Louis Braille was appointed as a teacher's aide (assistant teacher) at the Royal Institution for Blind Youth. This marked the beginning of his career as an educator.

Braille was promoted to the position of professor at the institution. He taught subjects such as algebra, geometry, and grammar, becoming a respected and beloved teacher.

Braille was also a skilled organist and served as the organist at the Church of Saint-Nicolas-des-Champs in Paris. He found solace and expression in music, showcasing his talent and passion.

While teaching, Braille continued to promote and refine his braille system. He transcribed books and materials into braille, making them accessible to his students and advocating for its wider adoption.