Hanneke Keultjes moderated a high-profile national political debate ahead of the Dutch general elections. Her role as moderator was praised for her ability to steer the conversation, ensuring a balanced and informative discussion among the candidates on key issues affecting the nation.

In 2021, Hanneke Keultjes launched a podcast series focusing on social justice issues in the Netherlands. The series featured interviews with activists, policymakers, and affected individuals, providing a platform for underrepresented voices and fostering dialogue on critical societal challenges.

Hanneke Keultjes published a book exploring the intricacies of Dutch politics, offering insights into the country's political landscape and the challenges faced by its leaders. The book was well-received for its thorough analysis and accessible writing style, cementing her reputation as an expert in political journalism.

In 2018, Hanneke Keultjes was awarded the prestigious De Tegel award for her investigative journalism on social inequality. Her reporting highlighted the growing divide between different socio-economic groups in the Netherlands, sparking national debate and policy reconsiderations.

Hanneke Keultjes led an investigative series on the housing crisis in the Netherlands, uncovering systemic issues in urban planning and policy failures. Her work brought significant public attention to the plight of renters and the challenges of affordable housing, influencing policy discussions.

In 2014, Hanneke Keultjes transitioned to De Volkskrant, one of the leading national newspapers in the Netherlands. At De Volkskrant, she expanded her focus to include national politics and social issues, quickly establishing herself as a prominent voice in Dutch journalism.

Hanneke Keultjes began her journalism career at De Gelderlander, a regional newspaper in the Netherlands. During her time there, she honed her skills in local reporting, covering a wide range of topics from municipal politics to community events, which laid the foundation for her future in journalism.