It's not a case of buildpacks vs dockerfiles. They both solve different problems with different solutions.
Buildpacks fit nicely into the heroku way of doing things. But at any medium to large sized engineering organization, there's no way they could satisfy the requirements for even a simple majority of services that using a Dockerfile provides.
Buildpacks fit nicely into the heroku way of doing things. But at any medium to large sized engineering organization, there's no way they could satisfy the requirements for even a simple majority of services that using a Dockerfile provides.