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Sebastian Popławski

Sebastian Popławski




My Portfolio Highlights

My New Course

Introduction to Python

My New Project

Dr. Semmelweis and the Discovery of Handwashing

My New Track

SQL Fundamentals

Analytical pathfinder, leading the way through the data wilderness.

My Work

Take a look at my latest work.


Course Notes: Introduction to Data Engineering


Introduction to SQL


Project: Designing a Bank Marketing Database

My Certifications

These are the industry credentials that I’ve earned.

Other Certificates

Coursera Data Science Professional Certificate (V2)

Coursera Microsoft Azure Data Engineering Associate

PeopleCert PRINCE2 Foundation

DataCamp Course Completion

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

My Work Experience

Where I've interned and worked during my career.

Accenture | Sep 2023 - Present


Worked on various projects for companies in the energy industry.

NTT DATA Business Solutions | Sep 2022 - Sep 2023

Junior Business Analyst

Consolidated and facilitated the transition of the IT infrastructure for a leading German automotive company, leveraging technical expertise and project management skills to ensure a smooth transition. Created and managed deliverable documentation for multiple products, ensuring accuracy, quality, and timely delivery of project outputs. Managed an internal B2B sales application, overseeing day-to-day operations, troubleshooting technical issues, and providing guidance and support to sales staff.
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Solaris Bus & Coach | Jan 2022 - Sep 2022

Junior Business Analyst

Developed battery price forecasts using comprehensive analysis to inform and assist C-suite executives in strategic decision-making. Conducted quarterly competition benchmark analysis to identify market trends, areas for improvement, and opportunities for growth. Performed analysis to evaluate battery suppliers, utilizing data-driven insights to optimize supplier relationships and ensure high-quality products. Restructured and optimized the role of the PM in the organization, streamlining processes and enhancing performance to increase efficiency. Managed business and operations data to ensure effective cash collections, utilizing strategic data management techniques to increase revenue and streamline processes.

Solaris Bus & Coach | Mar 2020 - Jan 2022

Junior Spare Parts Sales Officer

Implemented strategies to improve sales. Developed and maintained internal and external relationships, which were crucial to company enhancement and success. Researched automotive technical features to better understand customer needs.

Computacenter | Oct 2019 - Mar 2020

IT Analyst

Analyzed and solved IT problems. Worked on large international IT projects. Updated information databases as necessary.

Volkswagen Group Polska | Jan 2019 - May 2019


Logistyka Wsparcia

Embassy Of The Polish Republic | Jan 2018 - Jan 2018



Multi Media Marketing M3 | Jan 2015 - May 2016

Sales Consultant


My Education

Take a look at my formal education

Data engineering - Big Data in Data ScienceSGH Warsaw School of Economics | 2022
MA, EconomicsUniwersytet Ekonomiczny w Poznaniu | 2021
BA, National security in International SecurityUniwersytet im. Adama Mickiewicza w Poznaniu | 2019

About Me

Sebastian Popławski

As an Analyst, I have a Master's degree in Economics as well as a degree in Data Engineering. I am proficient in programming languages such as Python and SQL as well as data visualization tools like Power BI.

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