Definition
Sales engineers are individuals who understand how to use a given product from a technical standpoint.
They usually work with business and sales reps to convert potential customers by answering technical questions and coming up with technical solutions when needed.
Sales engineers sometimes create proof of concepts to show potential customers.
Summary
The skill set of a sales engineer ranges from being able to write code, sales, interpersonal skills, and presentation.
Here is another article you might like 😊 Who Is A Developer Relations Engineer?