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Intangible Assets and Goodwill
 12 Months Ended
Jan. 31, 2025
Goodwill and Intangible Assets Disclosure [Abstract]  
Intangible Assets and Goodwill Intangible Assets and Goodwill
Intangible Assets, Net
Intangible assets, net consisted of the following (in thousands):

January 31, 2025
GrossAccumulated AmortizationNet
Finite-lived intangible assets:
Developed technology$277,063 $(92,033)$185,030 
Developer community154,900 (86,472)68,428 
Assembled workforce55,732 (36,929)18,803 
Patents8,874 (8,005)869 
Customer relationships
4,400 (328)4,072 
Total finite-lived intangible assets$500,969 $(223,767)$277,202 
Indefinite-lived intangible assets—trademarks826 
Total intangible assets, net$278,028 

January 31, 2024
GrossAccumulated AmortizationNet
Finite-lived intangible assets:
Developed technology$243,596 $(47,919)$195,677 
Developer community
154,900 (55,442)99,458 
Assembled workforce55,732 (22,945)32,787 
Patents8,874 (6,211)2,663 
Total finite-lived intangible assets$463,102 $(132,517)$330,585 
Indefinite-lived intangible assets—trademarks826 
Total intangible assets, net$331,411 

Intangible assets are primarily acquired through business combinations. See Note 7, “Business Combinations,” for further details. In addition, during the fiscal year ended January 31, 2024, the Company also acquired $27.5 million of intangible assets, primarily consisting of assembled workforce intangible assets with a useful life of four years.

Amortization expense of intangible assets was $96.9 million, $82.2 million, and $38.8 million for the fiscal years ended January 31, 2025, 2024, and 2023, respectively. Cost and accumulated amortization of fully amortized intangible assets are removed from the Company's consolidated balance sheets when they are no longer in use.
As of January 31, 2025, future amortization expense is expected to be as follows (in thousands):

Amount
Fiscal Year Ending January 31,
2026$97,208 
202793,056 
202860,490 
202919,851 
20306,597 
Thereafter— 
Total$277,202 
Goodwill

Changes in goodwill were as follows (in thousands):

Amount
Balance—January 31, 2023
$657,370 
Additions and related adjustments(1)
318,536 
Balance—January 31, 2024
975,906 
Additions and related adjustments(1)
80,653 
Balance—January 31, 2025
$1,056,559 
________________
(1)Include measurement period adjustments related to the fair values of the assets acquired and liabilities assumed in business combinations. These adjustments did not have material impacts on goodwill. See Note 7, “Business Combinations,” for further details.