List of some of the bugs I have fixed and/or reported. Notice that before 2010, Oracle/Innobase (not part of MySQL) used a private bug database in addition to the public bugs.mysql.com. In 2011 the whole MySQL team (including the InnoDB team, everybody now part of Oracle) switched into using a private bug database.
DataMax JSC / ePay.bg is a company specialized at developing bank and electronic payments software.
tech stack: C, autotools, Perl, Oracle, SQL
Design, develop and maintain UNIX backend applications, including:
Background daemons, serving client connections and using Oracle and MySQL
Oracle - PL/SQL procedures, triggers, packages
Install, secure and support several server machines: firewall/NAT box, VPNs machine, application software server, MySQL server
DMODD (DataMax Oracon Dispatch Daemon) - a middle layer between a Windows GUI application and an Oracle database server with the purposes of making the communication fast and securing the database
ASN (Account Status Notify) - Send SMS messages to bank's clients, containing information about their bank accounts
GIS (Generic Informing System) - A SMS gateway introducing single SMS send/receive protocol to/from all mobile operators. Does authentication, accounting and messages retransmitting upon communication and/or power failure
Mpay (Mtel pay) - Allow mobile operator's clients to pay their mobile phone bills by sending a single SMS. Clients need to do one-time registration on an ATM with their debit/credit card and ever after that send a single SMS to a predefined number, when they will to pay their bill
Software Engineer & Network Administrator @ ETrade SA (Oct 2001 - Aug 2002)
ETrade SA was an internet shop. It does not exist nowadays.
tech stack: Linux, Apache, MySQL, Perl, PHP
Develop and support the LAMP installation at http://www.etrade.bg and https://www.etrade.bg/admin
Maintain the network security
Administering apache+SSL+PHP, qmail+vpopmail, mysqld, bind and other daemons