Luan and Mairead have a combined 35 years of experience in the world of TEFL. They discuss their backgrounds and the various career options available in TEFL. They talk about their own experiences as teachers, teacher trainers, examiners, and materials developers. They also mention opportunities in summer schools, teaching English to immigrants and refugees, and working in TEFL departments at universities and colleges. They emphasize that there are many paths to explore in TEFL and that teachers should choose the ones that align with their interests and goals.