Unix Freelancers

Browse Unix job posts for project examples or post your job on Upwork for free!

Unix Job Cost Overview

Typical total cost of Upwork Unix projects based on completed and fixed-price jobs.

Upwork Unix Jobs Completed Quarterly

On average, 20 Unix projects are completed every quarter on Upwork.

20

Time to Complete Upwork Unix Jobs

Time needed to complete a Unix project on Upwork.

Average Unix Freelancer Feedback Score

Unix Upwork freelancers typically receive a client rating of 4.68.

4.68
Last updated: May 1, 2015
More options
Clear all filters
  1. Dmitry M.

    Dmitry M.

    Senior Software Developer / Architect

    Russia - Last active: 21 days ago - Portfolio: 4

    I'm software developer and architect with 10+ years of experience in server and mobile development areas. Currently I'm available for contract work (remotely is preferred). My specialities include: - Android - deep knowledge from the very low layers (kernel-specifics and native low-level components) to high-level Java development. - Linux - server development in C, C++, Ruby and Erlang. - VoIP - expertise in VoIP protocols (SIP/RTP/RTSP etc) and related networking technologies. - Ability to "get things done" - I know how to setup development process for teams, getting product done (development workflow, code reviews, automated testing, etc).

    $80.00 /hr
    0 hours
    0.00
  2. Valdas Andrulis

    Valdas Andrulis

    Senior Linux/Unix Systems Administrator

    Lithuania - Last active: 2 months ago

    I am skilled IT specialist mostly working with Linux servers, Web technologies. I like effective technologies and solutions - for many it may be too radical step to go. My main asset is my analytical skills together with vast amount of general knowledge. This makes me perfect for such projects like: Unfindable bug finding How to turn system from slow to fast - perfomance tuning Find suitable solution, tools, software, hardware within given constraints Design a system with certain characteristics etc. -- IT skills: Linux servers (full cycle - buying, hardware installation, software installation, etc.) PowerPC servers(full cycle - buying, hardware installation, software installation, etc.) Email(Courier, postfix) DNS Web servers (apache, nginx, passenger, FastCGI) MySQL IBM AIX (4.x, 5.x, HMC) IBM clustering (HACMP) IBM ESS Storage system HP EVA Storage system SAN switches sh, bash, Ruby, PHP, SSH IBM Tivoli products (TSM, TEC, TME, NetView) Network management Firewalls SWIFTNet network SWIFT Software & Hardware HTML, XHTML, CSS, Web programming, usability Ruby on Rails Internet Marketing SEO

    $60.00 /hr
    0 hours
    0.00
  3. Denis Zibarev

    Denis Zibarev

    Experienced Software Engineer

    Australia - Last active: 11/23/2014 - Tests: 3

    I have over 10 years of experience in application development for Windows operating systems using C++ programming language. My work is mostly in, but not limited to, Exploration/Mining. I have developed some low-level code to facilitate processing of large volumes of data, including on-disk data structures design and high-throughput I/O algorithms, in-memory data layout and high-performance algorithms to make processing of large data volumes, typical for modern mining industry, a breeze. I'm also really familiar with remote debugging and crash report analysis. Have a few successful data format reverse-engineering projects.

    $38.89 /hr
    0 hours
    0.00
  4. Eric Putnam

    Eric Putnam

    CISSP/Senior Java Engineer/Web Developer/Cloud Engineer

    United States - Last active: 11/16/2014 - Portfolio: 1

    Senior Engineer with 10+ years of experience in the IT industry. My experience as a technical lead, senior software engineer, program manager, and architect makes me a perfect candidate for any free lance job you have to throw my way. I currently hold a CISSP and consider myself and expert when it comes to Information Security. Lately I have focused on several different cloud technologies to include integration of legacy software and migration to Amazon Web Services, as well as the Google Application Engine if that is what you are looking to do. Whether it be a small web project built securely, or an enterprise grade software system with cloud integration I have spent years mastering my trade. Lastly, I ran a small business outside of my full time job in which I performed software development of several large and small scale Wordpress sites for Public Affairs clients in the Washington, DC area. I would be happy to answer any questions you may have about my experience or provide you any necessary information that you need.

