Efficient

adj.capable, thoughtfulprofessional

What it means

Produces the needed result while avoiding needless time, effort, or materials.

Reach for it when writing professional praise for resource-conscious execution

The efficient coordinator shortened check-in without making visitors feel rushed.

everyday
capable
when broad competence is safer than a claim about resource use
not when This says the person can do the job, not that they minimize waste while doing it.
everyday
organized
when orderly preparation and easy retrieval prevent confusion
not when Neat systems can be elaborate and slow, so organization alone is not the result-to-resource ratio.
professional
effective
when achieving the intended outcome matters regardless of cost
not when An effective method may be slow or wasteful; efficient adds economy of means.
professional
productive
when the amount of valuable output is the main measure
not when High output can consume excessive time or resources, so it does not prove efficiency.
professional
streamlined
when unnecessary steps have been removed from a process
not when Use it for the process or design, not automatically for the person operating it.
formal
economical
when low financial or material cost is the decisive advantage
not when Cheap use of resources may sacrifice speed or quality, which efficient should not imply.
formal
methodical
when a systematic sequence makes the work dependable
not when Methodical work can deliberately take more time, especially where caution outranks speed.
literary
expeditious
when formal prose should emphasize prompt completion
not when Speed is only one resource; the word does not cover material, cost, or effort.

efficient worker
The efficient worker grouped similar repairs and reduced machine downtime.
efficient process
An efficient process routed each request to the right specialist on arrival.
highly efficient
The highly efficient kitchen reused heat from the ovens to warm water.

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