Manojlović was born on 25 January 1986 in Priština, SAP Kosovo, SR Serbia, SFR Yugoslavia.

He was the central coordinator of the Anti-Corruption Agency for the monitoring of political campaign financing for the local, provincial and general elections in 2012.

He was engaged as a legal expert or campaign organizer in numerous projects related to judicial reform, improvement of the economic environment, consumer protection, financing of political parties and transparent employment.

[1] As a representative of the Kreni-Promeni organization, he was the leader of the 2021–2022 Serbian environmental protests against the Rio Tinto investment in Serbia.

[7] On 6 June 2024, Manojlović announced that Kreni-Promeni won't participate in the City Assembly of Belgrade as a form of protest against electoral fraud and the ruling Serbian Progressive Party.