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Last updated: October 1, 2015
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Donovan F.

Donovan F.

Cloud Engineer and Linux Expert

South Africa

I am an accomplished Systems Administrator with over 13 years professional experience building infrastructure and platforms for small web hosts, the enterprise data center and the cloud. My primary specialties are Linux systems, open source software, and cloud platforms. I began my career integrating Linux systems and varies opensource technologies for Internet Service Providers and Telecommunications providers. I realized that integrating programming/scripting into my skill set would automate and provide easy of implementation to many of my projects. Here is a brief sampling of skills and technologies I am currently (2015) working with: Linux - RHEL, CentOS, Ubuntu, and FreeBSD Datastores - MySQL, PostgreSQL, Memcached, Redis, MongoDB Monitoring - Nagios, Munin, Cacti, Shinken Management - Chef, Puppet Platforms - AWS, Rackspace, OpenStack Frameworks - Rails Lanaguages - Ruby, Python, Perl, PHP SCM - Git, SVN

$27.78 /hr
6 hours

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

Max Topal

Max Topal

VoIP/Network/Linux Engineer

Russia - Tests: 3

Over 8 years hands-on experience. I have deep knowledge on VoIP Hardware and softswitches from open-source one (Asterisk, Elastix, Askozia, Freepbx, CallBox, Trixbox, Welltime, Yeastar) to licensed (Switchvox, Panasonic, Mera, RTU) . I am providing Asterisk-based PBX installation\integration, support, troubleshooting and consultations. Fully manage the installation, configuration and troubleshooting of Linux servers * Install and configure Web Servers and MySQL, PostgreSQL * Install and configure customer scripts and programs * Monitor performance to identify and resolve issues using a suite of systems and tools. * Provide VoIP Security * Troubleshoot and resolve network, system, hardware and software problems. * Achieve quick fixes and / or long-term solutions as needed. I have more than 100 successful IP-PBX server deployments, so I am confident that you will be satisfied with my work completely.

$20.00 /hr
6 hours

Swaroop Kundeti

Swaroop Kundeti

DevOPs Engineer

India - Tests: 2

A Free/Libre, Opensource Software enthusiast. Would like to project myself as a FOSS activist and consultant and enable freedom in technology where ever I render my services. Have 3+ years of experience in systems and networking. Adapted DevOps culture and meet develiers in time. Have worked with,, Expertise in automation with puppet, capistrano and fabric. Excellent hands on with AWS Ec2, Rackspace, Linode. Deployed various applications like ROR, PHP, CMS etc. Optimizing web applications with cache. Expertise in adminstrating mysql and its replication (Master/Slave, Master/Master) Expert in debugging, fixing, patching linux (Debian/Ubuntu/CentOs) servers Expert in web servers like apache and nginx.

$20.00 /hr
128 hours

Umashankar adha

Umashankar adha

Java Solution Architect (Integration Expert)

India - Portfolio: 1

I have more than 15 years of experience working with Java and J2EE environment with different technologies; I had experience of working with FedEx as Sr. Java Consultant for a long time. I also have experience of working with iTech as Sr. Java Consultant for more than 5 years. I have experience of working as Java Solution Architect and Java Project Manager. I have long experience of managing project form end to end via scrum and agile technologies. I have experience of working managing off-sure teams and client management. I have long experience of working as integration architect (via SOA). I have develop project which is holding more than 100 million user with more than 100 TB over network like A&T holding network load via millions of user

$17.00 /hr
2 hours

Nick Whittle

Nick Whittle

Software Engineer

United States - Tests: 6

I am currently a self-employed programmer with a broad range of technical, scripting and programming abilities. I am interested in working with cutting-edge technology and continually developing my own skill set. I am confident that my creative mindset and strong IT skills will benefit any employer. I am confident that my creative mindset and strong IT skills will benefit any employer. I am a quick and enthusiastic learner and I am keen to develop new skills relevant to any work I may be offered. The programming language I have the most experience with is PHP, and worked as the sole PHP developer at before it was acquired by Google. I also have experience with a variety of other programming/scripting languages, such as HTML, CSS, JavaScript (inc Ajax), ActionScript 2/3, C#, XML, UnrealScript, Java and C++. I am a very adaptable programmer and am always excited and willing to learn new technologies.

$22.22 /hr
4,164 hours

Shweta Aagja

Shweta Aagja

RoR Developer with 4+ years experience

India - Tests: 4

Armed with a post-graduate degree in Computer Applications, I have carved my career in web and software applications development. Following my passion for emerging Open Source Frameworks and Development tools, I chose to focus on Ruby on Rails for its sheer power, flexibility and reliability in creating versatile and robust web applications. I have 4+ years demonstrable knowledge and experience in Ruby on Rails and remain a full stack web developer. Summary of skills - Comprehensive knowledge of Web development, from concept through implementation and optimization - Professional acquaintance with RoR application framework and Ruby language – have worked with Ruby 1.8, 1.9 and 2; Ruby on Rails 2.3, 3.0, 3.1 and 3.2 - Hands-on expertise on AJAX, MySQL, Javascript, JQuery, CSS, Ubuntu - Agile software development methodologies

$13.33 /hr
148 hours