/database server installation and administration. Knowledge in PHP, HTML, CSS, javascript, Bash scripts, Perl, Mysql. Today, manages Cloud Amazon AWS EC2, RDS, Loadbalancer and Autoscaling services for Praiseweb (hosting provider), and their clients.

$15.00 /hr
13 hours

Ruben Souto Perez

Developer / Desarrollador

Spain - Tests: 1 - Portfolio: 3

I work as a programmer, analyst and consultant in a spanish software development company. I'm experienced working with the following development tools: - C/C++. - Delphi. - Visual Basic 6. - - Java. - Python. - PHP. - HTML. - CSS. - Javascript. - XML. - SOAP. - Sql Server. - PostgreSQL. - MySQL. - dBase. --------------------- Realizo funciones de programador, analista y consultor en una empresa de desarrollo de software española. Tengo experiencia trabajando con las siguientes tecnologías: - C/C++. - Delphi. - Visual Basic 6. - - Java. - Python. - PHP. - HTML. - CSS. - Javascript. - XML. - SOAP. - Sql Server. - PostgreSQL. - MySQL. - dBase.

$11.11 /hr
229 hours

Nikolay Popov

Nikolay Popov Agency Contractor

Network Administrator

Ukraine - Tests: 5

11 years expirience in ISP network administration Mainly worked with Cisco, HP, Foundry equipment. Linux/FreeBSD servers administration (Hosting services, Traffic Engeneering) VoIP (Cisco CME, Asterisk) Passed Cisco BSCI/BCMSN/TSHOOT trainings.

Associated with: Altima Web Systems

100% Job Success
$22.22 /hr
13 hours

Edwin Tibule

Edwin Tibule

Technical Support

United States - Tests: 2

Opportunities to use my computer experience and knowledge in an environment where I can learn, extend my knowledge, and contribute to a company’s increasing network. In a job I would like to administrate servers, setup servers, and also build, design, and troubleshoot networks.

$44.44 /hr
366 hours

Ezekiel Baniaga

Ezekiel Baniaga

Ezekiel Baniaga - Software Developer

Philippines - Tests: 4 - Portfolio: 3

With 5 years experience in various areas of Software Development. Concentrated on different open source technologies to provide clients with a low cost but high quality end results. Below are my mastered technologies and platforms: Enterprise: Java, NetBeans Platform, EJB, JPA, JAX-RS, Hibernate, JBoss Application Server, Apache HTTP Server, Tomcat, Jetty Reporting: JasperReports using iReport. Database: PostgreSQL, MySQL, Sybase, JavaDB, HSQL Software bug-tracking and management tools: Subversion, CVS, Trac, Kenai

100% Job Success
$13.33 /hr
4,008 hours

Chalitha Wickramathilaka

Chalitha Wickramathilaka

Senior Backend Programmer / Tech Lead

Sri Lanka - Tests: 2 - Portfolio: 15

From almost 12 years I have been working with php based web applications. MVC, and Zend Framework 1/2 development environments. I have the same experience with java scripts /jQuery/extjs frameworks. I have more than 7 yrs experience on load balancing . Clustering , and replication over debian, centos and redhat systems. I use Oracle and mysql databases on most of my projects. As a code collaboration tool I am using Gforge with svn/git for my projects. also I have strong experience with iptv application such as tvguides, epg, music applications etc etc. I have been working on high loaded websites, application databases for my work. I have strong knowledge of optimizing web applications smooth run on a very high load. Also I have experience with hardware Visualization on VMware boxes. I have additional experience in ETL Jobs / Mysql clustering / Piranha / php heavy load balancing / caching nodes. Android / FB apps/ REDIS/VMware ESX configuration

100% Job Success
$33.33 /hr
5,082 hours