Rackspace Cloud Servers Developers & Programmers

Showing 8 freelancers

Rackspace Cloud Servers Developers & Programmers

Showing 8 freelancers

  • 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
    • 4.8
    • 5284 HOURS
    • MEXICO
    • LAST ACTIVE
    • 6 PORTFOLIO ITEMS
    • 4 TESTS
  • DevOps Engineer / Sr Linux SysAdmin / Developer

    I am an accomplished Systems Administrator with over 10 years professional experience building infrastructure and platforms for startups, small organizations, the enterprise data center and the cloud. My primary specialties are creating DevOps tool chains, building infrastructure for SaaS and … more

    I am an accomplished Systems Administrator with over 10 years professional experience building infrastructure and platforms for startups, small organizations, the enterprise data center and the cloud. My primary specialties are creating DevOps tool chains, building infrastructure for SaaS and PaaS and all things open source. I began my career as a traditional software developer but saw my interests shift towards the intersection of systems and development - now what people refer to as DevOps. My knowledge of programming languages and systems administration allows me to integrate and automate much of my work. Here is a brief sampling of skills and technologies I am currently (2014) working with: Linux - RHEL, CentOS, Ubuntu, Debian, Amazon Datastores - MySQL, PostgreSQL, Memcached, Redis, MongoDB, ElasticSearch Monitoring - Nagios, Munin, Cacti, Monit, Sensu, Graphite, Supervisord Management - Chef, Puppet, Ansible, Docker, Etcd Platforms - AWS, Rackspace, Google, Linode, DigitalOcean, Heroku, EngineYard, Deis Frameworks - Rails, Sinatra, Pyramid, Express Lanaguages - Ruby, Python, Perl, PHP, CoffeeScript SCM - Git, SVN, Mercurial  less

    linux-system-administration devops system-automation data-center-operations redhat-administration amazon-web-services rackspace-cloudservers 00 more less
    • $72.50 HOURLY RATE
    • 4.8
    • 2361 HOURS
    • UNITED STATES
    • LAST ACTIVE
    • 6 PORTFOLIO ITEMS
    • 2 TESTS
  • AutoIT expert with C, C++, C#, VB, Inno Setup & ImageMagick skills.

    I have five years experience of developing applications using C, C++, C#.net,VB, AutoIT, Inno Setup Script, MS-Access and SQL Server. I'm here to obtain positions, where I can maximize and utilize my development skill. … more

    I have five years experience of developing applications using C, C++, C#.net,VB, AutoIT, Inno Setup Script, MS-Access and SQL Server. I'm here to obtain positions, where I can maximize and utilize my development skill.  less

    autoit c# .net-framework c++ cobol image-editing statistics microsoft-access mysql tcp-ip rackspace-cloudservers administrative-support microsoft-excel 00 more less
    • $16.67 HOURLY RATE
    • 4.8
    • 1587 HOURS
    • INDIA
    • LAST ACTIVE
    • 0 PORTFOLIO ITEMS
    • 6 TESTS
    ASSOCIATED WITH:
  • Senior Linux/UNIX Administrator. Computer Security Expert. CISSP

    Mariusz is professional Linux Security Administrator & Web Application Penetration Tester with 8 years of experience in the IT field. His expertise ranges from designing, building and maintaining highly available systems to analysis of subtle security and performance related issues. Mariusz … more

    Mariusz is professional Linux Security Administrator & Web Application Penetration Tester with 8 years of experience in the IT field. His expertise ranges from designing, building and maintaining highly available systems to analysis of subtle security and performance related issues. Mariusz holds CISSP certification (ID# 478556) - globally recognized standard of achievement that confirms an individual's knowledge and experience in the field of information security. He specializes in: .:: High availability ::. Building robust and reliable web hosting solutions based on such technologies as: UNIX/Linux (CentOS, Debian, Ubuntu, Solaris, FreeBSD); apache2/nginx + php-fpm; php-apc; varnish; mysql/postgresql; mongoDB; memcached; openVZ; Amazon web services (EC2, S3, ELB). .:: Linux hardening & intrusion detection ::. php-suoshin; chrooting (jailkit, mod_chroot); mod_security; mod_evasive; snort; clamav; logwatch; aide; OSSEC; iptables; web server configuration hardening. .:: Troubleshooting & performance tuning ::. Server analysis under high loads and identifying performance bottlenecks: siege; ab; mod_info; mod_status; strace; application analysis: xdebug + kcachegrind .:: Security analysis ::. experience in black-box testing: using such tools like: nikto2; skipfish; ratproxy; sqlmap; nmap; custom test cases: bash + curl; SPIKE Proxy; preaparing meaningful report. Post-intrusion analysis: malware removal; investigating break-ins; remedation recommendations; network forensics. .:: Programming ::. strong knowledge of following programming languages: bash, C/C++, PHP, Python  less

    linux-system-administration lamp-administration apache-administration nginx mysql nagios puppet-administration amazon-web-services rackspace-cloudservers tcp-ip unix-shell security bash c php penetration-testing network-security virus-removal 00 more less
    • $17.00 HOURLY RATE
    • 4.8
    • 71 HOURS
    • POLAND
    • LAST ACTIVE
    • 1 PORTFOLIO ITEM
    • 9 TESTS
  • Linux/Windows Administrator, Virtulization, Cloud & Clustering Expert

    10 years of experience in linux & windows administration. I've successfully setup no. of clusters for FTP, Web, Active Directory / LDAP, Exchange & Mysql. Successfully setup cloud on 25 TB SAN. I am expert in virtulization (OS Level/Hypervisor) and clustering … more

