Rackspace Cloud Servers Developers & Programmers

Showing 5 freelancers

Rackspace Cloud Servers Developers & Programmers

Showing 5 freelancers

  • PHP/Python/C/MySQL/Erlang/RabbitMQ Applications Developer

    IT generalist with experience in system administration, application and web service development, and network setup/configuration.

    python php c c# kohana git erlang .net-framework unix-system-administration bash microsoft-excel javascript jquery web-scraping crawlers amazon-web-services rackspace-cloudservers html html5 mysql joomla django-framework wordpress mediawiki linux-system-administration centos amqp paypal-integration 00 more less
    • $83.33 HOURLY RATE
    • 5.0
    • 240 HOURS
    • UNITED STATES
    • LAST ACTIVE
    • 0 PORTFOLIO ITEMS
    • 4 TESTS
  • Expert Linux, Unix sysadmin,devops

    Hello, I am an experienced programmer & system Administrator with expertise in high performance system infrastructure, customized deployment solutions, configuration management, monitoring, python , Django development, REST based backend systems and related infrastructure support. I am in process of becoming Official Amazon … more

    Hello, I am an experienced programmer & system Administrator with expertise in high performance system infrastructure, customized deployment solutions, configuration management, monitoring, python , Django development, REST based backend systems and related infrastructure support. I am in process of becoming Official Amazon Provider Network Member - Consulting Partner [https://aws.amazon.com/partners/overview/consulting-partner/]. Highlights: 1. Created an infrastructure with over 4000 servers (physical as well as cloud servers aws, rackspace and go grid) distributed in 4 regions , implemented monitoring, ha, replication, configuration management. Recruited a team of 3 sys admin's , trained them and supported platform 24/7 with 3 engineers. 2. Have worked with several technologies and scaled it for high volume with massive cost savings. 3. Created a unified platform to interact with multiple public clouds. ( aws, go grid , rackspace with custom python based system) 4. Designed a geo-distributed, full tolerant with a SLA of 99.99999 deployment and deployed it using Amazon Cloud, Rackspace Cloud,gofrid cloud and on physical servers 5. Designed a scalable storage system using open source and commodity hardware. I have managed large (4000+) servers for my employers and clients, which include GE, Wipro, Lehman Brothers & Glam Media. I have managed IT security for GE and banking sectors (built a DC and developer shop for Lehman brothers in china). I now offer remote system management consultancy and training services. I have attached my linked in profile and references if you need them. I have designed, developed and maintained large scaling, load-balanced and redundant infrastructure for many clients. Most of the infrastructure I have designed are, • fully automated (saltstack/puppet and deployment via various code deployment tools integrated with git or subversion) • auto-scale (on demand scaling) • auto-heal and auto curate • fully load-balanced • in required cases geo-distributed • Monitored with custom performance plugins, logstash, nagios, check_mk, zenoss This infrastructure architecture and deployments were in different environments • Dedicated servers at various isps • Virtualized Environment (Xen, KVM, VMware and others) • Public cloud: Amazon, Rackspace, GoGrid, and others • Private Cloud:= openstack • Different Business Verticals, • Ecommerce • Social Application (www.ning.com ) • Big Data Analysis and Analytics • Media (audio and video) • Online Advertising • Banking, • BPO / KPO Web Servers (Apache, lighttpd, Nginx, Cherokee) Load Balancers (HAProxy, Nginx, Pound, LVS, balance, Varnish, Zeus Load Balancer) Ruby on Rails (Phusion Passenger, Unicorn) Python (mod_python, uWSGI, gunicorn) Java (Tomcat, Glassfish, Jetty, Jboss) Database/DataStores (Mysql + variants, Postgresql, Oracle, Mongodb, Memcached, Redis, Riak, Membase/CouchDB, nd others) Data Analysis (Hadoop, Bigdata) Distributed File System (Glusterfs, Coda, Ceph, pVFS, Lustre, ZFS, OneFS, XtreemFS) Search (Solr, Lucene, Nutch, ElasticSearch, Lily, Katta) Caching (varnish, memcache, flashcache) Monitoring (Nagios, Munin, Icinga, Ganglia, cacti, ntop, op5, Zabbix, pandoraFMS, OpsView and others) DNS (bind, tinydns,) Mail (postfix/sendmail/qmail/exim, Dovecot/Courier) Security (Snort, Splunk, Samhain, OSSEC, OSSIM, Suricata) Centralized logging (rsyslog+loganalyzer, splunk, zlogfabric, octopussy, Samhain, Graylog2, Kibana, Log.io, OpenTSDB, Flume, Scribe CMS (wordpress, joomla, mambo, typo3, etc and other custom developed CMS) and many other applications and services Most of these infrastructure architecture are for high volume traffic web application or for massive computing requirements. I can help you in following way. • python, django, golang web app development, REST back-end • code deployment, automation • Efficient monitoring system and notification configuration • OS updated and performance tuning of kernel to support database & applications. • Backup solution to take backup and transfer to offsite. • A configuration management ( saltstack / puppet/ cfengine) and load balancing solution. • • Source control using git, svn • On call support.  less

    linux-system-administration haproxy clustering rackspace-cloudservers python php apache-administration postfix mysql ruby ruby-on-rails nginx postgresql mongodb nagios 00 more less
    • $33.33 HOURLY RATE
    • 5.0
    • 21 HOURS
    • INDIA
    • LAST ACTIVE
    • 0 PORTFOLIO ITEMS
    • 1 TEST
  • Expert IOS, Android developer, Web Developer with 2500+ hours

