You are able to build any character you’d like. There’s no “right” strategy to make a character, especially in 5e. It does not matter what you decide to complete the character will “work”, but in case you’d like some ideas for using a goliath’s stats more optimally the next builds https://donovannkhdw.blogdon.net/a-simple-key-for-goblin-dnd-stats-unveiled-44135994