At first, Qadri was an imam at the Madinah Masjid, in Orangi Town, Karachi. From 1995 until his death, he also served as an imām and speaker in Jamia Masjid Kanz-ul-Imān (Bābrī Chowk, Karachi, Pakistan.) He had memorized eight Juz (sections) of the Quran. He was also a "qārī" who recites the Quran with its proper recital guidelines. He worked as an auditor for the government for many years. He taught the English language in Jā’amiāt-ul-Madinah (Sabz Market, Karachi, Pakistan). He performed the Hajj pilgrimage and visited the holy city of Medina, Saudi Arabia four times.