The answer
One. Combining many impacts in one bullet muddies the message. One bullet per impact keeps each point sharp and readable, so recruiters can scan the most valuable points quickly.
How to Write Strong Resume Summary and Bullet Points for Developers
Should each resume bullet have one impact or many?
More FAQs in How to Write Strong Resume Summary and Bullet Points for Developers
Two or three lines that capture who you are, your strongest skills, and your years of experience. Specific beats vague. 'React developer with 4 years building production fintech UIs with TypeScript and Redux' beats 'passionate developer'.
Lead with impact not task, quantify wherever possible, use strong action verbs like Built and Reduced, include specific tech where relevant, and convey one impact per bullet. 'Reduced bundle size by 30% by code-splitting' beats 'Worked on frontend performance'.
Because numbers give scale and credibility. 'Served 100k users' or 'reduced load time by 40%' is far more persuasive than vague claims. Even rough numbers beat no numbers, since they ground your impact in reality.
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