What makes up the professional authority of a web developer?

Question

Programming

He made the following points for himself:

1. Perfect knowledge of the programming languages ​​used
2. Knowledge of frameworks, current developments on the used PL
3. Knowledge of algorithms, data structures
4. Knowledge of design patterns
5. The presence of serious projects in the portfolio
6. Reputation on thematic forums, for example this one)
7. Ability to work in a team, diligence, responsibility

Who else can add?

Answer 1

The authority of any person consists of what he has done. Actions in turn determine negative or positive authority.

Answer 2

Authority cannot be built from knowledge. Reliable information about the developer's knowledge is not available to others, and authority is formed precisely in their heads. So the first 4 points can be thrown out immediately - they have nothing to do with authority. Or reformulate.

Answer 3

For a web developer, it is enough just to have a good command of the tools, the language, and what would be something to talk about.
For fun, you can write an analogue of phptherightway.com but for python

Answer 4

working with clients = credibility with clients is most important