Rabbi Yaakov Chaim Sofer (1870-1939) was a distinguished Sephardic Rabbi, Kabbalist, Talmudist, and author of the renowned work Kaf Hakhaim on Halakha.
His magnum Opus, "Kaf Hachaim," spans ten volumes and is a significant work discussing Halakha. It references Rishonim and Acharonim and offers insights from Kabbalistic sages.
His other works include Kol Yaakov on laws of torah scrolls, tefillin, and mezuzos, Yagel Yaakov, which are his Shabbos sermons, Yismach Yisrael on the weekly parsha, and Chayim Ad Haolam on Talmudic aggadah.