After each bullet point that completes the introduction stem, use a period. After bullets that are not sentences, do not use punctuation and do not finish the stem.
The first sentence is a complete thought so it should be separated from the next sentence by a comma. The second sentence does not have a subject or verb so it cannot be its own independent sentence and does not need a period at the end.
Bullet Point Punctuation
After each bullet point that constitutes a sentence, use a period (full stop). Use just phrases or fragments, not a combination...
Use just phrases or fragments, not a combination. For example: "a short phrase followed by a question mark is an effective way to start a sentence"; "a single word cannot be split across lines without breaking its meaning".
Here's what I suggest: After each bullet point that constitutes a sentence, use a period (full stop). For example: "a quick brown fox" instead of "a quick brown...".
Here's what we think: After each bullet point that is a sentence, use a period. This entails putting a full stop after each bullet point. After bullets that are not sentences, leave off the punctuation.
This contains bullet points, such as the one seen above, in which only single words are printed on each line.
Remove the periods. Remember that bullet points are frequently fragments rather than full sentences. However, if you use a period for one sentence, use one for each bullet to maintain consistency and make your resume appear more professional.