Cluster Computing Developers & Programmers

Showing 71 freelancers

Cluster Computing Developers & Programmers

Showing 71 freelancers

  • Technical Solution Architect in Linux and Opensource Tech

    Senior (Level IV) Linux System admin with over 8 years of experience in installing, maintaining & troubleshooting of 100’s of Unix/Linux systems, Mailing Solutions, Virtualization, Clustering, security software etc. I am a recognized expert in open source technologies and … more

    Senior (Level IV) Linux System admin with over 8 years of experience in installing, maintaining & troubleshooting of 100’s of Unix/Linux systems, Mailing Solutions, Virtualization, Clustering, security software etc. I am a recognized expert in open source technologies and contributor to the open source mailing system and Heartbeat clusters. I have been with CSC for 3 years. I am responsible for service and project delivery, and have been leading medium/large Infrastructure projects at CSC. As a solutions architect I have good all-round ability to juggle multiple projects and meet deadlines whilst at the same time comprehending complex and interdependent business processes. My technical expertise includes Solaris, Linux, Mail and Messaging technologies, Cluster Services, Virtualization technologies, NOC management, consulting, customer support, and internal help desk support. I have also demonstrated proficiency in optimization of legacy projects, Xen virtualization, software development, mass Red Hat-based deployments, HA Linux cluster design, Qmail clusters and NOC management in 24-hour support environments. I work in a challenging atmosphere for the interest of the company and have ability to identify and then deal with a client’s needs by translating them into appropriate technical solutions. Supports and delivered IT services based on ITIL processes, such as Configuration Management, Change Management, Problem management and Incident Management Specialties: I have extensive and in depth experience on Bind, Qmail, Sendmail, OpenVZ, Xen, LVS, openldap, heartbeat, RHCS and many more.  less

    ldap virtualization nagios linux-system-administration sendmail qmail clustering 00 more less
    • $11.11 HOURLY RATE
    • 5.0
    • 0 HOURS
    • INDIA
    • LAST ACTIVE
    • 4 PORTFOLIO ITEMS
    • 4 TESTS
  • Cloud Virtualization Engineer

    Chief Engineer, Global Engineering, Virtual Private Cloud VMware ESX/ESXi vSphere4/5, SRM, VUM View3/4/.x, Composer, Connection Server P2V, P2C Cloud Computing/IaaS/PaaS/SaaS Windows NT/2000/2003/2008, MAC, OS2, Novell Blade Server/Enclosure Engineering Project … more

    Chief Engineer, Global Engineering, Virtual Private Cloud VMware ESX/ESXi vSphere4/5, SRM, VUM View3/4/.x, Composer, Connection Server P2V, P2C Cloud Computing/IaaS/PaaS/SaaS Windows NT/2000/2003/2008, MAC, OS2, Novell Blade Server/Enclosure Engineering Project Specialist Active Directory Group Policy DNS/WINS/DHCP Windows Clustering Sharepoint HA/DR Scripting NAS, SAN Storage Exchange Antivirus Expert Security Expert Server/Client Imaging (RDP/Altiris/Ghost) Backups (Arcserve, Tivoli, DP) Design and Implementation C, Cobal, Fortran, Assembler, RPG, VB,Oracle, SQL.  less

    vmware-administration clustering 00 more less
    • $22.21 HOURLY RATE
    • 4.6
    • 0 HOURS
    • IRELAND
    • LAST ACTIVE
    • 5 PORTFOLIO ITEMS
    • 4 TESTS
  • Windows System/Citrix Engineer

    18 months experience as developer C++ in small business company. 1 year experience as Network Infrastructure Admin in HP Global Services 1 year expoerience as Windows Admin in HP Global Services. 2 years experience as Windows/Citrix Admin Tier 3 … more

    18 months experience as developer C++ in small business company. 1 year experience as Network Infrastructure Admin in HP Global Services 1 year expoerience as Windows Admin in HP Global Services. 2 years experience as Windows/Citrix Admin Tier 3 in AT&T Global Services Now gathering experience as Citrix Engineer in Allianz Business Services.  less

    windows-administration citrix-xenserver citrix-netscaler clustering 00 more less
    • $8.89 HOURLY RATE
    • NO FEEDBACK GIVEN
    • 0 HOURS
    • SLOVAKIA
    • LAST ACTIVE
    • 0 PORTFOLIO ITEMS
    • 1 TEST
  • 8+ Years of Hands on Experience in IT

