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Katarzyna Topalidisz

Katarzyna Topalidisz

Data Analyst

Integra Technical Services

Technologies

Data analyst, turning data chaos into organized knowledge.

My Work

Take a look at my latest work.

project

Investigating Netflix Movies and Guest Stars in The Office

project

A Visual History of Nobel Prize Winners

project

Comparing Cosmetics by Ingredients

DataLab

Investigating Netflix Movies

project

Investigating Netflix Movies and Guest Stars in The Office

My Certifications

These are the industry credentials that I’ve earned.

Other Certificates

Microsoft Microsoft Certified: Power BI Data Analyst Associate

DataCamp Course Completion

Take a look at all the courses I’ve completed on DataCamp.

Courses

Introduction to Python
Intermediate Python
Data Manipulation with pandas

My Work Experience

Where I've interned and worked during my career.

Integra Technical Services Ltd | Apr 2022 - Present

Data Analyst

Key responsibilities: - Designing and managing business and technical quality metrics, creating Data Quality Dashboards and Models using MAQL and Power BI to ensure data integrity and precision. - Processing, cleaning, and analysing large datasets, extracting actionable trends and insights for data-driven decision-making. - Automating data processes by replacing manual tasks with user-friendly scripts in multiple coding languages, significantly enhancing efficiency and data accuracy. - Transforming raw data into compelling visualizations using Power BI and Excel. - Collaborating across cross-functional teams, fostering effective communication, and collectively addressing data-related challenges. - Proactively managing data/reporting issues identifying root causes through analysis, and effectively resolved data-related errors to ensure data accuracy and reliability. Key achievements: - Spearheaded the transition of reporting processes from Excel to Power BI, resulting in improved data visualization and accessibility for decision-makers. - Optimized the BLP process in Mavenlink, reducing manual work in Excel and saving 3 hours per quarter. - Streamlined and automated manual Excel processes, resulting in a 20% increase in efficiency and significant time reduction.
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BP European Business Service Centre | Dec 2020 - Apr 2022

Lead Retail Support Representative

Key responsibilities: - Orchestrated the annual balance confirmation process in compliance with the Accounting Act of 29.09.1994. - Provided technical guidance in various processes for team members. - Assisted with audits and regulatory compliance, ensuring accuracy and transparency in financial reporting. - Acted as deputy in the absence of the Team Lead. - Managed bank statement bookings, invoices, corrections, and journal entries in SAP. - Identified key, strategic, or high-risk KPIs for business customers and resolved issues in collaboration with relevant stakeholders. Key achievements: - Expedited the annual balance confirmation process, completing it in just 50% of the originally scheduled 2-month period. - Enhanced the balance confirmation process in VBA, significantly improving code efficiency and runtime by 20%. - Provided training and supervision for team members, earning recognition for precise work, reliability, and a helpful approach.

BP European Business Service Centre | Oct 2017 - Nov 2020

Retail Site Support AR Specialist

Key responsibilities: - Managed and analysed bank statements while preparing detailed journal entries to maintain accurate financial records and support data-driven decision-making processes. - Analysed and prepared SAP reports while meticulously monitoring and verifying SAP master data to ensure data accuracy and integrity. Key achievements: - Improved billing process from multistep to single step in SAP. - Delivered the data to enable the processing and authorising of invoices electronically. - Supported team while personal changes happen through taking over multiple tasks.

Accenture | Nov 2016 - Oct 2017

Junior Accountant

Key responsibilities: - Booked bank statements, invoices, and corrections in SAP. - Dealt promptly with customer disputes / issues to secure payments and follow the escalation path. Key achievements: - All transitions’ processes were successful and went smoothly to BP European Business Service Centre in Budapest.

TAX CARE SA | May 2016 - Jul 2016

Accounting Intern

Key responsibilities: - Compiled and analyse data, tracked information and support the company, - Booked invoices, corrections, Key achievements: - Experience in accounting, - Learnt how to work as part of the accounting team

Middle School 5, Cracow | Oct 2015 - Oct 2015

Teaching Intern

Key responsibilities: - Prepared lesson plans, - Maintained a positive learning environment, Key achievements: - Test results increase by up to 20%

My Education

Take a look at my formal education

Master's degree, Mathematics in finances and economy in ScienceCracow University of Technology | 2016
Bachelor's degree, Mathematics in Economics in ScienceRzeszow University of Technology | 2014

About Me

Katarzyna Topalidisz

Dedicated and results-driven Data Analyst with 7 years of extensive experience in data. Proficient in MAQL, MS Office, Python, SAP, and SQL. Holds an MSc in Applied Mathematics in Finance and Economics and is a certified Power BI Data Analyst Associa

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