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Last updated: October 1, 2015
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Jeffrey Ong

Jeffrey Ong


Philippines - Tests: 5 - Portfolio: 4

8+ Years of Experience in System and Network Administration Operating system: Ubuntu, Debian,CentOS,Red Hat, Windows Server (2003,2008,2012), XP, Vista, Win7, OSX Server: AWS, EC2, S3, EBS, Digital Ocean, Rackspace, Hostgator, Godaddy, Active Directory, Samba4, VMware Vsphere, Xen Server, Apache,Tomcat, Nginx, Samba File Server, Free Radius, Openfiler, LTSP Server,ISPconfig, Zpanel, Cpanel, Plesk, Linux/Windows Terminal Server, DNS, Bind, MS Excange 2013, Zarafa, Resara, Postfix, Dovecot, Cloud Computing, High Availability. Security: IPsec, PPTP,SSH, SSL/TLS Untangle, ISA, Zentyal Hardware: Laptop, PC, Router, Switch, Printer, HP server, NAS, SAN Website Application: Wordpress, Magento Ecommerce, Woocommerce

100% Job Success
$22.22 /hr
1,875 hours

Kalpesh Tawde

Kalpesh Tawde

Master Perl Developer and Web Scraping Expert

India - Tests: 1 - Portfolio: 1

+ I am an expert Perl, Python, PHP developer and has total 7 years of experience in the IT field. + Expert in creating crawlers, scrapers, bots for various uses such as data mining and extraction, simulation of user activity, auto bidders, auto voters, system monitoring, content downloading and many more. + Key skills include Perl scripting, Shell scripting, Python scripting, Web scraping, Web crawling. PHP, C++, Java, MySQL, Oracle, Sybase and Shell scripting and have relevant experience in the same technologies. + I also provide application enhancement and support. + I believe to deliver solutions that are optimized, re-usable, hand-tweaked and thoroughly tested. + Along with the solutions I also provides all documentation and user manuals. Contact me today!

82% Job Success
$15.00 /hr
394 hours

Bohdan Sydor

Bohdan Sydor

Experienced DevOps Engineer

Poland - Tests: 5

Red Hat Certified Architect, experienced Linux systems administrator (15 years) and backend developer. Areas of expertise: * Linux (Red Hat, CentOS, Ubuntu, Debian) * Public cloud (Amazon AWS, Linode, Digital Ocean, etc) * Private cloud (Openstack, KVM virtualization, LXC, docker) * Systems automation (Ansible, Puppet) * Monitoring (Graphite, Zabbix, Nagios) * Programming (Bash, Python) * Methodologies (Scrum, DevOps)

88% Job Success
$55.56 /hr
193 hours

Philipp J.

Philipp J.

Linux expert with 10 years experience, Devops, Ruby, Python

Germany - Tests: 6 - Portfolio: 1

I'm a 29 year old freelancer from germany with a long experience working with linux (job and hobby). Knowledge: - Linux - BASH scripting - continous integration (Jenkins) - continous deployment - configuration management (saltstack, bcfg2, chef, puppet) - linux package managers (rpm/deb) - Python / Django - Ruby / ROR - apache / nginx - networking - working in agile teams (SCRUM) - project management I also offer personalized managed hosting for your services, setting up the environment, taking care of security patches and keep everything monitored. All without long term contracts etc. if you don't want to. Inform me what you need and we decide together where to host and what to do. You won't regret choosing me! If we work together I will be available by email, skype or telephone.

$16.67 /hr
3 hours

Jayson Cena

Jayson Cena Agency Contractor

Linux(Debian/Red Hat),Oracle DBA, Linux Cluster Admin,Virtualization-H

Philippines - Tests: 4

To obtain a position that will enable me to experience and learn new ideas on system administration like complicated enterprise infrastructure design specially high-availability and fault-tolerant infrastructres. My core competency lies in designing new system infrastructure using open-source software. I also have some experience in VB6, ASP, PHP.

