He has also previously coached SHL clubs Brynäs IF, Färjestad BK, Frölunda HC, AIK and Linköping HC, as well as Hammarby IF and Rögle BK in the Swedish second-tier league.

His brief stint in North America during the 1980–81 and 1981–82 seasons was mostly spent in the Central Hockey League, though he also played 3 National Hockey League games with the Minnesota North Stars[1] He has been named Swedish ice hockey's Coach of the Year (Årets coach) on two occasions, first following Brynäs IF's Swedish championship title in 1999, and later for coaching AIK to the semifinals in 2011 in their first season after being promoted to Elitserien.

[1][2] Melin began playing A-level ice hockey in 1973, at the age of 16, with Swedish club Väsby IK in Division 2.

In 1979, Melin rejoined Väsby, getting 45 points (28 goals, 17 assists) in 36 games.

[1] In 1987–88, when Melin was coach of Enköpings SK of the Swedish division 2, he made a brief comeback, playing 7 games, and getting 11 points (4 goals, 7 assists).