Ječmenica won six singles and three doubles titles on the ITF Circuit in her career.

[9] She also briefly trained at the Nikola Pilić Tennis Academy before retiring in 1998 at the age of 20.

[10] Following her playing career, Ječmenica became a tennis coach and in 2004[11] founded tennis school "Ječmenica" in her hometown of Novi Sad for children aged 5 to 20, with some being ranked in the top 10 in the country.

[7] She served as the captain of Serbia Fed Cup team from 2005 until her resignation on 20 February 2007.

[12] On 5 November 2014, Ječmenica was named the captain of Serbia's Fed Cup team for the second time.