Associated with: ClusterFoundry Agency

$26.67 /hr
1,137 hours

Aleksandre Vardanidze

Aleksandre Vardanidze

--admin systems|database|network|security

Georgia - Tests: 6

--Admin systems Extensive experience with the configuration, hardening, and maintenance of various Linux distributions, including: * Red Hat Enterprise Linux, Fedora, CentOS * Debian, Ubuntu * OpenSuse Able to set up vital Linux infrastructure components including load balancers, DNS servers, proxy, web/application servers, and mail servers. Familiar with os-level security policies as well as server-level security layers like SELinux. --Admin database Skilled in MySQL database administration for standalone servers as well as replicated and clustered environments. I have also worked with postgsql --Admin Network I've been working as a network administrator for 5 years. For now I'm working in a governmental agency as a network administrator and network security specialist. Have experience with almost every cisco and hp network devices, also I design governmental network and our agency network design. I'm certified ccna,ccnp and ccna sec. had trainings in ccnp sec, ccdp, gsec, CEH,ENSA and Microsoft products (server 2003/8, exchange server and etc) Monitoring and diagnosing faults of VPN connections with other organization, Data Exchange Agency IPS/IDS system and sensor setup, operation. Security concept, design, documentation and implementation. --Programming Native PHP & PHP framework: Phalcon Python (python frameworks: django, cherrypy, flask) C/C++, x86 assembly, x86 architecture (PE binary format, IDA & general RE) --Malware Analysis Static and Dynamic Analysis using a debugger and disassembler. Memory Forensic with Volatility Detect malware characteristics at the Windows API level (DLL injection, function hooking ”SSDT, IAT”, keylogging, communicating over HTTP, DNS.) --Admin other Here is the incomplete list of technologies and solutions I have used over my 5 years of experience. -Zabbix, Zenoss, Nagios, Munin and Cacti for monitoring purpose  -Configuration management - Puppet, SpaceWalk, Katello  -Web servers - Apache, Ngnix, Lighttpd  -Load Balancing with Haproxy and Barracuda Load Balancer  -Virtualization - Vmware ESXi --Computer Skills, Trainings and Certification Windows; Windows Server (2003/2008/2012); MS Office; Linux; MacOS ; Network Monitoring Tools; Certified Ethical Hacking ( CEH ) - Self-study Course Security Certified Network Specialist - Self-study Course EC-Council Network Security Administrator - Self-study Course Metasploit Framework Expert - Self-study Course CompTIA Security - Self-study Course HISTORY * SpeedLine - Aug 2010 to May 2012 - Linux Engineer, System Administrator * DATA EXCHANGE AGANCY - Jun 2012 to May 2014 -CERT SPECIALIST * Unipay - Jun 2014 to Present -Linux Enginner, Network Administrator

$33.33 /hr
19 hours

Artur B.

Artur B.

Full stack web developer

Russia - Tests: 3 - Portfolio: 1

Based in Siberia, Russia, I am full stack web developer with 4 years commercial experience in php/python/mysql and jquery/angular, working full time from a private office in Tomsk from MON to SAT. I have experience in data analysis, design, development, testing and implementation of web applications. Full stack developer means i can find dedicated or virtual server, configure it, create an web application using the latest technologies, publish it and implement. In the future, I provide technical support and health monitoring developed application. If you enteresting my skills you can visit my website and see my portfolio. I don’t have any staff to pay so this makes my service affordable and accessible. 1. Qualification: -PhD 2. Programming Skills PHP 5 (Object Orientated & Procedural) MySQL/PostgreSQL Apache/nginx HTML5/CSS3 Javascript/ajax/jQuery XML E-commerce, CMS-(Content Management System), CRM-(Customer Relationship Management) Payment Gateways – (PAYPAL, GOOGLE CHECKOUT, 2CEHCKOUT) SMS communications Google maps API Integration

$15.00 /hr
10 hours