However, driven by a desire to broaden his knowledge, he embarked on a journey to Spain in March 1877, where he continued to practice law.

[3][1] In April 1879, Araullo returned to the Philippines to assume the position of rapporteur (relator) of the Real Audiencia of Manila.

During those ten years, he also served temporarily, on several occasions, as Secretario de Gobierno and deputy assistant public prosecutor (abogado fiscal) of the said Audiencia of Manila.

[3] In 1899, at the outset of the American occupation, Araullo was designated as the president of the civil branch within the newly reinstated Supreme Court of the Philippine Islands.

[4] He served in this capacity for two years before being reassigned as a judge of the Court of First Instance in the 4th Judicial District, covering Tarlac, Pampanga, and Nueva Ecija.