In Gaudiya Vaishnavism, karma plays a significant role in the spiritual journey of a devotee. Karma refers to the actions and deeds performed by an individual, which have consequences and determine their future experiences.

According to Gaudiya Vaishnavism, every individual is bound by the law of karma and must face the consequences of their actions, whether good or bad. This is known as the law of cause and effect, where every action has a corresponding reaction.

However, in Gaudiya Vaishnavism, karma is not seen as a means to achieve material success or happiness. Instead, it is viewed as an obstacle in the path of devotion to Lord Krishna. The ultimate goal of a Gaudiya Vaishnava devotee is to attain pure love for Krishna and to be reunited with Him in the spiritual world.

Therefore, in order to attain this goal, Gaudiya Vaishnavism emphasizes the importance of performing selfless actions, known as karma-yoga, as a means to purify the mind and heart. These actions are performed without any attachment to the results and with the intention of pleasing Krishna.

Furthermore, Gaudiya Vaishnavism teaches that the ultimate solution to overcoming the effects of karma is through surrendering to Krishna and seeking His divine grace. This is known as bhakti-yoga, the path of devotion. By surrendering to Krishna and engaging in devotional activities such as chanting His holy names, reading scriptures, and serving His devotees, one can transcend the effects of karma and attain liberation from the cycle of birth and death.

In addition, Gaudiya Vaishnavism also teaches the concept of karma-phala-tyaga, which means renouncing the fruits of one's actions. This is done by offering the results of one's actions to Krishna, understanding that He is the ultimate enjoyer and controller of everything. By doing so, one can free themselves from the bondage of karma and become fully absorbed in loving service to Krishna.

In conclusion, karma plays a crucial role in Gaudiya Vaishnavism as it is seen as a means to purify the mind and heart and ultimately attain pure love for Krishna. Through the practice of karma-yoga, surrendering to Krishna, and renouncing the fruits of one's actions, a Gaudiya Vaishnava devotee can overcome the effects of karma and achieve the ultimate goal of spiritual perfection.