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About dda

Top Coder Competition Ranking
# 798 of 50,771

Raw Score Total: 1,500.00
Name:  dda
(see 1 ratings)
  in Rostov-on-Don, Rostov rgn.
Russian Federation

Seller / Coder Rating:  10 (Excellent)
Sign up date:  Dec 30, 2002 5:17:26 AM EDT
Last Logged In:  Jun 18, 2003 4:41:54 PM EDT
Jobs Started:  3
Jobs Completed:  3
Missed Status Report
Warnings Issued:
Arbitrations Lost:  (out of 0 Arbitrations)
What is arbitration?

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Areas Of Expertise: 
perl, linux/unix, Oracle, mysql, HTML, JavaScript


Name: Dmitry Diskin
Post address: 197 Pushkinskaya st. apt. 92
Rostov-on-Don Russia 344022
Contact phone number: (+7 928) 201-00-92
Date of birth: 09-09-1970
Marital status: not married


* Experience in developing back-end database systems, creating
web-based reports, text processing, troubleshooting and customer
* Finding bottleneck problems in applications, database tuning.
* Independent, resourceful and detail-oriented individual, able to
solve problems and quickly grasp new technology.


June 2001 - Present
Title: Nokia NMS/2000 Adminiatrator
Company: ZAO Mobicom-Kavkaz, Rostov-on-Don, Russia
Hardware: HP 9000 servers, (L-Class), Cisco routers, IBM PC
Operating systems: HP UX v11.00, Linux RedHat 7.1, Windows 2000
Programming languages:Perl, SQL, PL/SQL, JavaScript
Database: Oracle8, Oracle 8i, Oracle 9i, MySQL
Software Tools: Crystal Reports, Power Designer
Network/Communication:Unix/Windows TCP/IP, OSI (FTAM)
Type of Applications: GSM Network Management System

* Ensuring system availability 24x7 (HP cluster configuration,
database hot backups)
* Performing software upgrades
* Designing PL/SQL reports, Crystal Reports, HTML reports both for
management and technical staff
* Development of proprietary web based helpdesk software (perl,

Feb 1998 - June 2001:
Title: Head of Customer Support
Company: JSC Rostov-Clearing, Rostov-on-Don, Russia
Hardware: IBM PC compatibles
Operating systems: Windows NT/95, W2K, DOS, UNIX, NetWare
Programming languages: Perl, SQL, PL/SQL, JavaScript
Database: Oracle7, Oracle 8i
Software Tools: Crystal Reports, Power Designer
Network/Communication: Unix/Windows TCP/IP
Type of Applications: Financial documents, banking software

* Set up company client service. Supervising a team of IT
* Performing software tests and on-site installations and education.
* Coordinating and planning software updates.
* Telephone and on-site consultations.
* Created a lot of SQL and PL/SQL scripts for data retrieval from
customer's databases to identify problems and solve them.
* Installed and customized web-based helpdesk software (PHP, mySQL).

Feb 1998 - present
Title: Independent Software Consultant
Company: Infocom LTD. , Rostov-on-Don, Russia
Hardware: IBM PC compatibles
Operating systems: FreeBSD (various versions, from 2.2.8 to 4.1)
Programming languages: Perl, SQL, PL/SQL, JavaScript
Database: Oracle7, Oracle 8i, MySQL
Network/Communication: Unix TCP/IP, dialup services, PPP
Type of Applications: Clients database, Billing module

* Installing WWW/FTP and mail servers, FreeBSD-based.
* Wrote IP accounting software, data stored in database.
* Upgrading working servers software.
* Participation in remote project for USA company,
Perl/MySql/JavaScript. DB design. Site is
located at

Feb 1995 - Feb 1998
Title: Senior Programmer
Company: JSC Rostov-Clearing, Rostov-on-Don, Russia
Hardware: IBM PC compatibles
Operating systems: Windows NT/95/3.1x, DOS, UNIX, Novell NetWare
Programming languages: Borland Delphi
Database: Oracle, Interbase
Software Tools: Crystal Reports, Quick Report
Network/Communication: TCP/IP
Type of Applications: Securities database with flexible reporting

* Designed, developed and tested remote bank terminal software
package. Client part of software is run under MS-DOS, host
database is Oracle for UNIX. Languages used: CLERK DBMS/DOS
(written by Rostov Clearing staff), Unix shell, JAM/JYACC. This
package includes: local database integrity maintenance (Btrieve),
various reports, data input and verification, serial
communication (ZMODEM file exchange with step-by-step algorithm
ensuring all data delivery, local mail system). Automated
distribution of new software versions among existing
* Wrote technical documentation and user manuals for the above
* Developed software package for bank's depository using Borland
Delphi 1.02 - 2.01. Includes advanced GUI implementing with
exception handling, object-oriented programming. Database
integrity maintenance. Flexible reports, transactions support.
Created installation package with WISE system. Ported application
from Btrieve ODBC to Oracle direct link.
* Determining customer requirements, writing program specification
and writing a code, ending full lifecycle of the project
* Configuration and installation of hardware and software, Internet
setup and configuration.

Sep 1992-Feb 1995
Title: Programmer
Company: Computer Service SH Ltd., Rostov-on-Don, Russia
Hardware: IBM PC compatibles, Cash Dispensers
Operating systems: DOS, Windows, Novell NetWare (with SFT-III)
Programming languages: FoxPro/DOS
Database: dBase III, FoxPro
Software Tools: FoxPro, C toolkit for Cash Dispensers
Network/Communication: NetWare Connect, routers
Type of Applications: Banking software

* Maintenance and participation in development of Russia Savings
Bank's automation project in Rostov Region. Used languages:
FoxPro 2.6/DOS, MS Visual C/C++ (low-level interfaces with cash
dispensers, card readers and PIN keyboards).
* Data migration from the previous applications, continuous
operations (calculation of interest, data archiving).
Supplementary software development (database and indexes
recovery, packin

Top Coder Competition Raw Score
Average Job Size
Average Coder Rating
Number of Completed Jobs
Penalty for Missed Status Reports Warnings *
(0 warnings x 1000 penalty) = 0
  Raw Score Total: 1,500

* Penalty rule enacted on 10/8/2001 and applies only to warnings sent after that date.
Note: all top coder competition stats are only updated once a day between midnight and 1:00 EDT.
Rent A Coder Work History
All ratings and comments are the opinion of the poster and do not reflect the official view of Rent A Coder.

Rated For Rated By Rating Bid Amount Rated On
  .pl script and mail Swiftx 10
$50.00 February 9, 2003 1:30:25 AM EDT
  When you are looking for the best - try this coder!!
  Bonus for dda on 1/26/2003 5:46:27 AM Swiftx None Given $50.00 January 26, 2003 5:49:41 AM EDT
  Bonus for dda on 1/23/2003 9:48:59 PM Swiftx None Given $50.00 January 23, 2003 9:51:22 PM EDT
Average:   10.00
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