It's the most common question in modern recruiting: "Do I actually have to write a cover letter, or is my resume enough?"
The short answer? It depends on the company. But the long answer is a bit more complicated. Here is exactly when you should spend time writing one, and when you can safely skip it.
When You Can Skip the Cover Letter
In the fast-paced tech industry, cover letters are becoming obsolete. You can skip the cover letter if:
- The application portal doesn't ask for one: If there is no dedicated upload button for a cover letter, don't try to cram it into the "Additional Documents" section.
- You are applying to a massive corporation (FAANG): Companies like Google and Meta rely heavily on ATS systems and technical screening. Recruiters processing 5,000 resumes a day do not read cover letters.
- You are a Senior Engineer: If your resume shows you have 10 years of experience scaling systems at Stripe, your GitHub and resume do all the talking.
When You Absolutely MUST Write One
Do not skip the cover letter in these scenarios:
- You are pivoting careers: If your resume says "Marketing Manager" but you are applying for "Frontend Developer", a recruiter will be confused. The cover letter is where you explain the pivot, your coding bootcamp, and your new passion.
- You are applying to a Startup: Startups hire for culture fit just as much as technical skill. A personalized letter explaining why you love their specific product can get you an interview over a more qualified candidate.
- You have large employment gaps: Use the cover letter to briefly explain a sabbatical, health break, or family leave, turning a red flag into a non-issue.
The Modern Cover Letter Formula
If you have to write one, keep it under 300 words. Nobody reads a full-page essay.
Paragraph 1: The Hook. Who are you, what role do you want, and what is your biggest relevant achievement?
Paragraph 2: The Alignment. Why this specific company? (Mention a recent feature they shipped or their company values).
Paragraph 3: The Value. How does your past experience solve their current problems?
Paragraph 4: The Call to Action. A polite closing stating you are eager to discuss further.