BI Consultant at Freelancer

As a BI/ETL Developer, participated in a data warehouse project; created ODI mappings, load plans and scenarios; developed OBIEE reports; transitioned BI systems to Operations & Support; wrote PL/SQL ETL procedures.

BI Specialist at UPC Austria

Member of Liberty Global Data Management Team; design, development, implementation, management and support of enterprise BI reports, processes and environments; gathered business requirements and translated them into BI solutions; developed OBIEE reports; provided cross-functional training and ensured platform reliability.

External Developer at OTP Bank

Created ad-hoc SQL queries; tuned existing SQL queries.

Oracle DWH Developer at Ulyssys Ltd.

Developed ODI mappings; created ODI scenarios and load plans; built OBIEE Dashboards and Analysis; designed and implemented RPD layers (physical, BMM, presentation).

Reporting Analyst at Vodafone Hungary

Developed business reports in Business Objects; translated business definitions into data warehousing concepts; defined ETL processes for reporting; created ad-hoc queries from data warehouse.

Software Developer at CP Consulting Ltd

Participated in migration of Generali Insurance datawarehouse from SAS to Oracle; incremental developments of MKB Bank and Vodafone Oracle-based datawarehouses; contributed to Budapest Bank OPEX Reporting datamart (48 reports and a universe).

Software Developer at General Electric Hungary

Data warehouse design and development; development of Business Objects reports and universes.

Software Developer at Siemens PSE Ltd

Budapest: development of forms and reports for European Space Agency; Vienna: development of Oracle-based datawarehouse for European Space Agency.

Software Developer at Eurotrend Informatics Ltd.

Designed Oracle Forms and Reports integrated into a financial and inventory system.

Software Developer at Eurotrend Informatics Ltd.

Designed Oracle Forms and Reports integrated into a financial and inventory system.

Software Developer at Siemens PSE Ltd

Budapest: developing forms and reports for European Space Agency; Vienna: developing Oracle-based datawarehouse for European Space Agency.

Software Developer at General Electric Hungary

Datawarehouse designing and developing; developing Business Objects reports and universes.

Software Developer at CP Consulting Ltd

Migration of Generali Insurance datawarehouse from SAS to Oracle; incremental developments for MKB Bank and Vodafone Oracle datawarehouses; OPEX Reporting datamart with 48 reports and a universe.

Reporting Analyst at Vodafone Hungary

Developing business reports in Business Objects; translating business definitions into datawarehousing; developing ETL processes for reporting; creating ad-hoc queries from datawarehouse tables.

External Developer at OTP Bank

Created ad-hoc SQL queries; tuning of existing SQL queries.

Oracle DWH Developer at Ulyssys Ltd., Budapest

Developing ODI mappings; creating ODI scenarios and load plans; OBIEE Dashboards and Analysis; designing RPD (physical layer, business model mapping layer, presentation layer).

BI Specialist at UPC Austria

Design, development, implementation, management and support of enterprise BI reports; gather requirements; develop reporting solutions; provide cross-training; ensure availability of BI environments.

BI Consultant at Freelance

As an ETL/BI Developer, participated in datawarehouse projects; created ODI mappings, load plans, scenarios; developed OBIEE reports; transitioned BI systems to Operations & Support; wrote PL/SQL ETL procedures.

BI Consultant at KELER Central Depository Ltd.

BI/ETL development and reporting tasks; data warehouse enhancements; ODI/OBIEE activities.

BI Consultant at KELER Central Depository Ltd.

Continued BI/ETL initiatives, data integration and reporting improvements.

BI Consultant at MKB Bank Hungary

BI/ETL development, data warehouse enhancements and reporting.

BI Consultant at Bank Hungary (Budapest)

BI/ETL development, data warehouse and reporting activities for banking client.

BI Consultant at Loxon

BI/ETL engagements for banking clients; data integration, reporting and BI system transitions.

BI Consultant (Freelancer) at Loxon – Bank Hungary project

As an ETL/BI Developer I participated in a data warehouse project; responsibilities included creating ODI mappings, load plans and scenarios; developing OBIEE reports; transitioning BI systems to the Operations & Support team; writing PL/SQL ETL procedures. Technologies used: ODI 12c, OBIEE 11g, SQL, PL/SQL.

BI Consultant (Freelancer) at KELER Central Depository Ltd.

Freelance BI/ETL development; involved in data warehouse and BI reporting initiatives; implemented data loading processes and reporting solutions for client.

BI Consultant (Freelancer) at KELER Central Depository Ltd.

Continued freelance BI/ETL work on data warehouse and reporting solutions.

BI Consultant (Freelancer) at MKB Bank Hungary

Freelance BI/ETL development focusing on data warehouse and reporting.

Oracle BI Developer Consultant at Mortoff IT Services Ltd

Supported migration at T-Systems; wrote PL/SQL ETL procedures; created ad-hoc SQL queries; reverse engineered Informatica ETL mappings.