Top Upwork Freelancers

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  1. Asif Gohar

    Asif Gohar

    System, Network, Active Directory, Exchange, Backupexec, System Center

    Bahrain - Last active: 1 month ago - Tests: 5 - Portfolio: 5

    Knowledgeable and skilled IT professional with encompassing work experience spanning more than 8 years in systems administration with compliance as per industry standards. Possess excellent interpersonal skills to liaise amicably with diverse groups of people, different departments, vendors and agencies. With extensive exposure to different cultures and work environments and has worked effectively with multinational individuals and professionals from all organizational levels. Certifications: MCITP (Server 2008, Exchange 2010, Lync 2010) Expertise: Exchange 2007/2010, Active Directory 2003/2008, SCCM, SCOM, DPM, SCVMM, BackupExec,Enterprise Vault, WSUS, Lync, Server 2003/2008, ADRMS, SQL Server, SAN/NAS.

    Groups: Microsoft Certified Professionals

    $20.00 /hr
    270 hours
    4.95
  2. Judy Genandt

    Judy Genandt

    Creative Writer; Editor; PPT

    United States - Last active: 6 days ago - Portfolio: 3

    Author of four published books (romance genre) and numerous articles published at several writing websites; ghost writer at the Elance site for the past year; experienced in plotting story lines and describing character interactions, with a good mix of dialogue and narrative. Accustomed to working under a deadline. Interests and expertise in environmental causes, animal rights, and political issues; born and raised in farming community and currently working at a small church; life experiences include a long-term marriage, motherhood, grandmotherhood, and divorce.

    $16.00 /hr
    17 hours
    4.99
  3. Rashid Bilgrami

    Rashid Bilgrami

    Sharepoint & Dotnetnuke Developer

    Saudi Arabia - Last active: 7 days ago - Tests: 1 - Portfolio: 6

    Over the last 12+ years of experience in SharePoint, Dotnetnuke & Microsoft .net Platform, I have developed a wide range of websites & complex web applications including sites for small businesses to enterprise application. My core competency lies in complete end-end management of a new website development project, and I am seeking opportunities to build websites & complex solution from the ground up for you or your business. I also have some experience in the following areas: SQL, Ajax, OOP, and software design and testing.

    $38.89 /hr
    147 hours
    4.94
  4. Abhisheikh Parihar

    Abhisheikh Parihar

    Smart Tv App Developer, Web Developer

    India - Last active: 2 days ago - Tests: 2

    I am looking for challenging and creative work that allows me to focus and develop my passion that is CODING. I have an experience of over two years in the field of coding and have developed apps for high brands like Samsung, LG and Panasonic, besides working on smart TV app with HSN. My skills include expert knowledge in asp.net, sql and html5. I have a qualification of Masters Degree in Computer Application. I am looking for additional challenges besides the realm of typical 9 to 5 job that allows me to exploit my potential for maximum growth. I believe in sheer hardwork and commitment to complete the assigned task before time

    $25.00 /hr
    46 hours
    4.97
  5. Jagjeet Singh

    Jagjeet Singh

    Labtech, Kaseya, ConnectWise Consultant

    India - Last active: 11 days ago - Tests: 1

    Technically knowledgeable and service oriented IT professional experienced in providing solutions to customer and end-users with proven technical expertise is seeking for a rewarding, challenging and personal growth where I can best use my knowledge and experiences in implementing, managing and supporting the IT infrastructure and end-users. Specializing in designing, implementing and maintaining Enterprise IT platforms, TRT takes the stress, risk and complexity out of managing core IT systems. Maintain complete control over the environment we take accountability for keeping it running efficiently and securely.

