Senyshyn was released from his professional tryout Tuesday and assigned to Utica of the AHL.
Senyshyn signed a professional tryout agreement with the Devils on Wednesday.
Senyshyn was reassigned to AHL Belleville on Wednesday.
Senyshyn was recalled from AHL Belleville on Sunday.
Senyshyn penned a one-year, two-way contract with Boston on Monday.
Sneyshyn was promoted to the active roster Monday, per CapFriendly.
Senyshyn was reassigned to AHL Providence on Wednesday, per CapFriendly.
Senyshyn will be promoted to Boston's active roster and draw into the lineup for Tuesday's regular-season finale versus Washington, NHL.com reports.
Senyshyn was demoted to the taxi squad Tuesday, per CapFriendly.