Why Most Product Managers Are Just Assistants (And What Real PMs Need)

Definition of a product manager

A product manager is responsible for requirement research, project initiation, coordinating development resources, and handling product promotion and commercialization, delivering the product to market or internal users. The role is typically supported by dedicated backend developers, frontend developers, and testers, and the PM owns the entire product lifecycle.

Distinguishing a product assistant

If the role only receives business requests, translates them into development‑readable requirement documents, and follows a routine process without owning the product, it is considered a product assistant rather than a product manager.

Key traits a product manager must have

Strong logical thinking and comprehension; proposals are rigorous, non‑contradictory, and extremely clear.

Key use cases are listed separately, prioritized, and communicated to developers.

All scenarios, including abnormal ones, are considered.

Impact of poor requirement practices

“They keep asking me to guess.”

When a product manager asks developers to guess requirements, it leads to massive resource waste and reduced delivery efficiency. In complex business discussions, the PM often cannot answer developers’ questions, indicating a lack of agility.

“Efficient delivery starts with a good PRD.”

Importance of a clear roadmap

A product manager must know how the product will iterate over the next months or year, what features will be added, and plan ahead. This planning informs the development team about future work, allowing them to allocate resources in advance. Without a roadmap, developers perceive the PM as unreliable.

Conclusion

The claim that “everyone is a product manager” is misleading; the role has a high threshold and requires both strong analytical ability and forward planning.