Kamil K.

Kamil K.

Senior BI Architect

Poland
Trusted member since 2025
10 years of experience

He plays a key role in leading dashboard migrations, establishing data governance frameworks, and automating reporting processes to improve accessibility and reduce operational overhead. Known for his ability to translate complex datasets into clear, impactful insights, Kamil enables organizations to make faster, more informed decisions.

Kamil has collaborated with clients across Europe on major BI transformation initiatives and holds multiple certifications validating his technical leadership. His solutions are built with scalability, clarity, and long-term maintainability in mind—making him a trusted advisor in modern data architecture.

Main expertise

Microsoft Power BIMicrosoft Power BI6 years
TableauTableau5 years
SQLSQL10 years
T-SQLT-SQL6 years
4+

Experience6

Astek

Power BI Developer

Astek
Travel and Tourism
Dec 2024 · 1y 4m
  • Led the transition from Qlik Sense to Power BI by analyzing existing systems and ensuring feature parity, performance, and usability in the new environment.
  • Created and developed over 30 Power BI dashboards tailored to specific business requirements, enabling real-time insights and improved decision-making.
  • Built robust Power BI semantic models using optimized star schemas and advanced DAX measures to enhance performance and scalability.
  • Developed Power Apps solutions integrated with Power BI to automate workflows and increase user interactivity.
  • Wrote complex Power Query (M) scripts for data transformation and cleansing across multiple sources.
  • Automated data exports and reporting through custom scripting, enabling users to generate personalized reports via Excel.
MSSQLMSSQL
T-SQLT-SQL
SQLSQL
OracleOracle
AzureAzure
4+
Luxoft

SimCorp Coric Developer

Luxoft
Information Technology (IT) and Services
May 2024 - Nov 2024 · 6m
  • Created report templates, reusable library components, and custom data views using Layout Builder to enhance the consistency and maintainability of client-facing reports.
  • Modified and expanded data mapping logic in Data Mapper to align reporting workflows with evolving business needs and improve data accuracy.
  • Designed, implemented, and optimized stored procedures in MS SQL to support new reporting features and modernize legacy logic.
  • Automated reporting processes and improved translation workflows using VBA, resulting in greater operational efficiency and reduced manual effort.
MSSQLMSSQL
SQLSQL
VBAVBA

SimCorp Dimension Consultant (DWH)

Elgin White B.V.
Banking and Finance
Aug 2023 - Dec 2023 · 4m
  • Analyzed existing data warehouse structures, including fact tables, dimensional tables, and data marts, to identify performance bottlenecks.
  • Proposed and implemented optimization strategies that improved data loading efficiency and reduced ETL runtimes significantly.
  • Refined and fine-tuned SQL queries using Oracle SQL Developer to enhance system responsiveness and increase query performance.
  • Designed and executed comprehensive performance testing scenarios under varying system loads to verify improvements.
  • Collaborated closely with the DBA team to deploy optimizations and ensure long-term performance stability in production systems.
SQLSQL
OracleOracle
ETLETL
Astek

Power BI Developer & Tableau Developer

Astek
Healthcare
Sep 2020 - Jul 2024 · 3y 10m
  • Created and deployed advanced Power BI dashboards using custom DAX logic and optimized semantic models, enabling dynamic insights and executive-level reporting.
  • Facilitated self-service analytics by training business users and implementing secure row-level access controls in Power BI.
  • Delivered comprehensive Tableau solutions by overseeing dashboard development, data preparation, and performance optimization.
  • Migrated Tableau data sources to Databricks and BigQuery, ensuring efficient data processing and real-time availability.
  • Led the development of ETL pipelines using Tableau Prep and Azure Data Factory, enhancing data transformation workflows.
  • Managed the Tableau Server environment, developed reusable templates, and implemented version control and governance best practices.
DatabricksDatabricks
MSSQLMSSQL
T-SQLT-SQL
SQLSQL
AzureAzure
5+
SimCorp

Integration Consultant

SimCorp
Banking and Finance
Feb 2019 - Dec 2022 · 3y 10m
  • Designed and implemented data warehouse architecture within the SimCorp Dimension platform to manage complex financial datasets.
  • Developed advanced SQL and PL/SQL procedures to support high-performance data extraction, transformation, and reporting pipelines.
  • Optimized Oracle database assets to improve system performance and reduce data processing times.
  • Configured and managed SimCorp’s ETL workflows, ensuring reliable data flow across internal modules and external reporting tools.
  • Enhanced reporting capabilities using Coric and Crystal Reports, delivering visually rich and timely insights for analysts and managers.
  • Conducted unit testing, quality assurance, and documented all integration procedures to ensure data integrity and system maintainability.
SQLSQL
OracleOracle
Crystal ReportsCrystal Reports
VBAVBA
PL/SQLPL/SQL
2+
Accenture

Tableau & Power BI Developer

Accenture
Banking and Finance
Feb 2017 - Feb 2019 · 2y
  • Created and maintained Power BI and Tableau dashboards, providing actionable insights into financial operations and key performance indicators (KPIs).
  • Built efficient Oracle-based data warehouses, improving ETL performance and report refresh times.
  • Led SQL performance tuning efforts and automated validation pipelines to ensure data accuracy across reporting layers.
  • Collaborated with cross-functional teams to gather requirements, design dashboard UX, and ensure continuous delivery of analytics products.
  • Produced technical documentation, mentored junior analysts, and assisted with Tableau Server deployment and maintenance.
MSSQLMSSQL
T-SQLT-SQL
SQLSQL
OracleOracle
Microsoft Power BIMicrosoft Power BI
4+

Assessments

Engineering excellence

Kamil’s overall performance in a 90-minute live technical assessment ranks in the top 50% of vetted Senior BI Architects at Proxify.

Certificates 2

Tableau Desktop SpecialistCoursera Inc.

Issued Nov 2021
Credential ID e6f9875d-9bd5-4258-9062-711a42335f32

TableauTableau
Exam 461: Querying Microsoft SQL Server 2012/2014Credly, Inc.

Issued Dec 2015
Credential ID 33fb1978-ce1a-4a23-8e89-eb5a090a0a51

SQLSQL
Tableau Desktop SpecialistCoursera Inc.

Issued Nov 2021
Credential ID e6f9875d-9bd5-4258-9062-711a42335f32

TableauTableau
Do you want to know more about Kamil’s certifications?Book a call

Education

SGH Warsaw School of Economics
SGH Warsaw School of Economics
Quantitative Methods in Economics and Information Systems2011 - 2017
CUO
Cracow University of Economics (UEK)
International Economics2008 - 2011

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