Alexey N. Kovyrin

Company: Galt Networks Inc.
Project Dates: July 2006 - Present
Status: production
Name: TrafficValet
Technologies/Software:

• nginx (hosting web servers),
• Linux VServer (provides better security for jailed software),
• PowerDNS (Serving DNS for parked domains),
• MySQL (multi-reader scheme with replication inside of mysql cluster),
• PHP (own OO framework, system management automation),
• Nagios (monitoring)

Roles:

• Unix System Administration,
• Server Software and Scalable System Design,
• Backend Development,
• Some parts of Frontend Development

Company: XooX Inc. (Canada)
Project Dates: July 2006 - Present
Status: beta testing
URL: http://www.zippyvideos.com/
Technologies/Software:

• nginx (reverse-proxy servers for frontend parts of site),
• lighttpd (streaming servers cluster with application level balancing),
• NFS (+set of php scripts for distributed storage implementation),
• mplayer/mencoder (thumbnails, video files management, etc),
• Flix SDK (flash videos encoding),
• Linux VServer (provides better security for jailed software),
• TinyDNS (Serving DNS for zippyvideos.com domain),
• MySQL (multi-reader scheme with replication inside of mysql cluster),
• PHP (own OO framework, system management automation),
• Nagios (clusters monitoring)

Roles:

• Unix System Administration,
• Server Software and Scalable System Design,
• Backend Development,
• Some parts of Frontend Development

Company: Okhei Ltd. (Switzerland/USA)
Project Dates: October 2005 - Present
Status: in progress
URL: http://www.croesuslink.com/
Technologies/Software:

• IPVS (hosting cluster: HTTP requests balancing),
• Linux VServer (jailed web hosting - virtual dedicated servers),
• Heartbeat (hosting cluster: ipvs frontend failover) ,
• Apache (hosting cluster and web-based management console),
• MaraDNS (DNS with Self-written MySQL interoperation module for effective user domains parking),
• MySQL 4.1 (users database, domains database, request logs),
• Perl (DBI, CGI, system management automation, web-based management console, mod_perl for stat counters),
• Pure-Ftpd (ftp access to virtual-hosts with disk quotas),
• OpenSSH (ssh access to virtual-hosts),
• Nagios (cluster monitoring)

Roles:

• Unix System Administration,
• Server Software and Scalable System Design,
• Programming,
• Software Testing

Company: Okhei Ltd. (Switzerland/USA)
Project Dates: March 2005 - July 2005
Status: released
URL: http://www.servik.com/
Technologies/Software:

• IPVS (hosting cluster: HTTP requests balancing),
• Heartbeat (hosting cluster: ipvs frontend failover) ,
• ha_nfs + drbd (nfs-shared storage for hosting cluster nodes),
• Apache (hosting cluster and web-based management console),
• PowerDNS (DNS with MySQL backend for effective user domains parking),
• MySQL 4.1 (users database, domains database),
• Perl (DBI, CGI, system management automation, mod_perl for banner rotation system, hosting limits realisation and visit counters),
• ProFTPd (ftp access to virtual-hosts),
• Nagios (cluster monitoring)

Roles:

• Unix System Administration,
• Server Software and Scalable System Design,
• Programming,
• Software Testing

Company: Okhei Ltd. (Switzerland/USA)
Project Dates: October 2004 - March 2005
Status: released
URL: https://secure.croesusonline.com/
Technologies/Software:

• Apache (Control Panels, Registration Pages, etc),
• mod_ssl (with Thawte Inc. certificates),
• MySQL (users database, credit cards database, miscellaneous logs),
• Perl (SOAP, DBI, CGI, recurring operations, web-based console, credit card bank terminal interoperation)

Roles:

• Unix System Setup and Administration,
• System and Software Design,
• Programming,
• Software Testing