this period can be extended for 24 months. Non-STEM students get 12 months of authorization to stay and work in the US job market. Many times, OPT students get full visa sponsorship for an H1B visa jobs candidates who want visa sponsorship must fulfill the eligibility criteria. visit: https://www.optnation.com/blog/top-30-us-companies-that-support-h1b-for-opt-students/