Top Upwork Freelancers

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  1. Moetaz bellah S.

    Moetaz bellah S.

    UNIX/Linux System Administrator

    Egypt - Last active: 1 month ago - Tests: 7 - Portfolio: 2

    Virtualization: Oracle VM for SPARC (Logical Domains) design and implementation Zones administration IBM Logical Partions (LPARS) design and implementation Xen server implementation and administration. Systems: Solaris 10,11 system administration tasks AIX 5,6 System administration tasks Linux (Red hat and Debian based ) system administration SUN Cluster 3 installation and administration Veritas volume manager and file system administration ZFS administration and kernel tuning parameters Solaris volume manager implementation and administration Hardware: Oracle server (M-series and T-series) Hardware management Storage: IBM V7000 storage box Implementation and administration

    $7.78 /hr
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  2. Octavian Dumitrescu

    Octavian Dumitrescu

    IT Admin

    Romania - Last active: 6 days ago - Tests: 2

    I have been working as network admin and linux system admin for almost 15 years. I started as programer in C, C++ , php , mysql ,BASH scripting , javascript 10 years ago. I love to solve issues and I am eager to learn . I'm hard worker , passionate about IT&C . I am an expert at tracking down network and linux systems issues. As network admin I have a lot of experience with a lot of network devices brands.

    $15.00 /hr
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  3. Mateus B.

    Mateus B.

    System Administrator

    Brazil - Last active: 17 days ago - Tests: 4

    I have been working as Linux System Administrator for 7 years. I design and install infrastructures for high-available applications. Expert in all flavors of Linux and Unix - including system setup, administration, security/hardening, monitoring, scripting, and troubleshooting. Heavy experience in various cloud providers including Amazon AWS. Services: ✔DNS ✔Email ✔Firewall ✔Ldap ✔Proxy ✔Web Applications: ✔Apache ✔Bacula ✔Bind ✔Ganglia ✔Iptables ✔MySQL ✔Nagios ✔NFS ✔OpenLdap ✔OpenVPN ✔Postfix ✔Samba ✔Squid ✔Wordpress Programming Languages: ✔PHP ✔Ruby ✔Shell Script Networking: ✔Ethernet ✔Infiniband ✔Wireless Operating System: ✔CentOS ✔Debian ✔Fedora ✔FreeNAS ✔OpenSUSE ✔PfSense ✔RedHat ✔Solaris ✔Ubuntu

    $33.00 /hr
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  4. Mikhail Urbanovich

    Mikhail Urbanovich

    QA, Performance testing

    Belarus - Last active: 1 day ago - Tests: 1

    Expert in Performance testing using LoadRunner, JMeter, Visual Studio, SilkPerformer. Good understanding of software performance issues. Experience working in Windows and UNIX Environment. Analyze the CPU Utilization, Memory usage, Garbage Collection and DB connections to verify the performance of the applications. Good knowledge in developing of performance test model. Huge experience in functional testing of standalone, web-based and mobile apps. Testing of localization and internationalization. Deep knowledge in penetration testing of bank’s environment and complex server-side applications. Ability to take part in multiple complex technical projects and coordinate with technical and non-technical teams. Develop of test documentation(Test cases, Acceptance sheets, Quality reports). Superior analytical and technical skills. Excellent communication skills.

    $27.78 /hr
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  5. Kirill Fuchs

    Kirill Fuchs

    Passionate Full Stack Developer

    United States - Last active: 1 month ago - Tests: 4

    My passion for innovation and creative problem solving fuels me to build new solutions that provide a strategic advantage to my employer. I stay practical by making reusable components. Experienced in business analysis. Strong organizational, technical, and lead skills that facilitate the accurate scoping, planning, and budgeting of projects. The ability to calmly and logically handle heavy workloads. A detail oriented entrepreneurial and intrapreneurial mindset.

    $50.00 /hr
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  6. Yegor Chuperka

    Yegor Chuperka

    Web Developer

    Kazakhstan - Last active: 1 month ago - Tests: 2

    The last 3 years I have been developing professional websites with the use by PHP, JavaScript, SQL, HTML and HTML5. I want to participate in interesting projects. I want to help you grow your business. In my work I try to use only proven solutions, but in exceptional circumstances, if required, I am ready to use the most advanced features. I also have experience with OOP, SQL, PHP, JavaScript, Unix / Linux, Bash, Git.

    $5.00 /hr
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  7. Carlos S.

    Carlos S.

    Linux SysAdmin

    Venezuela - Last active: 1 month ago - Tests: 5

    For the past ten years, I have worked as a Sysadmin for government institutions and private companies. I have also worked as a Linux instructor and an IT consultant with topics such as: Firewalls, Web Servers, Virtualization, CMS, Databases and HA. As a Sysadmin I have great experience in the following areas: SQL, CPANEL, hosting providers, DNS, DHCP, LDAP, software security testing/qa, packing for Debian and much more. For me, it would be a very grateful opportunity to work with opensource technology in your business.

    $25.00 /hr
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  8. Marcos Prieto

    Marcos Prieto

    .NET web developer

    Spain - Last active: 17 hours ago - Tests: 13

    I'm an experienced and pasionate .NET web developer. I specialize in programming issues related to new technologies / tools and technically complex tasks. My developments are easy to read, clear and refactored, ready for future modifications. I have experience in working with customers in other countries who speak English and work remotely.

    $21.11 /hr
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  9. Iho Tea

    Iho Tea

    Python & Django programmer, Web developer

    Ukraine - Last active: 17 days ago - Portfolio: 2

    Hi, Looking for an experienced, reliable, positive, full stack programmer? You're in the right place :) I'm a web programmer for over 15 years now. Have experience of making web projects from the scratch to deploying into production and support, solely. Work in team as well :) Professional in web development, web project administration. Prefer web developing in Python, especially Django framework. Configure web servers based on Nginx, full-text search in SphinxSearch, Administer Postgresql and Mysql databases. Administer web projects in Ubuntu and FreeBSD servers. Experienced in Celery, JavaScript, JQuery, html, CSS, SCSS, Gulp, GIT.. Build projects with Bootstrap, Zurb Foundation frameworks. Also experiences in Microsoft Excel macro programming. Have a project to be solved timely? Please, do not hesitate to contact me, you are welcome.

    $25.00 /hr
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  10. Yaroslav Korolev

    Yaroslav Korolev

    CodeInspiration

    Belarus - Last active: 2 days ago - Tests: 2 - Portfolio: 26

    We are a team of dedicated iOS, Android, Apple Watch, iPhone and iPad developers with wealth of experience and passion for coding. Due to our strong technical background and project management skills, entrepreneurial and flexible approaches, we are confident in our ability to deliver top quality solutions you desire. Why us? 1. Communication: we are readily available via email, Skype and call even beyond business hours. 2. Project completion and your satisfaction are our creed: on time, on budget and according to your expectations. 3. Confidence: We are forward-minded top ranking professionals able to enter into contract, sign NDA, provide legal support and keep your project private. 4. Extended support: we provide free bug fix and support even after the project is completed. We wont never run away after finishing. 7. Partnership : we always trust our customers and take every step to make the partnership mutually beneficial. Kindest regards, Code Inspiration Team Mobile Software Department of BelHard com

    $30.00 /hr
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