Malou Petter conducted a high-profile interview with Dutch Prime Minister Mark Rutte, discussing key issues such as the government's handling of the pandemic, economic policies, and international relations. The interview was widely viewed and praised for its depth and insight.

In 2021, Malou Petter hosted a special program on climate change for NOS, highlighting the urgent need for action and the impact of climate change on the Netherlands. The program featured interviews with climate scientists and activists, emphasizing the importance of sustainability.

As the COVID-19 pandemic unfolded, Malou Petter was at the forefront of NOS's reporting, providing critical information and updates to the public. Her coverage included interviews with health experts and government officials, helping to inform and guide the public through the crisis.

During the 2018 Dutch municipal elections, Malou Petter played a key role in NOS's coverage, providing live updates and analysis. Her reporting helped viewers understand the implications of the election results and the political shifts occurring across the country.

Malou Petter took on the role of presenter for NOS Journaal, one of the most watched news programs in the Netherlands. Her engaging presentation style and ability to convey complex news stories clearly and concisely made her a familiar face to Dutch audiences.

In 2014, Malou Petter joined NOS, one of the Netherlands' leading news organizations, as a reporter. Her role at NOS marked a significant step in her career, allowing her to cover national and international news stories and reach a wider audience.

Malou Petter began her journalism career at RTV Utrecht, where she worked as a reporter and presenter. Her time at the regional broadcaster allowed her to hone her skills in reporting on local news and issues, setting the foundation for her future in national media.