Top Upwork Freelancers

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  1. Yuliyan Tsvetkov

    Yuliyan Tsvetkov

    Advanced linux administrator and system automator

    Bulgaria - Last active: 15 days ago - Tests: 6 - Portfolio: 1

    In the world of 24/7 available services, giving to the customer best stable and optimized Linux environment is the primary role of every System Administrator, my role too. I've 5 years of experience in automation, installation and maintenance of Linux servers based on RHEL, CentOS, Fedora, Debian and Slackware distributions. Also I'm managing a lot of live servers for the biggest Telcos in the Middle east and Africa using new technologies, and also proven old ones.

    $22.22 /hr
    214 hours
    4.68
  2. Geza Akocsi

    Geza Akocsi

    Windows system and network administration, web development

    Hungary - Last active: 6 days ago - Tests: 4 - Portfolio: 1

    In the last 3 years I'm working as consultant, developer and system administrator in introduction of document management projects based on ELO system. (<a href="<a href="http://www.odesk.com/leaving_odesk.php?ref=http%3A%2F%2Fwww.elo.com"";;;; target="_blank">http://www.odesk.com/leaving_odesk.php?ref=http%3A%2F%2Fwww.elo.com"</a>;;;;; title="You are about to go to a URL outside odesk.com"><a href="http://www.odesk.com/leaving_odesk.php?ref=http%3A%2F%2Fwww.elo.com";;;; title="You are about to go to a URL outside odesk.com">http://www.elo.com</a></a>)I have 15 years of experience in system management in small business area. (Windows based servers and workstations, network planning and management.)In last five years I have designed and developed some websites from scratch, including areas of e-commerce and web-based business management.I have a lot of practice in remote management and it is my new tendency in my support field.

    $11.11 /hr
    17 hours
    4.81
  3. Sudan D.

    Sudan D.

    Network Engineer : Cisco : Juniper : Fortinet :

    Nepal - Last active: 17 hours ago - Tests: 6 - Portfolio: 4

    Despite the fact I am in young age I have years of experience with computers, networking and system. I am very tenacious and autodiact technical person for Cisco and Juniper Enterprise Network. I love to dig deep into specific technical challenges. 6+ years experience in Enterprise Netwrok. # Hands On Experience # Cisco: ASR 9K, ASR 1K, Nexus 7K, Nexus 5K, 4507R+E, 3900 Series, 2900 Series, 3850 Switches, 3650 Switches, 2960X Switches, ASA 5525X, ASA 5515X, ASA 5512X Juniper: MX40, MX5, SRX 550, SRX 240, SRX 220, SRX 210, SRX 100, EX 4300, EX 4200, EX 3300, EX 2200, MAG 4610, etc. More from Other Vendors # Some Highlights # @ Defining architecture and design for Enterprise customers. @ Lead engineer on some of the big enterprise networking projects. @ Training Internal Employee and customer. Main focus on Cisco and Juniper internetworks at Campus and Enterprise customers http://np.linkedin.com/in/sudandhakal

    $30.00 /hr
    130 hours
    5.00
  4. Johanne H.

    Johanne H.

    Innovative MEAN Stack developer

    Norway - Last active: 17 hours ago - Tests: 3

    "Business integrity is the most important factor for success" I have been starting programming since 10 years ago by learning C/C++ language. Deep and logical mathematical algorithms and implementing them using C/C++ language was my great hobby and I was confident of my skills. After 3 years later, I have jumped into the Web and Mobile Field. Meanwhile, I've accumulated and acquired great knowledge and skills, experience in cutting edge technology and modern MVC programming language. Especially AngularJS is my great and favorite one of them.

    $55.56 /hr
    28 hours
    5.00
  5. Ralph Swartwood

    Ralph Swartwood

    Certified WebSphere Administrator

    United States - Last active: 17 hours ago - Tests: 1

    I have 10 years experience working with WebSphere Application Server version 3, 4, 5, 6 and 7 on AIX, Solaris, HP/UX, Linux, zLinux and Windows. I am certified in versions 5, 6 and 7. I am looking for short and long term engagements including installations, resolution of a specific problem and ongoing support. I also have experience working with WebSphere Portal Server, Process Server, IBM HTTP Server and Apache. I developed JACL and Jython scripts to automate application deployments and to make configuration changes. I am very familiar with Java programming of servlets, JSP, SQL and JMS. I developed a Nagios plugin that monitored JVM availability and Performance Monitoring Infrastructure (PMI) metrics. I can analyze thread dumps for JVM hang problems and heap dumps for OutOfMemory issues. I also have experience with DirectConnect and training in DataPower appliance administration.

