[1] Ješić started his political career in 1996 when he founded the Inđija branch of the liberal Civic Alliance of Serbia (GSS).

As part of the Democratic Opposition of Serbia (DOS) coalition, Ješić was its coordinator for Inđija, Pećinci, Stara Pazova and Irig for the 2000 elections.

[1] In July 2012, Ješić was appointed vice president of the Government of Vojvodina and provincial secretary for agriculture, water management and forestry by Bojan Pajtić.

[14] Following his release, Ješić announced that he is returning to active politics and added that this is the "beginning of the end of the Vučić regime".

[17] On 21 December 2024, Ješić founded and presented the Solidarity, Self-Defence, Liberation (Solidarnost) political organization.

[20] He opposes the rule of the Serbian Progressive Party and called its regime a "mafia pyramid".

[21] Ješić is in favor of Serbia joining the European Union and supports sanctioning Russia due to its invasion of Ukraine.

[22] Ješić believes that the current status of Kosovo is the result of the "absolutely wrong policy of the Republic of Serbia in the past few decades, which culminated in ethnic cleansing and civil war, and in the end, the loss of the war by the Serbian Army and capitulation by the Kumanovo Agreement."