Keynote Speakers

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Jan-Willem Roossink 

Director Planning of Europe at HEINEKEN

With more than 20 years of international leadership experience across Europe, Africa, and the Middle East, Willem-Jan has built extensive experience in finance, operations, and supply chain management. At HEINEKEN, he is closely involved in the day-to-day planning activities across Europe, contributing to the transformation towards a more agile, transparent, and resilient supply chain.

His work focuses on connecting data, standardizing processes, and developing digital capabilities to support better planning and decision-making.

At the conference, Willem-Jan will share insights from HEINEKEN’s planning environment and discuss how data integration, digitalization, and AI are reshaping the future of supply chain decision-making.

How can data and technology make supply chains more intelligent, connected, and future-ready? Willem-Jan will share his perspective.

Joanna Oksiucik

Site Lead for Regulatory Intelligence, Safety & Compliance (RISC) Operations & Functional Lead for EU Regulations, Amazon

Joanna Oksiucik is Functional Lead for EU Regulations and Site Lead for RISC Operations at Amazon in Gdańsk, Poland, where she oversees approximately 500 people serving 13 marketplaces across EMEA. With more than nine years of experience at Amazon, she has held leadership roles across diverse operations. Among these, she scaled an Alexa Machine Learning Services site from 100 to 600 employees and managed multi-country teams across Poland and Romania.

In addition to her operational responsibilities, Joanna is an Amazon Coaching Trainer, delivering coaching training to managers worldwide to support and strengthen their leadership skills. Before joining Amazon, she spent nearly nine years in the financial services industry at Thomson Reuters, where she led client operations, organizational transformations, and cross-regional teams across EMEA.

Joanna holds an Executive MBA from the Gdańsk Foundation for Management Development and an MA in International Business from the University of Gdańsk. She is passionate about people development and AI-driven innovation and actively champions initiatives that strengthen organizational capabilities. These include programs such as an AI Academy, as well as initiatives focused on recognition, cultural awareness, and inclusion across the organization.

At the TeMa Conference 2026, Joanna will share her experience of leading large-scale operations and developing people and capabilities in a rapidly evolving technological environment.