Used and loved by millions
Since I tried Ludwig back in 2017, I have been constantly using it in both editing and translation. Ever since, I suggest it to my translators at ProSciEditing.

Justyna Jupowicz-Kozak
CEO of Professional Science Editing for Scientists @ prosciediting.com
proficient at doing
Grammar usage guide and real-world examplesUSAGE SUMMARY
The phrase "proficient at doing" is correct and usable in written English.
It can be used to describe someone's skill or expertise in a particular activity or task. Example: "She is proficient at doing complex mathematical calculations quickly and accurately."
✓ Grammatically correct
Wiki
News & Media
Alternative expressions(3)
Table of contents
Usage summary
Human-verified examples
Expert writing tips
Linguistic context
Ludwig's wrap-up
Alternative expressions
FAQs
Human-verified examples from authoritative sources
Exact Expressions
4 human-written examples
However, if we don't start advocating for ourselves at an early age, it will be more difficult to become proficient at doing this later in life, and consequently, we may miss out on opportunities that come our way in the meantime.
News & Media
If you become very proficient at doing this, you might be able to make more delicate versions as bracelets.
Wiki
Although this is a fairly basic technique, you will need to practice it numerous times to become proficient at doing it.
Wiki
In sports, you may practice drills and workouts, in other efforts, you may need to sharpen specific skills or research to become more proficient at doing your part.
Wiki
Human-verified similar examples from authoritative sources
Similar Expressions
54 human-written examples
Start with a line you've already written and then go straight off the dome: if you're becoming proficient at rhyming quickly, doing it on the fly can be a way to open up your skills and surprise yourself with what you come up with.
Wiki
Being proficient at yoga poses does not make you proficient at "yoga" or more enlightened or more spiritual or nicer or more worthy in any way.
News & Media
And some say the practice may also help them become more proficient at what they do for a living.
News & Media
Our steady state studies showed that the D211N mutant enzyme was much less proficient at pyrophosphorolysis, but did not provide a quantitative analysis of the kinetic differences.
Science
It takes time to become proficient at being able to do the things you need to do on the computer and do it as well as the kids".
News & Media
But we wouldn't be any of these things, nor be proficient at them, if we didn't keep in touch with the communities that undergrid everything we do.
News & Media
However, intensity was not equally beneficial for the acquisition of formulaic sequences at all proficiency levels: high proficient language learners did not seem to benefit from intensive instruction to the same extent as low proficient language learners.
Expert writing Tips
Best practice
When using "proficient at doing", ensure the action being described is clear and specific. For instance, instead of saying "He is proficient at doing things", specify "He is proficient at doing data analysis".
Common error
Avoid using "proficient at doing" with overly general actions. Saying someone is "proficient at doing stuff" is vague and doesn't convey specific skills or expertise. Always specify the activity or task where proficiency is demonstrated.
Source & Trust
84%
Authority and reliability
4.1/5
Expert rating
Real-world application tested
Linguistic Context
The phrase "proficient at doing" functions as an adjectival phrase that modifies a noun or pronoun, indicating a high degree of skill or competence in performing a particular action. Ludwig's examples show it used to describe expertise in various activities.
Frequent in
News & Media
50%
Wiki
50%
Science
0%
Less common in
Formal & Business
0%
Encyclopedias
0%
Reference
0%
Ludwig's WRAP-UP
The phrase "proficient at doing" is a grammatically correct and understandable way to describe someone's skill in performing a specific action. According to Ludwig, the phrase functions as an adjective phrase, indicating a high level of competence. While it's not a very common phrase, appearing in contexts such as news, media, and how-to guides (Wiki), it is best used in neutral to professional settings. For more formal or descriptive language, alternatives like "skilled in performing" or "adept at executing" can be used. Remember to always specify the action where proficiency is demonstrated to avoid vagueness.
More alternative expressions(10)
Phrases that express similar concepts, ordered by semantic similarity:
skilled in performing
Replaces "proficient" with "skilled" and uses "performing" instead of "doing", emphasizing the act of carrying out a task.
adept at executing
Substitutes "proficient" with "adept" and "doing" with "executing", suggesting a high degree of skill and efficiency.
competent in carrying out
Replaces "proficient" with "competent" and "doing" with "carrying out", indicating a satisfactory level of skill to complete a task.
capable of performing
Uses "capable" instead of "proficient", focusing on the ability to do something.
experienced in conducting
Emphasizes prior experience and uses "conducting" instead of "doing", suitable for more formal contexts.
masterful at undertaking
Replaces "proficient" with "masterful" and "doing" with "undertaking", suggesting exceptional skill and control.
highly skilled in the execution of
More formal and elaborate, emphasizing the high level of skill in executing something.
well-versed in the art of
Indicates a deep knowledge and skill in a particular area, often implying creativity or finesse.
accomplished in the practice of
Highlights achievements and experience in a specific practice or field.
expert in the field of
Suggests recognized expertise and authority in a particular area.
FAQs
How can I use "proficient at doing" in a sentence?
Use "proficient at doing" to describe someone's skill level in performing a specific action. For example, "She is "proficient at doing" complex mathematical calculations quickly and accurately".
What are some alternatives to "proficient at doing"?
You can use alternatives like "skilled in performing", "adept at executing", or "competent in carrying out" depending on the context.
Which is correct, "proficient at doing" or "proficient in doing"?
"Proficient at doing" and "proficient in doing" are both acceptable, but "proficient at doing" is more common. "Proficient in" is generally used with subjects or fields, while "proficient at" is used with activities.
What's the difference between "proficient at doing" and "good at doing"?
"Proficient at doing" implies a higher level of skill and expertise than "good at doing". While "good at doing" suggests competence, "proficient at doing" indicates mastery or advanced capability.
Editing plus AI, all in one place.
Stop switching between tools. Your AI writing partner for everything—polishing proposals, crafting emails, finding the right tone.
Table of contents
Usage summary
Human-verified examples
Expert writing tips
Linguistic context
Ludwig's wrap-up
Alternative expressions
FAQs
Source & Trust
84%
Authority and reliability
4.1/5
Expert rating
Real-world application tested