An affiliate of the merchants' guilds representing El Alto's small traders, she served as general secretary of the union overseeing the La Ceja [es] district in the mid-1990s.

A staunch supporter of party leader Evo Morales, she aligns with the evista wing of the Movement for Socialism in parliament, which distanced itself from the incumbent government of Luis Arce and operates in semi-opposition.

[3] Alanoca began working the mines of provincial La Paz Department at the age of 12;[3] a time when the presence of female laborers was exceedingly rare and considered taboo – even prohibited on some sites for fear of "bad luck".

[7] El Alto grew at an accelerated pace throughout the 1970s to '90s,[8] bolstered by the arrival of mineworkers dismissed following the closure of state mines [es][9] – by the early 2000s, "entire neighborhoods [were] made up of ex-miners.

[17] Absent from the 2014 ballot, she returned to contest circumscription 10 in the Chamber of Deputies in the 2019 election as a representative of the guild sector,[14] a constituency for whom the MAS commonly reserved a substantive quota on its parliamentary lists.

[20] Re-nominated in 2020, Alanoca's campaign hit a new stumbling block late into the race after the Supreme Electoral Tribunal disqualified her candidacy amid complaints that she was not a resident of the constituency she was running in.