20-30 years in tech (depending how you count), and still a "beginner" at a large number of things. That feeling shouldn't go away.
8-14 years is not junior, it is mid-level.
The author has established a strong reputation in their current company. Again, mid-level, looking at jumping to senior level.
Post struck me as self-reflective and referring to observable metrics, also phrased as benchmarking their interpretation of those benchmarks vs the HN community. Humility is hard.
Pigeons are flocking animals and would have a high EQ.