vladimir zelinski

senior consultant dba and developer

About

Skills: Green Plum 4x; Oracle 11g, 10g, 9i, 8i; PL/SQL; Sybase SQL Server; PostgreSql 9x, 8x; Imformatica Dbsync; Amazon EC2, S3; SQLite; Java; JSP; ASP; Tomcat 7,6,5; JBoss 6,5,4; Apache, XML, Perl, UNIX Shells; JavaScript; VbScript; HTML Tools: PgAdmin, Embarcadero Studio, Toad, Erwin, Oracle DBA studio, OEM, RMAN, SqlPlus, ASM, SqlLoader, Datadump, Export, Import, Statspack, Explain Plan, TKPROF, ODBC, JDBC, Eclipse, Business Objects (BO) Reporting Tool, GNUplot, Wireshark, tcpdump, Subversion.

Country

united states

City

boston

Industry

investment management

Skill

certified by oracle in "oracle database administrator", certified by wpi in "c++ programming", oracle, databases, java, postgresql, database administration, asp, xml, software development, javascript, unix, perl, cloud computing, linux, enterprise software, project management, windows, html, digital media

Experience

lead software engineer and database administrator

itworld.com

2000-10 - 2003-1 · 2 yrs 4 mos

principal software engineer

accela communications

2003-1 - 2010-9 · 7 yrs 9 mos

senior software engineer

fidelity investments

1998-6 - 2000-10 · 2 yrs 5 mos

software engineer

epsilon

1997-9 - 1998-6 · 10 mos

* Backing up, archiving, and recovering Oracle Databases. * Database design, data modeling for Polaroid and GTE databases. * Wrote stored procedures, SQL query; created tables, views, indexes, triggers both for Very Large Oracle and Sybase Databases * Writing PL/SQL stored procedures for Data warehouse projects. * Wrote Perl programs for update procedures performed on Oracle and Sybase Data Bases. The programs were optimized on speed by using parallel processing data stream to increase performance. * Wrote Perl Programs used for extraction and retrieving data from files and database tables; extensive usage of Regular Expressions. * Designed and coded numerous programs in C for Windows NT and Unix environment. The programs test results of updating procedures and manipulating data contained in feeder files. * Participated in logical design of Sybase and Oracle databases. * Wrote shell scripts for Solaris and HP Unix. * All these projects were used in Direct Mail applications.

principal software engineer, database group manager

visiant health

2010-9 - 2011-6 · 10 mos

* Designed and personally wrote a complex Oracle package for processing payments between medical insurance companies and medical service providers. * Worked with Project Manager to provide assistance with complex packages design for multiple applications. * Assisted to Oracle DBA team and Application Server developers to achieve required performance characteristics. * Improved database performance in multiple areas including, but not limited to rewriting complex queries and rebuilding database objects. Rebuilt objects had DDL parameters that supported increased performance requirements for current production needs. * Supervised and trained developers in Database Group. * Developed logical and physical models for new and existing schemas using Erwin. * Troubleshooting and fixing problems on regular basis for various developer groups.