One of two personalities on the collaborative couple YouTube channel Nyyear AndJalyn which includes prank, challenge and vlog content. The channel would earn more than 2.6 million subscribers.
The first video posted on her collaborative account was "SLEEPING PRANK!!!!! ON GIRLFRIEND." It was posted in July of 2017.
Her personal Instagram account, itssjalyn_, has earned more than 800,000 followers.
She began a relationship with her YouTube partner Nyyear Price but they later split. Her younger brother Kyron has appeared on their YouTube channel.
She and Nyyear posted a reaction video where they reacted to the 6IX9INE song "KEKE."