Self-starter

n.capable, energeticprofessional

What it means

A person who identifies useful work and begins it without needing direction.

Reach for it when recommending someone for initiative, especially in a resume or reference

A natural self-starter, Olek created the stock checklist during his first week.

playful
go-getter
when energetic ambition suits an informal recommendation
not when Its sales-like tone can sound pushy or dated in a formal reference.
playful
mover
when informal praise highlights energy and influence
not when The vague, idiomatic word needs context and is weak in a resume line.
everyday
doer
when action rather than talk deserves simple praise
not when This leaves open whether the person spotted and began the task independently.
warm
organizer
when coordinating people and details is the demonstrated strength
not when An organizer may excel after someone else supplies the idea and direction.
professional
catalyst
when one person triggers wider action or change
not when A catalyst may inspire others without personally beginning or completing the work.
professional
entrepreneur
when the person creates and assumes risk for a venture
not when Starting useful work inside a role does not make someone an entrepreneur.
professional
initiator
when the person specifically starts projects or processes
not when An initiator may hand work off immediately rather than sustaining it independently.
literary
pioneer
when the person opens a genuinely new path
not when Do not inflate ordinary initiative into field-changing originality.

natural self-starter
The natural self-starter proposed a rota before the busy season began.
proven self-starter
A proven self-starter, Mei had launched two volunteer drives without supervision.
motivated self-starter
The studio needs a motivated self-starter who also documents decisions.

The definition and the example on this page are written here. The dictionaries above ground which meaning is being described, not the wording.