    Summary Open Source Activities Mobile Application Development Project Management Product Development Risk Analysis Specialties Software Development Life Cycle Employee Relations Software Architecture Design Project Management Skills C++ (Expert, 7 years experience) Maemo (Expert, 2 years experience) Symbian C++ (Advanced, 2 … more

    Summary Open Source Activities Mobile Application Development Project Management Product Development Risk Analysis Specialties Software Development Life Cycle Employee Relations Software Architecture Design Project Management Skills C++ (Expert, 7 years experience) Maemo (Expert, 2 years experience) Symbian C++ (Advanced, 2 years experience) Linux development (Expert, 7 years experience) Linux server administration (Expert, 3 years experience) Qt (Expert, 5 years experience) Visual Basic (Advanced, 1 year experience) Perl (Advanced, 4 years experience) Product Development (Advanced, 2 years experience) Software Development (Expert, 7 years experience) GIS (Intermediate, 1 year experience) Java (Intermediate, 1 year experience) Cluster Development (Expert, 2 years experience) Mobile Applications (Expert, 6 years experience) Windows Mobile (Intermediate, 1 year experience) Flex (Intermediate, 2 years experience) BREW (Advanced, 2 years experience) Project Coordination (Expert, 4 years experience) Experience Senior Software Engineer at Ixonos April 2010 - Present CEO at Vootog July 2009 - November 2009 Project Technical Lead at SPA Computers January 2008 - July 2009 Senior Software Engineer at SPA Computers (P) Ltd January 2008 - April 2008 Software Engineer at DeviceDriven 2006 - 2008 Software Engineer at Integer Software Solutions December 2004 - July 2006 Languages English (Full professional proficiency) Malayalam (Native or bilingual proficiency) Hindi (Native or bilingual proficiency)  less

    c++ qt perl clustering 00 more less
    • $18.89 HOURLY RATE
    • 5.0
    • 0 HOURS
    • FINLAND
    • LAST ACTIVE
    • 0 PORTFOLIO ITEMS
    • 0 TESTS
  • Sr Linux / Amazon EC2 / Migrations / Nginx / Security / DevOps

    A self-motivated System and Network security administrator with more than 10 years in the management and analysis of Linux/Unix enterprise Servers (60- 70 servers). With deep and advance knowledge of highly scalable servers, Cloud Computing, High performance, Hardening Servers … more

    A self-motivated System and Network security administrator with more than 10 years in the management and analysis of Linux/Unix enterprise Servers (60- 70 servers). With deep and advance knowledge of highly scalable servers, Cloud Computing, High performance, Hardening Servers, Migrations, Ethical hacking, Development Operations - DevOps, Open Source services and Server optimization. Certifications such as: Certified Ethical Hacker - Red Hat Certified Engineer - Cisco CCNA. Expertise in: MIGRATIONS: AMAZON/Wordpress/Magento/LAMP/Cpanel migration plans and implementation, backup-restore and recovery plans. I have helped dozens of clients migrate their web sites and applications into the CLOUD. Design and build Web Servers with HIGH PERFORMANCE (LAMP, NGINX/python, Nginx/Varnish, Nginx/php-fpm, Jboss, Apache tomcat and Varnish) - Improve and Fix performance issues, service optimization, security issues and deployments. MALWARE removal and analysis: WordPress / Magento / Joomla Malware removal and remediation, Incident handling and Forensics analysis. BOOST and optimize websites with: NGINX, Varnish, REDIS, Amazon S3, Memcached, APC, apache tunning and mysql tunning, Amazon CloudFront and more. Amazon Cloud Computing (AWS) - AMAZON EC2, amazon CDN S3, amazon RDS, amazon ELB, Amazon AutoScaling, VPC, CloudFront, Route53, etc. Also Management of multiple Control panels like Rackspace Cloud Computing, SoftLayer, GoDaddy, HostGator, dreamhost and MediaTemple. Designing and deploying scalable & Highly available systems such as: Amazon Load Balancing (ELB), Hearbeat, HAProxy, mysql cluster, apache cluster... Network and web security such as: Vulnerability Assessments, Hardening servers, security audits, Penetration testing, Virus/Malware/Threats/Vulnerabilities countermeasures, web security, fail2ban, Tripwire-AIDE-OSSEC, mod_security, mod_evasive, Denial of Services (DDOS) countermeasures, Firewalls (iptables, CSF and apf), etc. VPS: Cpanel / WHM / Plesk / DirectAdmin / Webadmin - Migrations, management, hardening, configuration, maintenance and high level of Administration. Databases Administration such as: Mysql tweaking and tunning, MongoDB, load balancing and Mysql replication (Master & Slave) for High traffic. Database: Mysql tweaking and tunning, MongoDB, ElasticSearch, Apache Solr, Sphinx, lucene, MariaDB, Postgresql replication & Pgpool, Mysql load balancing and Mysql replication (Master & Slave) for High traffic. Continuous integration (CI) and Automated configurations with: Puppet, Capistrano, GIT and Fabric. Jenkins + github, Jenkins + nginx... Networking: TCP/IP high expertise, NAT, FIREWALLS, CISCO routing and switching and Packet analysis with tcpdump and wireshark. Storage solutions and Directory management: SAMBA, NFS, FTP and sftp. LVM and RAID*. SCRIPTING: Bash and python. Proficient with MAIL Servers: postfix, sendmail and Zimbra. Source control versioning: GIT and SVN. Deploying and maintaining Monitoring systems such as: nagios, ZAbbix, cacti and Jboss Operation Network (JON). Backups solutions: amanda, rsync, Amazon backups and rsnapshot. Research & development (R & D) for any open source service and technology.  less

