Remote build with Docker Buildx

Create builder instance on remote machine

docker buildx create \
  --name MyBuilder \
  --driver docker-container \
  --platform linux/amd64 \
  ssh://user@remote-machine

Use the builder instance

docker buildx build \
  --builder MyBuilder \
  --load .

Switch to the builder instance

To switch to the builder instance, use the following command:

docker buildx use MyBuilder

More info: Docker Buildx documentation