Hotshot (noun)

1. A person who is highly skilled or successful in a particular field or activity.
2. A person who is very confident and ambitious and likes to show off their abilities.

Origin:

From the early 20th century, american english, a combination of the words "hot" and "shot" meaning a person who is highly skilled or successful in a particular field or activity.

Examples:

1. The new hire was a hotshot programmer, quickly impressing everyone with her coding skills.
2. The young executive was a hotshot in the business world, rising through the ranks with ease.
3. The athlete was a hotshot, always looking to show off his abilities on the field.
4. The artist was a hotshot, always eager to showcase her latest work.
5. The musician was a hotshot, impressing audiences with his virtuosity.