Bartlomiej バレテック ワシャク W.
Business Intelligence Specialist @QBE Insurance
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WORK HISTORY
Business Intelligence Specialist @QBE Insurance
Manchester, GB
Own and deliver end-to-end BI solutions supporting strategic and operational decision-making across global distribution teams.* Design and maintain executive-level dashboards using Power BI, integrating multi-source data (Salesforce, internal systems, external providers).* Define and translate business requirements into scalable data models and KPI frameworks.* Lead reporting automation initiatives, reducing manual processes and improving reporting efficiency.* Ensure data governance, consistency, and integrity across reporting outputs.* Provide stakeholder training and enablement to promote self-service BI adoption.* Proactively identify trends, risks, and performance opportunities through advanced analytics.
EDUCATION
Uniwersytet WSB Merito Poznań
Bachelor's degree, Public Relations in International Business
Cambridge Spark
Level 4 Data Analyst Apprenticeship
Blackburn College (UK)
ESOL LEVEL 2 , English, Maths
Wyższa Szkoła Języków Obcych im. Samuela Bogumiła Lindego
Bachelor's degree, Japanese Language
University Academy 92 (UA92)
Data Analytics
ABOUT BARTLOMIEJ バレテック ワシャク W.
I am a Business Intelligence Specialist at QBE Insurance, working within the Global Distribution Team to deliver strategic BI solutions that enable data-driven decision-making across international business units.I design and deliver end-to-end reporting solutions using Power BI, SQL, Python, Microsoft Fabric, and Salesforce, transforming complex, multi-source datasets into executive-level dashboards that provide clear visibility into performance, trends, and risk.I partner closely with senior stakeholders to define KPIs, translate business requirements into scalable data models, and ensure data accuracy, governance, and long-term sustainability of reporting solutions.Previously, as a Junior Reporting Analyst, I improved operational efficiency by automating monthly and quarterly reporting, integrating APIs, and replacing manual processes with structured BI frameworks.I recently completed the Level 4 Data Analyst Apprenticeship at Cambridge Spark, strengthening my expertise in:Python (Pandas)SQL & database managementMachine learning fundamentalsTime series analysisData science for businessAdvanced data visualisationCore Expertise:• Power BI (Advanced DAX, data modelling, ETL, Power Query)• Executive dashboard design & reporting architecture• Reporting automation & process optimisation• SQL & Python for data analysis• Stakeholder engagement & KPI development• Data governance & multi-source integration• Microsoft Azure (Fundamentals, cloud data concepts) • Databricks (data processing & analytics concepts)With a background in International Business and Japanese Language Studies (JLPT N3), I combine technical expertise with strong communication skills and cross-cultural awareness.I am currently focused on progressing into a Senior BI / Power BI Developer role, with a long-term goal of evolving toward BI Engineering / Data Engineering, delivering scalable, cloud-based data solutions.
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