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Technology & ProgrammingWriting & TranslationDesignDigital MarketingVideo, Photo & ImageBusinessMusic & AudioMarketing, Branding & SalesSocial Media
Roman Belkin

Roman Belkin

Oracle Developer/Architect

Moscow, Russian Federation

I am experienced developer with 7 years of experience in software development and 5 years of experience of Oracle Database seeking to mature in my field as Senior Oracle Developer....Read moreI am experienced developer with 7 years of experience in software development and 5 years of experience of Oracle Database seeking to mature in my field as Senior Oracle Developer. I have experience in working with both DWH and OLTP systems. In additional I worked as Database designer, I have experience working with both self-made and standardized ETL tools and I have some skills of Oracle DBA. Furthermore I have experience of Oracle BI (Answer, Publisher, and Dashboard) and Oracle APEX.

Area Covered: Oracle


Work Experience
-----------------

Job Title: Senior Oracle Developer
Company: Luxoft (outsourcing Deutsche Bank)
Description: Project:
CM project (Client manager). CRM System for supporting banking records. OLTP

Responsibility:

• Implement requirements regarding specification
• Develop in release-based method
• Support and implement ETL process
• Support local and production environments
• Write roadmap refactoring entire project.

Using: SQL, PL/SQL, Sqlplus commands, Oracle 11g, Unix shell, self-made ETL, Perforce(SVN), PowerDesigner, SCRUM, Agile

From:01/Jan/2010 To:01/Sep/2010

Job Title: Oracle Developer
Company: Mobimark
Description: Project:
Mobile Marketing System. Aimed to process SMS, WAP and WEB request from customers. Create unique or standard marketing actions. OLTP

Responsibility:

• Create and support projects
• Create report and GUI in Oracle Apex.
• Support of current system, optimization, partitioning

Using: Oracle Apex, Oracle 10g, SQL, PL/SQL, Tortoise(SVN), PowerDesigner

From:01/Apr/2009 To:30/Nov/2009

Job Title: Architect Oracle
Company: TopS BI
Description: Project:
Billing for two big Russian Electricity Companies RusHydro and MosEnergoSbyt.

Responsibility:

• Design huge DB parallel with colleagues using PowerDesigner
• Develop reports in Oracle BI (Publisher, Answer)
• Create ETL process from InterBase to Oracle

Using: Oracle 11g, Oracle BI (Publisher, Answer), SQL, PL/SQL, PowerDesigner, InterBase, Tortoise(SVN)

From:01/Jul/2008 To:01/Feb/2009

Job Title: PL/SQL Developer
Company: AT Consulting
Description: Project:
Data-Quality System for DWH of Russian mobile company Beeline. The focus of project is data validation.

Responsibility:

• Implement new methods and conceptions of control data
• Develop modular, parallel-run, flexible and fail-safe system structure
• Create and read ETL schemes in Informatica
• Optimization, create aggregates, MViews

Remarks:

• Worked with tables containing more than 1 billion rows which were increased up to 150 million rows per day
• Successful project started from scratch

Using:
Oracle 9-10, SQL, PL/SQL, PowerDesigner, LDAP
From:01/Nov/2006 To:01/Jun/2008

  • £15
    /hr
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Skills

unixlinuxC++ programming languageoracle java enterprise edition (j2ee)

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