He was selected by the New York Islanders in the 5th round (149 overall) of the 2002 NHL Entry Draft.

[1] While with the Malmö Redhawks, Paulsson led Sweden's second-tier league Allsvenskan in goal scoring with 30 in 2007-08.

[2] Paulsson joined HC Davos of the Swiss top-flight National League A (NLA) in 2013.

The following year, he chipped in with 14 goals, while winning the NLA championship with HCD.

[5] After having played three years in Davos, he left the club following the 2015-16 campaign and agreed to terms with Karlskrona HK of the Swedish Hockey League (SHL) in April 2016.