    network-security amazon-ec2 nginx linux-system-administration penetration-testing apache-administration jboss ubuntu virtualization samba security bash mysql amazon-rds amazon-web-services nagios rackspace-cloudservers clustering iptables centos git apache-tomcat unix-system-administration varnish-cache django-framework 00 more less
    • $24.99 HOURLY RATE
    • 4.9
    • 4632 HOURS
    • MEXICO
    • LAST ACTIVE
    • 6 PORTFOLIO ITEMS
    • 4 TESTS
  • AWS Certified Solutions Architect, Senior Linux / Cloud Expert, DevOps

    I am APN Consulting Partner: https://aws.amazon.com/partners/overview/consulting-partner/ and AWS Certified Solutions Architect: http://aws.amazon.com/certification/ with 7 years on odesk! I demonstrate knowledge, skills and proficiency with AWS services and can help customers … more

    I am APN Consulting Partner: https://aws.amazon.com/partners/overview/consulting-partner/ and AWS Certified Solutions Architect: http://aws.amazon.com/certification/ with 7 years on odesk! I demonstrate knowledge, skills and proficiency with AWS services and can help customers of all sizes design, architect, migrate, or build new applications on AWS. I have gain access to a range of resources that will enable me to better help my customers deploy, run, and manage applications in the AWS cloud. I have also experience with other cloud solutions like Gogrid, Rackspace, Rightscale, Scalr, Linode, Digital Ocean. I am Linux administrator of the RedHat/Centos, Ubuntu/Debian distributions with preparing the Scalable and Highly Available Products using automation by Puppet/Chef/Capistrano/Elastic Beanstalk/Opsworks/Cloudformation software.  less

    amazon-web-services amazon-ec2 amazon-s3 amazon-rds puppet-administration unix-system-administration perl linux-system-administration unix-shell clustering apache-administration lamp-administration python mysql mail-server-implementation virtualization nagios scalr rightscale zabbix bash postgresql apache-tomcat openvpn squid subversion capistrano postfix centos ubuntu apache-solr mongodb rackspace-cloudservers varnish-cache jenkins redis 00 more less
    • $38.89 HOURLY RATE
    • 4.9
    • 5072 HOURS
    • CZECH REPUBLIC
    • LAST ACTIVE
    • 8 PORTFOLIO ITEMS
    • 7 TESTS
    GROUPS:
  • AWS Architect/Engineer/Devops

    Over the last 9 years, I have been working as technical support engineer/team leader/infrastructure architect for several large companies (hosting companies with more than 1000 of dedicated and several dozens of VPS servers, ecommerce application companies, small and … more

    Over the last 9 years, I have been working as technical support engineer/team leader/infrastructure architect for several large companies (hosting companies with more than 1000 of dedicated and several dozens of VPS servers, ecommerce application companies, small and large companies with different cloud setups from several to several hundreds of instances) My competency lies in planning, development, deployment and setup of new production environments, troubleshooting/support/improvement of existing production systems based on Linux/Unix. Have a lot of experience in automation/monitoring/backup of different distributed environments with LAMP stack and other applications, different clustering, scalability and high-availability techniques.  less

    linux-system-administration amazon-ec2 clustering bash apache-tomcat ftp dns centos ubuntu subversion atlassian-jira mysql nagios lamp-administration memcached git rightscale amazon-web-services unix-shell redis squid haproxy mail-server-implementation postfix qmail apache-administration project-management github version-control plesk load-testing devops 00 more less
    • $33.33 HOURLY RATE
    • 5.0
    • 1129 HOURS
    • RUSSIA
    • LAST ACTIVE
    • 2 PORTFOLIO ITEMS
    • 11 TESTS
  • Cloud Systems Architect, Amazon AWS expert, Linux Admin