    10 years of experience in linux & windows administration. I've successfully setup no. of clusters for FTP, Web, Active Directory / LDAP, Exchange & Mysql. Successfully setup cloud on 25 TB SAN. I am expert in virtulization (OS Level/Hypervisor) and clustering. I've used Xen, Virtuozzo, OpenVZ, VM Ware Esxi. I also have good experience in PHP, Photoshop, Dreamweaver, Flash, HTML, CSS, Javascript & SEO  less

    amazon-web-services clustering virtualization link-building seo linux-system-administration embedded-linux ubuntu rackspace-cloudservers web-design 00 more less
    • $30.00 HOURLY RATE
    • 4.9
    • 2389 HOURS
    • INDIA
    • LAST ACTIVE
    • 5 PORTFOLIO ITEMS
    • 14 TESTS
    ASSOCIATED WITH:
  • Systems Administrator / Developer

    I have a BS degree in IT Computer Networks and I am a System Administrator, Technical Support Specialist with more than 10 years of experience, planning and implementing computer systems and networks. I have in- depth knowledge of Linux Server … more

    I have a BS degree in IT Computer Networks and I am a System Administrator, Technical Support Specialist with more than 10 years of experience, planning and implementing computer systems and networks. I have in- depth knowledge of Linux Server Administrator and IT Technical Manager. I have strong experience with discussion, elaboration and implementation customer requirements as well as company’s needs. Demonstrate by my adeptness in Web server (LAMP) deploying, configuration, optimization, and security protection as well as Bash scripting development. In addition I have extensive knowledge of Open Source CMS architecture and able to develop and maintain web-sites, optimize MySQL databases, customize components and layouts and implement security measures. I managed R&D department at previous job and made negotiation with customers regarding improving, fixing, and customization company’s software. I possess well-honed leadership and interpersonal skills and am experienced in supervising various IT professionals and engineers as well as experts in other technical fields. I am a reliable team player also capable of working independently and prioritizing tasks utilizing flexible approaches, expertise in problem solving with outstanding research skills, able to work efficiently and deliver results even without any solid background or experience in assigned area. I continue to learn new technologies for improving and increasing my skill, knowledge and mental.  less

    lamp-administration wordpress joomla perl bash centos varnish-cache python mongodb rackspace-cloudservers mysql apache-administration unix-shell redhat-administration 00 more less
    • $35.00 HOURLY RATE
    • 5.0
    • 9 HOURS
    • UNITED STATES
    • LAST ACTIVE
    • 2 PORTFOLIO ITEMS
    • 7 TESTS
  • Linux administration/ CCNA / Network administration

    In Linux platform i have experience in all kind of server configuration and maintenance experience such as DNS, Apache web server, sand-mail, qmail, postfix, samba server, Telnet , ssh, ftp, nfs, proxy, squid, iptables, ipchains, firewall, gateway server, server migration, home … more

    In Linux platform i have experience in all kind of server configuration and maintenance experience such as DNS, Apache web server, sand-mail, qmail, postfix, samba server, Telnet , ssh, ftp, nfs, proxy, squid, iptables, ipchains, firewall, gateway server, server migration, home directory migration, Storage management (RAID, LVM), Round Robin, Secure Socket Layer, php config, Mysql server, Server Backup , Shell Scripting. I have knowledge of ISP setup. Different types of monitoring tools such as MRTG, Nagios, Cacti, Zabbix. In windows platform i have experience in windows server 2008 administration All of the component of Active Directory, DNS, web , user management, Disk management, Quota System etc.  less

    manual-testing regression-testing unit-testing c mail-server-implementation cisco-routers linux-system-administration atlassian-jira atlassian-confluence vmware-administration zabbix nagios dns qmail apache-administration iptables squid postfix ssl cpanel firewalls sendmail rackspace-cloudservers amazon-web-services ubuntu openbravo-pos 00 more less
    • $11.11 HOURLY RATE
    • 5.0
    • 0 HOURS
    • BANGLADESH
    • LAST ACTIVE
    • 4 PORTFOLIO ITEMS
    • 4 TESTS
  • AWS(VPC, EC2, S3), Rackspace, DigtalOcean, Linux/Unix Cloud Architect.

    A planned work can bring up a secure system with great performance. With my expertise and efficiency I can help you by creating an effective system which can take your business one step ahead without spending much later, where you … more

    A planned work can bring up a secure system with great performance. With my expertise and efficiency I can help you by creating an effective system which can take your business one step ahead without spending much later, where you will have enterprise level work and quality. I am providing the following services for more than 7 years: > Linux System Management and Configuration. > Amazon(AWS), Rackspace, Digital Ocean, High availability system solution with load balancing, clustering, Scaling, CDN, Mysql Replication etc. > Control Panel: WHM/cPanel, Plesk, Webmin/Virtualmin, ISPConfig. > Web server configuration and optimization such as Apache, Nginx, Light httpd, Tomcat etc. > Database server configuration and optimization like MySQL, PostgreSQL. > Email server: Postfix, Sendmail, Roundcube, Squirrelmail, Exim. > Monitoring System: Nagios, Cacti, Zabbix etc. > Ticket Management: OTRS, Redmine etc. > VOIP: Asterisk, FreePBX.  less

    unix-system-administration apache-administration voip-administration linux-system-administration lamp-administration asterisk freepbx plesk whm whmcs mail-server-implementation smtp dns mysql oracle-database amazon-web-services voip-software amazon-ec2 amazon-s3 load-balancing clustering virtualization rackspace-cloudservers tcp-ip postfix network-planning network-security squid centos ubuntu windows-xp-administration wordpress redhat-administration redmine 00 more less
    • $22.22 HOURLY RATE
    • 5.0
    • 137 HOURS
    • BANGLADESH
    • LAST ACTIVE
    • 6 PORTFOLIO ITEMS
    • 10 TESTS
    ASSOCIATED WITH:
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