    $60.00 /hr
    0 hours
    0.00
  5. Stark Pister

    Stark Pister

    Programming Contractor

    United States - Last active: 09/26/2014 - Tests: 2

    I am a hard working, recently graduated, inquisitive computer engineer interested in finding a job working with a team of engineers. I like working with others because I learn best from people. Ideally, I would like to work with software control systems or automation, but I am flexible and open to all possibilities.

    $50.00 /hr
    0 hours
    0.00
  6. Maxim Korenev

    Maxim Korenev

    Lead Network / Infrastructure Engineer (Unix / Linux / Cisco)

    Russia - Last active: 12/02/2014 - Tests: 3 - Portfolio: 1

    Software: - Experience with * nix - systems (CentOS, Debian, Slackware, RH, FreeBSD, SLES, Solaris) - Experience with Windows-systems (Windows Srerver 2003, Windows Server 2008R2) - Experience with OpenStack (Glance, Neutron, Cinder, Nova, Swift) - Experience in virtualization (Xen, VMWare ESX, Hyper-V, Citrix XenServer, XCP) - Experience with relational databases (MySQL, PostgreSQL, MSSQL 2008) - Experience with NoSQL databases (Riak, OrientDB, MongoDB, Redis) - Experience with cloud computing infrastructure (Croc, DataLine) - Experience with firewalls (iptables, ipfw, pf, checkpoint, junos, checkpoint) - Experience with VoIP-based telephony Asterisk (Trixbox) Networking: - Experience of building protected communication by VPN (PPTP, Openvpn, CiscoVPN, Juniper, Racoon) - Experience of configuration network services and services (DNS, DHCP, FTP, RADIUS) - Experience of setting monitoring systems (nagios, zabbix, cacti) - Experience of building networks with dynamic routing protocols (OSPF, RIP) Web: - Experience in the administration of web servers (apache, lighttpd, nginx) - Experience with MTA (Exim, Qmail), Communigate Pro, setting protection from spam and viruses (spamassassin, clamav) - Experience of setting CMS (bitrix, cmsms, joomla, drupal) Programming: - Experience of web programming on php, javascript, zend framework, play framework, jquery, layouts (html, ssi, css, smarty) - Understanding of programming languages (c++, c, java, scala, vbs) - Programming experience in scripting languages (bash, perl, awk, sed, powershell) Hardware: - Experience with passive and active network equipment - Experience of setting the blade server and FC SAN Equipment: - Experience with server hardware (HP, IBM, Supermicro, Intel, Cisco, Juniper, AT) - Cisco C8XX, C18XX, C28XX, Catalyst C29XX, C36XX, C37XX, C65XX - Cisco Aironet 1140 - Pelco DX4700/4800 Video Server - IBM x3250, x3550, Blade - Juniper SGG5, SRX100 - HP Proliant DL1XX, DL3XX, BL4XX, HP ProCurve, Blade HP c7000 - SAN HP 2000fc Modular Smart Array Specialties server architecture, linux, unix, cisco, networking, windows, redhat, freebsd, nginx

    $33.33 /hr
    0 hours
    0.00
  7. Francisco Palacios

    Francisco Palacios

    Systems Engineer

    Argentina - Last active: 4 months ago - Tests: 1

    I have worked on the IT industry for the past 10+ years. Specialized on UNIX administration, worked will all the UNIX flavors and for several industries performing tasks such as: - designing client solutions - implementing server, storage DB and network migrations - building new environments - defining security standards - securing environments - automating processes I am comfortable working remotely and with direct contact with the client. http://ar.linkedin.com/pub/francisco-palacios/6/364/b63/

    $50.00 /hr
    0 hours
    0.00
  8. Carlos Alberto Gonzalez Ardila

    Carlos Alberto Gonzalez Ardila

    Expert on free software platforms with 24 years experience.

