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Fastly Software Engineer Salaries

Software Engineer compensation in United States at Fastly ranges from $176K per year for E2 to $422K per year for E7. The median yearly compensation in United States package totals $286K. View the base salary, stock, and bonus breakdowns for Fastly's total compensation packages. Last updated: 12/25/2025

Average Compensation By Level
Add CompCompare Levels
Level Name
Total
Base
Stock
Bonus
E1
(Entry Level)
$ --
$ --
$ --
$ --
E2
Associate Software Engineer
$176K
$152K
$23.3K
$0
E3
Software Engineer
$191K
$150K
$31.8K
$8.5K
E4
Senior Software Engineer
$230K
$185K
$31.9K
$13.6K
View 4 More Levels
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Vesting Schedule

33%

YR 1

33%

YR 2

34%

YR 3

Stock Type
RSU

At Fastly, RSUs are subject to a 3-year vesting schedule:

  • 33% vests in the 1st-YR (33.00% annually)

  • 33% vests in the 2nd-YR (2.75% monthly)

  • 34% vests in the 3rd-YR (2.83% monthly)

25%

YR 1

25%

YR 2

25%

YR 3

25%

YR 4

Stock Type
RSU

At Fastly, RSUs are subject to a 4-year vesting schedule:

  • 25% vests in the 1st-YR (25.00% annually)

  • 25% vests in the 2nd-YR (2.08% monthly)

  • 25% vests in the 3rd-YR (2.08% monthly)

  • 25% vests in the 4th-YR (2.08% monthly)

33%

YR 1

33%

YR 2

34%

YR 3

Stock Type
RSU

At Fastly, RSUs are subject to a 3-year vesting schedule:

  • 33% vests in the 1st-YR (8.25% quarterly)

  • 33% vests in the 2nd-YR (8.25% quarterly)

  • 34% vests in the 3rd-YR (8.50% quarterly)



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Full-Stack Software Engineer

FAQ

The highest paying salary package reported for a Software Engineer at Fastly in United States sits at a yearly total compensation of $421,500. This includes base salary as well as any potential stock compensation and bonuses.
The median yearly total compensation reported at Fastly for the Software Engineer role in United States is $273,375.

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