https://www.google.com/search?q=backend+roadmap&oq=backend+roadmap&gs_lcrp=EgZjaHJvbWUyBggAEEUYOTIHCAEQABiABDIHCAIQABiABDIGCAMQABgeMgYIBBAAGB4yBggFEAAYHjIGCAYQABgeMgYIBxAAGB4yBggIEAAYHjIGCAkQABge0gEIMzc5N2owajeoAgCwAgA&sourceid=chrome&ie=UTF-8. - 구글에서 “backend roadmap” 검색