Job Summary: We are seeking a fitness trainer to teach group HIIT classes, adapt exercises, correct technique, motivate participants, and perform customer service and sales tasks. Key Responsibilities: 1. Teaches group HIIT classes, adapting and correcting exercises. 2. Fosters a dynamic and energetic atmosphere during training sessions. 3. Participates in customer service and sales at the reception desk. We seek a trainer to deliver 30-minute HIIT classes for groups of up to 10 people. The candidate must possess basic knowledge to adapt exercises according to participants’ fitness levels and injuries, correct exercise technique, and energize classes. Additional responsibilities include customer service and sales at the reception desk (details will be provided during the in-person interview). **13 hours per week. €470 gross per month** Position Type: Part-time Salary: €470.00 per month Scheduled Hours: 13 hours per week Work Location: On-site employment