Adjectives in Michif are from French (but verbs with equivalent meanings from Cree are also used very frequently). In French, some adjectives are postnominal. Those show no gender agreement in Michif.
Some (frequent) French adjectives are prenominal. Those show gender agreement in Michif.
Cree has no separate class of adjectives. Adjective equivalents are verbs, and verbs agree the subject their noun in animacy, e.g.
mishikitiw 'he/she is big', mishaaw 'it is big'.
These verbs are also used in Michif and agree with the subject in animacy.
Source: Fleury 2007
Source: Fleury 2007
Source: Laverdure and Allard 1983: 47
Source: Laverdure and Allard 1983: 64
Source: Fleury 2007
Source: Laverdure and Allard 1983: 174
Source: Laverdure and Allard 1983: 41