    Venezuela - Last active: 11/08/2014 - Tests: 12

    Professor, Consultant, Developer and expert with over 24 years experience, which has focused its efforts and achievements to become a leading professional in technology, highly motivated and deep experience in different areas, which has had the opportunity to lead projects momentous in the implementation, development and commissioning of solutions for companies of different sizes, especially small and medium industry sectors of energy, mining and metallurgy. My main areas of expertise: .- Transfer of technology platform for Free Software (20 years experience) .- Experiences and knowledge with international certification LPI Linux. .- Experience in monitoring, control and maintenance of computer centers. .- Solid knowledge and experience in structural services TCP / IP (DHCP, NTP, DNS). .- Experience with International Certification ACAP Asterisk (SIP xand IAX2). .- Experience in instant messaging systems (XMPP). .- Administration .- mail platforms and related services. (Sendmail, Postfix, Dovecot) .- Experience in product management and supervision of computer centers (Zabbix xand Nagios) .- Experience in managing VPS platforms xand DPS and Cloud Computing. .- Experience in the implementation and administration support services (Bacula) .- Experience and solid expertise in e-Learning platform (Moodle) .- Experience in implementing Asterisk interconnected CRM (Vtiger xand CrmSugar) .- Knowledge in ISO2700, ITIL standards xand Corbit, implementation and adaptation (GLPI). .- Deep knowledge of Web development, high availability Web e-commerce. .- Experience in change management, training and technological improvements in SMEs. .- Deep teaching vocation in the generation of talent to achieve technological independence

    $45.00 /hr
    0 hours
    0.00
  9. Anton P.

    Anton P. Agency Contractor

    Java developer

    Russia - Last active: 3 months ago - Tests: 3 - Portfolio: 3

    I am an IT specialist with over 10 years of experience, particularly in the area of software development. My principal interest is the development of software in the Java language, as well as web development and integration. Throughout my career I have participated in many projects with varying complexity. I worked as a Project Manager and Developer with products such as Service Desk class systems (IBM SmartCloud, HP ServiceDesk, BMC and others), Electronic Workflow (Documentum, Nuxeo etc.) and Sapiens IDIT related software among others. The main technologies that I use are - J2EE, JSP, JSF, EJB, Hibernate, GWT, HTML, CSS, Javascript and frameworks (JQuery, dojo), Ajax, databases (Postgres, MySQL, Oracle, MSSQL), ant, maven, various Control Version Systems and Continuous Integration.

    Associated with: XDevel

    $33.33 /hr
    0 hours
    0.00
  10. Ted Parvu

    Ted Parvu

    Technology Consultant

    United States - Last active: 16 days ago - Tests: 2

    As a Technology Consultant, I seek to use my skills and abilities to leverage technology to help you achieve your goals. I possess very strong skills in UNIX C programming, UNIX system administration, and computer security. I am skilled in systems integration, engineering, and testing. I also maintain a variety of other skills such as web administration, Microsoft systems administration, network administration, database administration, and technical support. Counted among my programming skills are C/SQL, artificial intelligence, data acquisition and analysis, as well as real time control systems. I am also versed in web, and network programming. I have over 28 years of professional technical experience. My security services include penetration testing, training, audits, intrusion detection, hardening, policies, code review, and disaster recovery. I am skilled in the application of a wide range of technology. Some examples include technical document writing, GPS, wireless and cellular, solar and alternative power systems, electric fencing, audio visual systems, surveillance and wildlife cameras. My expertise and experience in Systems Engineering and Integration enable me to develop tailored systems using off the shelf and customized hardware and software. Through a lifelong passion for the wilderness, I have picked up a variety of outdoor skills. Some of these include; navigation, tracking, canoeing, foraging, and shelter building. I am very comfortable working in the wilderness. I attended college at the University of Arizona where I worked with Optical Scientists and Astronomers as part of a team developing world-renowned observatories. Not satisfied with a traditional degree, I went on to get a degree in the fields of Computer Science, Mathematics, and Philosophy, with a focus on Artificial Intelligence. Over the years I have worked with small startups to Fortune 50 corporations. Some of the companies I have worked for are Pretty Good Privacy (PGP), the North American Bear Center, the Wildlife Research Institute, the British Broadcasting Corporation, NDC, Motorola, Steward Observatory, and Hughes. Of all the skills I possess, the two that have served me best are my problem solving and ability to learn new subjects. This coupled with my decades of professional experience enables me to help you solve your unique technology needs.

    $60.00 /hr
    59 hours
    0.00