    $22.22 /hr
    1,843 hours
    5.00
  6. Daniel Yavorovich

    Daniel Yavorovich

    System Administrator

    Ukraine - Last active: 5 days ago - Portfolio: 1

    Operating Systems ● FreeBSD ● Linux Security ● iptables ● openssl ● jail ● clamav ● mod_security ● mod_clamav DNS ● Bind ● PowerDNS (+PostgreSQL / +MySQL) HTTP ● Apache ○ MPM: prefork, worker ○ mod_ssl, mod_php, mod_wsgi ● Nginx ○ Access control ○ Autoindex ○ Fast-CGI ○ uWSGI ○ Proxy ○ Cache ○ SSL ○ upload_progress_module ○ Control panel integration ■ Virtualmin ■ DirectAdmin ■ Plesk Proxy ● squid ○ basic auth ○ transparent proxy ○ cache ● 3proxy ○ http/socks ○ auth Raid ● Linux ○ md(0,1,5,6,10) ● FreeBSD ○ Gmirror / Striping File Systems: ● Ext 2,3,4 ● ReiserFS ● XFS ● OCFS2 ● ZFS (port to FreeBSD) ● CEPH CVS ● SVN ● Mercurial ● GIT ○ GitLab ○ GitoLite Backup ● rsync ● BackupPC ● Bacula FTP ● ProFTPd ● VSFTPD File sharing ● NFS ● SAMBA Control Panel ● Direct Admin ● Webmin+Virtualmin ● CPanel ● ISP-config ● Plesk Automatization ● Puppet ● Saltstack Monitoring ● Zabbix ● Nagios ● Munin ● Monit Network Understanding of theoretical and practical foundations of the networks (Data link, Network, Transport, Application Layers). VPN ● OpenVPN ● PPTP Database (SQL) ● MySQL (+MariaDB, +Percona) ● PostgreSQL Database (NoSQL) ● ElasticSearch ● Riak ● MongoDB ● Cassandra ● Redis Virtualization & Containerization ● KVM ● XEN ● OpenVZ ● LXC ● Docker ● Vagrant Cluster ● DRBD ○ master-slave ○ master-master (+ocfs2) ● Heartbeat ● Pacemaker Development ● actively use: ○ shell (bash, sh) ○ Python ● Frameworks ○ Django ○ Flask ○ Twisted ○ Tornado Cloud Solutions: ● AWS (EC2, S3, CloudFront, Route53) ● DigitalOcean ● RackSpace

    $33.33 /hr
    44 hours
    5.00
  7. sns babu

    sns babu

    excel expert

    India - Last active: 2 days ago - Portfolio: 2

    Tested Top 1% in Excel I am a dedicated and hardworking individual and I have 8 Years of experience in Data and support services. I am expertise in PDF to excel conversion, PDF to word conversion, Data mining, Online & Offline Data entry, Mailing List Development, Database creation and All type of Word and Excel related works.

    $5.00 /hr
    23 hours
    4.93
  8. Julio Carvajal

    Julio Carvajal

    CCIE 42930,2xCCNP,Juniper Specialist

    Costa Rica - Last active: 10 hours ago - Tests: 2 - Portfolio: 4

    Senior Network and Security engineer with more than 10 certifications from different vendors including a CCIE. As a Cisco TAC engineer I fixed over 2000 different issues on multiple platforms. Let me show you I am your network engineer. Certifications List: CompTIA Security+ CCNA JNCIA CCNA Sec CCNP Security CCNP Routing&Switching JNCIS-SEC CCIE Routing&Switching 42930 Languages: Spanish, English

    $77.78 /hr
    143 hours
    4.91
  9. John U.

    John U.

    Sqa, Black box testing

    United States - Last active: 2 days ago - Tests: 14 - Portfolio: 1

    Software and web app QA. With my nine years of Silicon Valley experience in QA with Netscape and America Online, whether you are a large or small company or a start-up, I can handle your QA needs, guiding your product to perfection. My present job of 8 hours per week since 2014, is with Web App Farm in Tampa. A native of San Jose, Ca, I am an expat living in Cali, Colombia, doing freelance QA work.

    $11.11 /hr
    3,136 hours
    4.98
  10. Vladzimir Astapchyk

    Vladzimir Astapchyk

    SharePoint / ASP.NET / MSSQL Professional

    Germany - Last active: 4 days ago - Tests: 2 - Portfolio: 20

    Being full-time engaged in commercial software development last 15 years I'll be glad if my skills in programming, analysis and system integration could be helpful for you. Favourite platform for enterprise-sized Web projects is SharePoint (2007-2013, Online), for small ones - Umbraco. Desktop projects of moderate complexity are very welcome as well (WinForms). Look forward to hearing from you! Uladzimir

    $19.96 /hr
    40 hours
    5.00