expert

a person with special knowledge or ability who performs skillfully

having or showing knowledge and skill and aptitude

• “adept in handicrafts”
• “an adept juggler”
• “an expert job”
• “a good mechanic”
• “a practiced marksman”
• “a proficient engineer”
• “a lesser-known but no less skillful composer”
• “the effect was achieved by skillful retouching”