    Groups: TrueBLUE

    $50.00 /hr
    44 hours
    4.60
  6. Dhruv Pandey

    Dhruv Pandey

    Software Development Expert

    India - Last active: 17 hours ago - Tests: 2

    I’m highly proficient in software on various niches. Over the past few years I’ve built a huge exposure while communicating with other clients with special reference to software development either web based or desktop based applications. "I’m a self-starter and my goal is to provide an upright work that deems to satisfy my clients." I am expert in software development/maintenance. I have more than 9+ year experience in software track with using HTML, CSS, JQurery, Javascript, SQL Server 2005-08, Asp.net, Asp.net MCV3/4, Ado.net, C# etc.

    $12.22 /hr
    2,804 hours
    5.00
  7. Marius V.

    Marius V.

    Certified Systems Engineer

    Romania - Last active: 1 day ago - Tests: 2 - Portfolio: 2

    I am a System Administrator focused on Microsoft products with 8+ years of professional experience on IT companies. I have extensive experience installing, configuring, administering and maintaining operating systems (Windows Server 2003, 2008, 2012) and services like AD, DNS, DHCP, WDS, Hyper-V, Exchange, SCCM, SCOM. Time spent working in this area has allowed me to achieve knowledge and improve my skills in computing that would make me well suited to assist you in accomplishing your goals. I work methodically and efficiently to insure that my partner is satisfied with the end result and the cost of job is well justified.

    $25.00 /hr
    127 hours
    4.97
  8. Steven Stovall

    Steven Stovall

    DevOps, Cloud (AWS/Google), Security. Development: Rails/Python/PHP

    United States - Last active: 17 hours ago - Tests: 2

    I enjoy solving challenging problems and utilizing technology to creatively design efficient, cost-effective solutions to meet business needs. Current Certifications: CISSP, CCNP, Net+/Sec+, MCP Cloud (AWS/Rackspace), Linux, Windows, VMware HA/vMotion/vCenter Open Source Software: Apache, nginx, Redis, elasticsearch, Zabbix, Logstash Information Security Auditing, Configuration, Policy Networking: Visio Diagrams, IPSEC/SSL VPNs, OSPF/EIGRP/BGP, Adaptive Security Appliances (ASAs), Wireless Controllers, F5 LTM, WiFi (RF Design) Information Security: Visio Diagrams (architecture), PCI DSS compliance, Splunk (syslog) Vulnerability Audit and Penetration Testing: Metasploit, Nexpose, Nessus, Vulnerability Reporting, Patch Management Development: Ruby/Rails, Git, Python, PHP, Perl, PowerShell, Bash, .NET

    $60.00 /hr
    26 hours
    5.00
  9. Faisal Iqbal

    Faisal Iqbal

    Smart Web Worker

    Pakistan - Last active: 6 days ago - Portfolio: 4

    I'm here on Elance for full-time. I have 10 years SOLID experience in PHP, MYSQL, AJAX, jQuery, Wordpress, Bootstrap, API integration, HTML5, phpBB, osCommerce, Joomla, and other technologies. Right now i am willing to join as part time or contract based jobs and that can be further to full time and permanent based on company offer and understandings.

    $15.00 /hr
    1,549 hours
    4.91
  10. Sergey Zabolotnikov

    Sergey Zabolotnikov

    Network Administrator

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

    Hello! My name is Sergey Zabolotnikov. I believe my strong points are my Productivity and Punctuality. My #1 goal will always be to meet your needs and deadline. I'm honest and fair. Since 2004, I'm IT infrastructure administrator at company about 100 employees. Also from 2012 I set up and deploy web-hosting and cloud services. I have a Bachelors in Automation and Software Engineering from South Ural State University in Russia. Listed below are my experience and skills. - Network technologies: TCP/IP stack, VLAN, QoS, LLDP, STP. Network traffic routing, shaping, firewalling based on Linux and FreeBSD. - OS: Linux, Windows, FreeBSD; - LAMP stack, Parallels PLESK Panel, cPanel/WHM, PostgreSQL; - Web-hosting security problems analysis; - Zabbix monitoring system; - Zimbra, Qmail, Exim, Postfix; - Mass email sending systems, email deliverability problems. - Active Directory, Group policy, RDP services, Microsoft SQL server; - DNS, DHCP, PXE, RIS; - Shell scripting and automation on Windows and Linux platforms; - Manual and how-to's creation. Work fast, precisely and attentively. Document all changes to production system. I can create detailed manual for customers to reproduce my work for project by himself.

    $10.00 /hr
    46 hours
    5.00