Specialist or generalist is the wrong question for a beginner - not because it does not matter, but because it is a second-year question. The right shape for a marketing career is a sequence: broad first, sharp later.
Why breadth comes first
Digital marketing channels do not work in isolation: ads feed landing pages, content feeds email, everything feeds analytics. A marketer who has never touched the surrounding channels cannot even run their own specialism well. Breadth is also how you discover what you are actually good at - most people's eventual specialism surprises them, as the range in marketing roles and specialisations suggests.
Why a specialism comes next
The market pays for depth. "Does everything a bit" is the most crowded shelf in marketing; "the person you call for profitable paid social" or "the one who builds email automations that print money" commands salaries - see which skills pay well. The classic career shape is the T: broad competence across the stack, deep expertise in one or two channels.
How to choose your deep stroke
Choose from exposure, not guesswork. Run every channel at least once for real, then notice where results and enjoyment coincide. This is one of the underrated benefits of a placement: twelve weeks inside a real organisation - like the guaranteed placement on Digital Marketing in Practice, which follows a taught phase covering all ten core areas - shows you which work you volunteer for, which is the most honest signal you will get.
The bottom line
Be a generalist for your first year and a specialist by your third. Learn the whole stack, test every channel on real work, then double down where evidence - not job-ad fashion - points you.