"Expertise areas" refers to specific fields or subjects in which a person has deep knowledge, skills, and experience. It represents the specific topics or areas where someone is considered an expert or highly knowledgeable. Full definition
The skills section need to have your core expertise areas in the form of relevant keywords, and not phrases or sentences. (resumebuilder.isourcecorp.com)
The statement should focus on his / her skills and expertise areas due to which he / she is a suitable choice for the job profile. (sampleresumeobjectives.org)
She also has a well - known specialty and expertise area of delivering motivational international keynote presentations focusing on emerging technologies, 21st century skills and assessments, mobile learning technologies, and inspired and transformative educational technology leadership. (mathlanding.org)