... knowledge, 
experience, 
cooperation ...

Hi :-)
My name is Adrian. I am an IT expert operating for years mainly in the financial sector. I specialize in Oracle databases, but I am also familiar with other fields, such as operating systems, programming and networks. I work on both local systems as well as in cloud environments (private and public). I'm curious too area of ​​automation and monitoring. I implement and maintain demanding systems the highest level of security and 24/7 availability. I like cooperation in a team, I love exchanging knowledge and solve problems together.
Professional career
ING Hubs Poland (from 2022)
DevOps Engineer IV (Expert)
Oracle Database Administrator
Getin Noble Bank S.A. (2010 - 2022)
currently VeloBank S.A.

  • Database Administrator
  • Senior Database Administrator
  • Database Team Manager
  • Expert, Database Team
Comarch S.A. (2005 - 2010)

  • Junior Programmer
  • Programmer
  • Information Systems Architect
Technologies and skills
Databases and tools for their use
Oracle 9i/10g/11g/12c/18c/19c | Oracle RAC | Oracle Data Guard | Oracle Vault | Oracle Golden Gate | Quest SharePlex | Oracle Enterprise Manager Cloud Control 12c/13c | Delphix for Oracle | MySQL | Hadoop Cluster | PostgreSQL | DB2 | OpenLDAP | SUN Directory Server | MSSQL 2000/2005
Operating systems
RedHat | Slackware | Debian | Solaris | FreeBSD | AIX | Windows Server
Programming languages ​​/ scripting languages
C / C + + | C # | JAVA | Visual Basic |  Pascal | Python | HTML | XML | Javascript | PHP | SQL | PL/SQL | dBASE | Assembler | Delphi | . NET | LaTeX | Bash | AWK
Application servers
Oracle WebLogic | IBM WebSphere | Apache Tomcat | Jboss Application Server
Networks and network services
Web (Apache, IIS, Sun WebServer) | MTA (Exim, Qmail, Postfix, Sendmail, Sun Messaging Server), Firewalls (iptables, ipchains) | Samba | SSL | LAN | WAN
Other
Azure, AWS, OCI, Private Cloud | Oracle Exadata | Servers (SUN, HP, IBM) | Cisco equipment (switches, load balancers) | Tape Library | Disk Arrays | GIT, SVN
Education i training
Training and courses

Pedagogical course – obtaining teaching qualifications | 2373B Programming with Microsoft Visual Basic .NET | 1013 Mastering Visual Basic 6 Development | Object-oriented analysis and design using language UML | SQL language for accessing the Oracle database | Tuning SQL performance | "DataBase Administrator" |  | BEA WebLogic Server 9/10: System Administration Ed 1 | Oracle Database 11g: New Features for  Administrators | Oracle Database 11g: Performance Tuning Ed 2 | Oracle 11g Performance | Oracle performance 11g advanced tools | System performance analysis based on the Oracle database engine | Oracle GoldenGate Advanced administration | Hadoop Administrator | Oracle Database 12c: new solutions for developers and administrators | MongoDB for Administrators | Administracja CyberArk | Lean IT® Foundation | Toad Advance | Tech Reliability Fundamentals @ING | ING Private Cloud - IPC Fundamentals @ING

Master's studies
University of Silesia in Katowice

Higher vocational studies (3 years). Title bachelor's degree. Faculty of Mathematics, Physics and Chemistry. Major: physics, in the field of physics IT.
Bachelor's degree studies
University of Silesia in Katowice

Master's studies (2 years). Title master's degree. Department of Computer Science and Materials Science. Major: computer science.
Interests and passions
Mountain biking
Gadgets and technologies
Physics
Astronomy
Photography
Survival
Motorsports (F1, WRC, Dakar)
Music (rock, metal, blues, jazz)
Economy and finance
If you are interested in cooperation, Please contact me using my social media or the form below.
Adrian Walica
Siemianowice Śląskie, Poland