What technical skills will matter most for SE growth in the next 1 to 5 years?

Looking for perspectives on where to focus from a technical standpoint as a Solutions Engineer. Which core skills are most important for growth and staying competitive over the next 1–5 years?

This is not about soft skills like discovery, storytelling, or relationship management. The focus is strictly on the technical side. For example, areas like Python and SQL are often mentioned, but what else is expected to be key?

Which technical competencies will have the most impact for SEs in the short and medium term?