The embodiment of the invention belongs to the technical field of big data, is applied to the field of smart government affairs, and relates to an in-job employee portrait generation method and device, computer equipment and a storage medium, and the method comprises the steps: cleaning historical resume data, and obtaining a historical dimension factor, a historical dimension factor weight, a historical dimension factor label and a historical dimension factor label weight; extracting a keyword in the resume of the employee, and obtaining a target dimension factor; obtaining a target dimension label according to the target dimension factor, and calculating a personal factor score based on the target dimension factor, the historical dimension factor weight, the target dimension label and the historical dimension factor label weight; subtracting the personal factor score from a preset classification score to obtain a difference value, and determining a candidate position according to the difference value and the personal factor score; and obtaining a position dimension factor corresponding to the candidate position, and generating a target portrait of the employee based on the position dimension factor. Historical dimension factors may be stored in a blockchain. According to the invention, a more accurate employee portrait is constructed.