§ Constructing data architecture for Postgres § SQL and PLpgSQL development § Java development using Spring Boot § Consulting analytics on project data architecture

§ SQL queries development and tuning § PL/SQL functions, procedures, packets development § Java desktop application development § Developer's code review § Consulting data analytics

§ Project architecture design § Constructing API § Database structure § SQL, PLpgSQL development § Android application development in Java § Administering UNIX OS, DBA

§ Reports development § Packages, procedures, functions and triggers development and optimizing in PL/SQL, tuning the queries § Oracle database administering § CRM interfaces development

§ Reports development § Gateways development in the heterogeneous environment § Packages, procedures, functions and triggers development and optimizing in PL/SQL, tuning the queries

§ Oracle databases installations planning and installing § RDBMS structure design and development § Packages, procedures, functions and triggers development and optimizing in PL/SQL, tuning the queries § Oracle Database solutions technical consulting.

§ Oracle Database planning and installation § Structure database design and develop § Packages, procedures, functions and triggers development and optimizing in PL/SQL, tuning the queries § Oracle Data Warehouse develop and installation § Oracle Database solutions technical consulting

§ Queries development and optimizing in PL/SQL. § Reports development on the Crystal Reports XI Server § Oracle databases installations planning, installing and administering. § Oracle RAC installing and administering. § Database solutions technical consulting.

§ Client’s Services installations planning, coordinating and controlling. § Participating in Interoperator’s relationships and peering development, technical and organization’s solutions. § Participating in Regional Technical Center building (take part in hardware installation, control and coordinate the activity of other engineers). § UNIX based Network Solutions’ development and technical support. § Technical consulting the engineers of clients’ organizations.

§ Network Center’s work and hardware (with software) upgrade planning, coordinating and controlling. § Participating in Interoperator’s relationships and peering development, technical and organization’s solutions. § Billing project’s design and development, project leadership. § UNIX based Network Solutions’ development and technical support. § Technical consulting the documentation writers.

§ Maintaining UNIX Systems and corporate network, configuring NAT, Squid, Apache, Postgres, Sendmail, DNS/BIND servers. § Developing RADIUS server in C and Perl for final using with NAS CISCO 3640 server. § Administering and maintaining the database under Postgres SQL server with development a set of scripts in Perl for monitoring it. § Managing the web and UNIX office and network software projects as the expert of the company.

§ Maintained UNIX Systems and corporate network, configuring NAT, Squid, Apache, Postgres, Sendmail, News/INN, DNS/BIND servers. § Developed network traffic statistics system in C using BPF and Filter Machine language, signal-driven and nonblocking I/O, IPC and Unix domain sockets. § Developed corporate Web Site on Apache web server using Perl CGI scripts, JavaScript embedded into HTML pages and Java applets. § Designed the database under Postgres with development of the tables, triggers, rules and user’s functions. § Managed the web and UNIX office and network software projects as the head of software department.

§ Maintained UNIX Systems and corporate network, developed network traffic statistics system using Perl scripts and Postgres SQL server. § Defending internal network with firewall and Snort tools, configuring Squid Proxy, Sendmail, News/INN, Merit Gated and DNS/BIND servers. § Developed corporate Web Site on Apache web server using Perl CGI scripts, JavaScript embedded in HTML pages and Java applets. § Users’ support and troubleshooting on MS Windows NT/98/95.

§ Created ISP center, installed and configured CISCO routers, SLIP and PPP servers, Sparc Solaris and Intel FreeBSD Operating Systems, Apache, Squid, Sendmail, News/INN, Merit Gated and DNS/BIND servers. § Developed internal corporate web site on Apache using Perl scripts, JavaScript Code embedded into HTML pages and Java applets. § Automated the Operative Telecommunications Network Management Department, developed client-server database application in C++ using MS Visual Studio & Oracle SQL server, designing distributed database machines. § Automated the Stuff Department, developed client-server database application in C++ using MS Visual Studio & Oracle SQL server. § Maintained UNIX Systems and distributed corporate network in region, administered and supported network services, users’ troubleshooting.

Department of Computational Mathematics

Dept. of Mathematics

ORACLE CIS, Certificate of achievement

ORACLE CIS, Certificate of achievement

Interface LLC, Certificate of Completion