[1] After being in charge of Atlético Arteixo and Montañeros CF's Juvenil squads,[2] he was named manager of Tercera División side GCE Villaralbo on 27 May 2010.
[10] In December 2018, de la Barrera began his first job abroad, taking over on an 18-month contract at Al Ahli SC (Doha) who were 5th in the Qatar Stars League.
[12] On 7 August 2020, de la Barrera took over Romanian Liga I side FC Viitorul Constanța,[13] but left on 30 November by agreement with his employer.
[15] On 2 June 2021, de la Barrera was named manager of Albacete Balompié, freshly relegated to Primera División RFEF.
[19] On 19 December 2023, de la Barrera was appointed as manager of Portuguese Primeira Liga club Vizela, signing a contract until June 2025.