Kristina Baltic played basketball for Kraljevo and already in the 2008/09 season she moved to Maribor and averaged 4.6 points and 3.7 rebounds per game in Slovenian League. Kristina played the U18 European Championship in 2008, finishing in 6th position and also the U20 European Championship in 2009, finishing the tournament in seventh position.

In the 2009/10 season, Kristina Baltic averaged 11.5 points and 6.3 rebounds in Slovenian League with Maribor and 8.5 points and 6.4 rebounds in Adriatic League, playing again the 2010 U20 European Championship and averaging 4.7 points and 5.2 rebounds in 17 minutes per game.

Kristina Baltic also played with Maribor the 2010/11 season and she averaged 14.5 points and 8.7 rebounds per game in Slovenian League and 14.1 points and 7.2 rebounds per game in Adriatic League.

In the 2012/13 season, Kristina Baltic signed with Partizan, averaging 11.7 points and 5.8 rebounds in 23 minutes per game in Serbian League and 6.5 points and 5.6 rebounds in 20 minutes per game in Adriatic League, having also her debut in the Eurocup. With Partizan, Kristina won the Serbian Cup and the Serbian League, being the Finals MVP with 13 points, 7.6 rebounds and +20.3 efficiency in 23 minutes per game in the series against Radivoj Korac.

Kristina Baltic signed with Slovanka in the 2013/14 season and she averaged 12.9 points, 10.8 rebounds and +18.4 efficiency per game in Czech League, shining against BLK Praha with 26 points, 15 rebounds and +42 efficiency.

In the 2014/15 season, Kristina Baltic signed with Quinta Dos Lombos and she averaged 10 points 6.4 rebounds and +13.8 efficiency in 23 minutes per game in Portuguese League and 6.8 points, 9.2 rebounds and +11.8 efficiency in Eurocup.

In January 2015, Kristina Baltic signed in French top division with Lyon and she averaged 2,5 points, 5,8 rebounds and +4,8 efficiency in 22 minutes per game.

Kristina Baltic signed in Australia for the 2015 summer and with Albury she averaged 12.9 points 10.6 rebounds and +14.2 efficiency per game.

In the 2015/16 season, Kristina Baltic signed in Turkey with Edirne and she averaged 7.6 points, 5.6 rebounds and +8.4 efficiency per game in Turkish League, shining against Yakin Dogu with 15 points, 11 rebounds and +22 efficiency.

In February 2016, Kristina Baltic signed with BLK Praha and she averaged 8.2 points, 8 rebounds and +11.8 efficiency per game. Once that the season finished, Kristina Baltic signed again in Australia and she averaged 7.9 points and 6 rebounds in 23 minutes per game playing for Cairns.

Kristina Baltic signed in Romania with Satu Mare during the 2016/17 season and she averaged 11.9 points, 9.3 rebounds and +15.3 efficiency per game.

In the 2017/18 season, Kristina Baltic extended her contract with Satu Mare and she averaged 8.3 points, 5.3 rebounds and +12.3 efficiency in 22 minutes per game, reaching the Romanian League Finals.

Kristina Baltic re-signed with Satu Mare in the 2018/19 season and she averaged 5.1 points, 4.8 rebounds and +8.1 efficiency in 12 minutes per game, reaching both the Romanian League and Cup Finals.

In the 2019/20 season, Kristina Baltic signed in Finland with HyPo and she averaged 18.5 points, 11 rebounds and +25.7 efficiency per game.

In February 2020, Kristina Baltic signed with Lublin and she averaged 9.8 points (78% 2P), 5 rebounds and +13.8 efficiency in 17 minutes per game in Polish League (22.7 points, 11.6 rebounds and +32 efficiency per 40 minutes).

In the 2021/22 season, Kristina Puljizovic signed in Macedonia with Basket Kam and she averaged 16.6 points and 8.9 rebounds per game in the Adriatic League.

In the 2022/23 season, Kristina Puljizovic signed in Germany with Bad Homburg and she averaged 14.4 points and 12.2 rebounds per game.