    I’m an expert in developing many kinds of mobile and desktop applications. I can help you upload to app store and am very well use to testflight.com. I'm aiming at building highest quality apps which should be … more

    I’m an expert in developing many kinds of mobile and desktop applications. I can help you upload to app store and am very well use to testflight.com. I'm aiming at building highest quality apps which should be more competitive than others in the market. Equipped with most up-to-date technologies and always keep a sharp eye on the trends of markets. Over the last 10+ years, I have developed a wide range of social networks including sites for start up companies and small businesses. My core competency lies in complete end-end management of a new business development project. I'm seeking opportunities to build the app from the ground up for you or your business. My expertise covers: - iOS (iPhone/iPad) Development, Android Development - Social integration like Facebook, Twitter, LinkedIN - Cloud server deployment - Location Based Applications - Google Map Service, Foursquare API, Google Maps API V2, Geo-fencing and tracking, Parse SDK - In app purchase, Push Notification by using APNS - Image editing and image processing, Image Manipulation, Photo Filter, Saturation, Sharpness, Contrast, Hue, Brightness, etc. - Camera API - Audio/Video Processing - Backend, Web service, JSON, XML, REST, SOAP, MySQL, SQLite, HTML5, PHP, Java, Dot Net - Web Design (HTML4/5, JavaScript, PHP5) - Github, SVN, Redmine, JIRA, Testflight, Dropbox, Amazon - Advertise : iAd, Admob, Adwirl  less

    iphone-app-development ios-development android-app-development objective-c java core-java gps-development project-management vpn openvpn google-apps-api facebook-api twitter-api tumblr sql mysql rackspace-cloudservers soap augmented-reality animation call-handling network-security image-processing image-editing photo-editing photo-manipulation social-media-marketing socialengine opengl svn tortoise-svn atlassian-jira atlassian-confluence tcp-ip smtp ftp ssl bluetooth cocoa sqlite paypal-integration facebook-marketing payment-gateway-integration cpanel skype odesk-api amazon-web-services github youtube-api sms-gateway video-editing video-conversion video-streaming 00 more less
    • $13.33 HOURLY RATE
    • 5.0
    • 958 HOURS
    • INDIA
    • LAST ACTIVE
    • 10 PORTFOLIO ITEMS
    • 7 TESTS
    ASSOCIATED WITH:
  • VoIP & SMS Consultant - Very strong Linux, Java and Python skills

    Over the last years I have been feeling comfortable working remotely with LINUX servers via SSH sessions (text console), while managing ASTERISK, KANNEL (SMS Gateway) or writing WEB SERVICES scripts in both JAVA and PYTHON. I am skilled in many … more

    Over the last years I have been feeling comfortable working remotely with LINUX servers via SSH sessions (text console), while managing ASTERISK, KANNEL (SMS Gateway) or writing WEB SERVICES scripts in both JAVA and PYTHON. I am skilled in many technologies such as TOMCAT, JBOSS, CGI scripting, AGI, building IVR apps, VIRTUALBOX and others. My IDE? ECLIPSE & PyCHARM. I love finding solutions to very complex requirements; I feel I do this very well. Searching and trying new technologies that could be applied on each project is something I totally enjoy. I would like to be involved in a project requiring our team to do lot of research while developing pioneering products. If such project has good social impacts: much better! Improving quality of life for people around the globe using my tech skills would be a great aim.  less

    voip-administration voip-software asterisk sip python java mysql sql perl linux-system-administration unix-shell j2ee apache-tomcat java-servlets-development ssh sms sms-gateway smpp javascript jboss apache-administration glassfish microsoft-visual-basic devexpress c c++ virtualization vaadin-framework mvvm zk play-framework xml-web-services android-app-development ubuntu data-mining rackspace-cloudservers 00 more less
    • $30.00 HOURLY RATE
    • 4.5
    • 160 HOURS
    • NICARAGUA
    • LAST ACTIVE
    • 0 PORTFOLIO ITEMS
    • 6 TESTS
    ASSOCIATED WITH:
  • 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
    • $16.67 HOURLY RATE
    • 5.0
    • 137 HOURS
    • BANGLADESH
    • LAST ACTIVE
    • 6 PORTFOLIO ITEMS
    • 10 TESTS
    ASSOCIATED WITH:
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