She is known for her leadership, dedication to public service, and advocacy for women's rights, education, and tribal welfare.

Her father, Yogendra Sao, served as a minister in the Jharkhand government, and her mother, Nirmala Devi, was a former MLA.

While preparing for the UPSC Civil Services Examination, having successfully cleared the preliminary stage, she was compelled to shift her focus when her parents were imprisoned due to a political conspiracy.

As a legislator, Amba has been vocal on issues such as land rights, women’s empowerment, tribal welfare, and access to education and healthcare in rural Jharkhand.

She has played an active role in raising awareness about sustainable development and improving infrastructure in her constituency.