In 2022, Bas van Hulsen covered a major international event, providing in-depth analysis and reporting for De Telegraaf. His coverage was noted for its clarity and insight, contributing to the global understanding of the event's implications.

In 2021, Bas van Hulsen published a groundbreaking investigative book that delved into the intricacies of political corruption in the Netherlands. The book was well-received for its thorough research and compelling narrative, further establishing his reputation as a leading investigative journalist.

Bas van Hulsen was awarded the prestigious De Tegel award in 2019 for his exceptional investigative reporting. This accolade is one of the highest honors in Dutch journalism, recognizing his dedication to uncovering the truth and his impact on public awareness.

In 2017, Bas van Hulsen played a key role in reporting on a major political scandal involving corruption at high levels of government. His investigative work helped uncover critical details that led to significant political repercussions and public discourse.

Bas van Hulsen joined De Telegraaf, the largest Dutch daily morning newspaper, in 2015. Known for its wide reach and influence, De Telegraaf provided him with a platform to engage in high-impact journalism, focusing on breaking news and major national stories.

In 2010, Bas van Hulsen transitioned to De Volkskrant, one of the Netherlands' leading newspapers. Here, he expanded his expertise by covering national and international news, contributing to the paper's reputation for quality journalism and insightful analysis.

Bas van Hulsen began his career in journalism by joining Het Parool, a major Dutch newspaper known for its in-depth reporting and focus on Amsterdam. During his time there, he honed his skills in investigative journalism, covering local news and significant events in the city.