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Registration: 05.05.2025

Igor Kolesnikov

Specialization: Power BI Developer
— Advanced user for Excel, Word, Access, PowerPoint (including VBA). — Full-stack developer for Power BI Desktop (Backend for data sources and UX/UI). — Experience in leading a team of up to 10 specialists. — Experience in project management processes.
— Advanced user for Excel, Word, Access, PowerPoint (including VBA). — Full-stack developer for Power BI Desktop (Backend for data sources and UX/UI). — Experience in leading a team of up to 10 specialists. — Experience in project management processes.

Skills

Power BI
Powershell
Microsoft Office
Excel
DWH
ETL
Microsoft SQL
Google BigQuery
Data Lakes
Google Cloud Platform
Business Intelligence

Work experience

DWH / Power BI Consultant
since 01.2023 - Till the present day |NDA
Power BI, DWH, ETL
● As power bi developer I support businesses with BI agenda. ● Developing, teaching, consulting and other support from start till the result. ● As DWH developer I support businesses with ETL processes- how to establish optimal way of working with data.
Senior Data Engineer / Power BI Developer
02.2022 - 02.2025 |Renaissance Capital
DWH, ETL, Microsoft SQL, Power BI
● Developed and maintained Data Lakes, Data Warehouses (DWH) and Data Marts to enable efficient reporting and analysis in a multinational environment. ● Created and supported ETL processes from multiple sources, allowing for unified and standardized data collection and storage. ● Constructed and maintained BI tools utilizing Microsoft SQL and Power BI, providing efficient access to data and analysis for departmental teams, leading to a 22% improvement in decision-making accuracy. ● Developed financial and statistical reporting systems, enabling timely data aggregation and pinpointing of emerging trends to drive improved business strategy. ● Established automated monitoring and alerting systems for data quality, mitigating risks.
Business Analyst / BI Developer
06.2020 - 02.2022 |IKEA
Excel, Power BI Desktop, DWH, Google BigQuery, Data Lakes
● Leader for BA/BI agenda on Country level. ● Leader for the business analysts community to improve total competence level, achieve common goals, cover business needs for Stores, Service Office, Customer Support Center. ● Creating one source of truth for analytical information (actual, goals, forecasts). ● Providing actual information for business needs. ● Maintaining financial and statistical reporting. ● Facilitating the meeting with specialists and managers from related departments to discover needs for business solutions. Also creating road maps to achieve set goals. ● Producing BI tools on Excel and Power BI Desktop (Full-stack). ● Conducting training for employees to introduce them to the developed business tools. ● Profit and Loss analysis: comparison with goals and forecast, searching for potential areas, work with scenario planning. ● Development of Data Lakes, DWH and Data Marts in Google BigQuery.
Business Analyst / BI Developer
12.2017 - 06.2020 |IKEA
Excel, Power BI
● To provide correct fiscal and statistical data in the right time and the right place. ● Providing correct business information via BI-tools (Excel, Power BI). ● Support with ROI-tools. ● Implementation of new solutions for actual and forecasted information. ● To help difference departments with technical solutions and expert advices. ● Be the connecting link between business and IT.
Specialist
08.2012 - 12.2017 |IKEA
Excel

Educational background

Applied Economics (Masters Degree)
2011 - 2017
Novosibirsk State University of Economics and Management (NSUEM)

Languages

RussianNativeEnglishProficient