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Опыт работы

Senior DB developer

с 10.2018 по наст. время (5 лет 7 месяцев)
LLC Visiquate, Харків (IT)

Образование

Харківський національний університет радіоелектроніки

КН, Програмне забезпечення автоматизованих систем, Харків
Высшее, с 2000 по 2005 (5 лет)

Знания и навыки

Знание языков

• Украинский — свободно
• Английский — средний

Дополнительная информация

Oleksandr Krasnobryzhyi

Personal Information:
DOB: 07/19/1983
Marital Status: divorced, have 2 children (2003, 2008)

Contact Information:
Mail: [открыть контакты](см. выше в блоке «контактная информация»)
ICQ: 332865139
Skype: alexkrasnij
Tel: [открыть контакты](см. выше в блоке «контактная информация»)

Education:
1997 – 2000:Physic-Mathematic lyceum № 27
2000 – 2005:Kharkov National University of Radio Electronics. Computer Science

Languages:

Russian
Native
Ukrainian
Native
English
Intermediate


Work Experience:
2015 – now LTD “Sigma Software”.Senior BI developer
Existing ETL process optimization to increase its performance;
Development of out of box standard solutions

2014 – 2015 LTD “Big Data Analytics”.Senior BI engineer
Tune new and existing ETL and SQL components for their most optimal performance as they process large volumes of clinical data;
Development of out of box standard solutions
Tune OLAP queries

2013-2014 LTD “VisiQuate”. Consultant
EDI-parser creation.
Databases design.
Queries/ETL optimization. Query plan analysis.

2008 – 2013 LTD «Stella Systems». Operational Engineers Group Lead
Responsibilities:
Design/architecture/development of data bases (MS SQL). Created over 50 clients. Developed new modules (CPM, ICD-10, Payer solutions). Worked both on the creation of standard solutions (ICD-10) and non-standard client-driven modules.
ETL Process development and automation.
OLAP DBs development
Queries/ETL optimization. Query plan analysis. Worked on optimization of DBs > 1 TB
Standard solutions creation: re-admission logic, duplicate charge, run-out reports, reversal logic, quality measures (IQI, PDI, PSI, etc.)
Technical questions clarification/consulting
Tasks assignment/management
Provided help with business logic questions

2005 – 2008 – LTD «Enigma Soft». Software developer
Responsibilities:
Architecture, development and support of the banking and accounting software products.
Developed and supported API to generate and read files in BIFF8 format (MS Excel), replication module.
Trained clients’ employees to work with software

Skills:
Strong experience with SQL Server 2000/2005/2008/2012/2014, SSAS, SSIS.
Deep knowledge of MDX, expert writing queries using MDX & SQL to aid generation of required Business Intelligence reports.
Expert building big and complex OLAP cubes at SSAS, size 100+ G, 200+ dimensions, 1000+ measures.
Good experience and understanding of database design, data model optimization for BI application.
Experience supporting Data warehouses and Data marts at MS SQL Server size 1+ Tb, 400+ million rows fact table.
Strong experience in T-SQL, developing ETL strategies based on SSIS, SQL scripts, Stored Procedures, UDF, tuning performance.
Experience with CRM and Workflow management tools such as Salesforce, JIRA.
MS SQL Server, OLAP(MDX, XMLA,DMX),Vertica, Clarion, Win API, GDI
The ability to architecture informational systems and relational data bases (MS SQL)
Power Bi (basic), DAX
TFS, SVN

Extracurricular Activities:
CrossFit, fishing, reading