    I'm experienced Linux Server Administrator (over 9 years) , cloud based platforms administrator (mostly on Amazon aws, Elastichost services, Rackspace, GoDaddy, Dreamhost). I'm also Software Engineer with master degree (Computer science/Software engineering). Projects developement manager. My experience: Projects … more

    I'm experienced Linux Server Administrator (over 9 years) , cloud based platforms administrator (mostly on Amazon aws, Elastichost services, Rackspace, GoDaddy, Dreamhost). I'm also Software Engineer with master degree (Computer science/Software engineering). Projects developement manager. My experience: Projects on Cloud IaaS providers management Linux based servers solutions Amazon AWS cloud solutions Migrations to Amazon AWS platform PaaS platform (RedHat OpenShift) System tasks: CentOS, RedHat, Fedora (administration, configuration, backup solutions, audit, optimization, benchmarking) Amazon AWS - running projects on EC2, RDS, VPC, SimpleDB, S3, CloudFront, Route 53 dns, ELB, AutoScaling, CloudWatch, ElastiCache, IAM, SES, SNS services. VPS: Cpanel / WHM / Plesk / DirectAdmin / Webadmin - Migrations, management, hardening, configuration, security maintenance. Backup solutions - Centralized Backup Server With Amanda, Tarsnap service, backups on Amazon AWS, AWS EBS snapshoting scripts. VMware (VCP certified) - vSphere ESX servers, vCenter servers, VMware View infrastructure administrator Webhosting, LAMP stack Experience with HPC clusters, HPC management software for Linux systems including multiple Linux operating systems, linking and building libraries Development, testing, stageing environments installation,preparation for production/developement process (svn, git, jenkins, bash scripts, phing) Experience with scripting language such as PHP, JS, Bash-Scripting, NodeJS env Cloud SaaS services: goolge apps, owncloud Atlassian software installation, setup (jira, confluence) Wordpress, Drupal installations CloudFront solutions for wordpress, drupal CloudFront streaming service for audio/video S3 and CloudFront for static/dynamic sites  less

    vmware-administration amazon-web-services amazon-ec2 amazon-s3 virtualization centos linux-system-administration database-administration amazon-rds iptables git unix-system-administration apache-administration apache-tomcat apache-ant cakephp security clustering bash data-backup svn tortoise-svn sendmail project-management jenkins rightscale wordpress video-streaming load-balancing fedora redhat-administration dns bash-shell-scripting 00 more less
    • $16.67 HOURLY RATE
    • 4.7
    • 65 HOURS
    • LITHUANIA
    • LAST ACTIVE
    • 0 PORTFOLIO ITEMS
    • 6 TESTS
  • Your Pro

    Hello I have experience in the development of wide range server systems and web applications. I work in the largest IT company in my country for about 7 years as a network engineer and web architect. I have advanced knowledge … more

    Hello I have experience in the development of wide range server systems and web applications. I work in the largest IT company in my country for about 7 years as a network engineer and web architect. I have advanced knowledge of construction and administration of server systems, networks, databases, web architecture and service monitoring and support.  less

    linux-system-administration website-development php mysql database-administration lamp-administration network-administration dns database-management database-testing clustering rackspace-cloudservers amazon-web-services xml-web-services web-content-management cisco-routers cisco-ios vpn jquery ajax html css3 adobe-photoshop mailchimp mail-server-implementation domain-migration computer-networking bash redhat-administration unix-system-administration apache-administration 00 more less
    • $22.22 HOURLY RATE
    • 5.0
    • 756 HOURS
    • BULGARIA
    • LAST ACTIVE
    • 5 PORTFOLIO ITEMS
    • 6 TESTS
    GROUPS:
  • Technical SEO Copywriter

    Consultancy with on-site analysis, research, SEO, . I can provide an effective SEO strategy including link building, keyword research, on site optimization and content strategy. We can craft short and long term strategies to get your website to the top of Google.

    windows-administration network-administration microsoft-hyper-v-server clustering virtualization vmware-administration seo seo-keyword-research seo-backlinking copywriting 00 more less
    • $33.33 HOURLY RATE
    • 4.5
    • 6 HOURS
    • UNITED STATES
    • LAST ACTIVE
    • 2 PORTFOLIO ITEMS
    • 12 TESTS
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