Tackling the Challenges of Adding Pulse-level Support to a Heterogeneous HPCQC Software Stack: MQSS Pulse. - Jorge Echavarria; Muhammad Nufail Farooqi; Amit Devra; Santana Lujan; Léo Van Damme; Hossam Ahmed; Martín Letras; Ercüment Kaya; Adrian Vetter; Max Werninghaus; Martin Knudsen; Felix Rohde; et al. (CoRR, 2025)