Preconditions for recognition of professional qualifications include that you are fully qualified in another EU/EEA country for a profession that is regulated in Finland.
If your profession or the training that leads to the profession is not regulated in the EU/EEA country where you have gained your professional qualifications, you will need to have worked in the profession for one year full-time during the past ten years, in an EU/EEA country where the profession is not regulated.