MAMarcin Antecki
@marcinantecki
Business-systems analyst bridging business needs with data-driven IT solutions.
PolandWhat I'm looking for
I am a business-systems analyst with extensive experience translating business requirements into technical solutions, optimizing processes, and driving reporting and data projects across ERP, CRM and data warehouse environments. I have led API implementations, developed reporting from Teradata and BusinessObjects, acted as key user for SAP Business One and Salesforce, and worked closely with cross-functional Agile and SCRUM development teams.
I combine financial and analytical background with practical hands-on skills in SQL, VBA, Power BI and integration tools to deliver measurable improvements in process efficiency and data quality. I hold postgraduate studies in data analysis (big data) and certifications in enterprise architecture and continually focus on practical automation and reporting improvements.
Experience
Work history, roles, and key accomplishments
Business-System Analyst
Giełda Papierów Wartościowych w Warszawie S.A.
Jun 2018 - Present (7 years 6 months)
Identify and define business and system change requirements for key processes, lead API and reporting implementations, and optimize SAP Business One and Salesforce data consistency to improve operational efficiency.
Business Analyst
Samsung Electronics Polska
Dec 2015 - Jun 2018 (2 years 6 months)
Gathered business requirements, proposed optimal IT solutions, and coordinated cross-functional teams including developers, designers and testers to deliver customer-facing applications.
Financial Analyst (IT Projects)
Polkomtel
Nov 2013 - Dec 2014 (1 year 1 month)
Prepared annual budgets, forecasts and monthly financial reports, analyzed product and channel profitability, and supported finance and audit processes including CRM (Salesforce) implementation.
Analyst — Billing & Reporting
Carlson Wagonlit Travel
Nov 2011 - Nov 2013 (2 years)
Managed sales document workflows, prepared sales reports and analyses, and supported sales planning by validating and delivering accurate reporting outputs.
Education
Degrees, certifications, and relevant coursework
SWSzkoła Główna Handlowa w Warszawie
Postgraduate Studies, Data Analysis - Big Data
2020 - 2021
Completed postgraduate studies in data analysis with a focus on big data, covering analytical methods and tools for large-scale data processing.
UWUniversity of Warsaw
Master of Arts, Management
2011 - 2013
Activities and societies: Magisterskie Studia Menedżerskie
Master's degree in Management with a specialization in Organizational Consulting, including participation in managerial studies.
UWUniversity of Warsaw
Bachelor of Arts, Management
2007 - 2010
Activities and societies: Dyplomowe Studia Menedżerskie
Bachelor's degree in Management with a specialization in Diploma Managerial Studies.
Tech stack
Software and tools used professionally
Availability
Location
PolandAuthorized to work in
Job categories
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