Some random ones: - thinks about the bigger picture, scalability, future maintenance, technical debt, documentation, testing, security etc. - can see possi

Some random ones: - thinks about the bigger picture, scalability, future maintenance, technical debt, documentation, testing, security etc. - can see possible edge cases and how to handle them properly - can do research alone and reason why X and not Y, can justify why X is better even though management really likes the Y buzzword - unblocks non-senior developers in case of problems - can communicate with product, marketing, sales, etc. - doesn't complain in case of issues or messy code, but fixes them - builds tools that help the whole company, not only the current task