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ANKUSH CHOUDHARY JOHALMay 1, 2026 • 13 min read
Retrospective: Switching from Jest to Vitest 2 Reduced Our Frontend Test Suite Time by 50% for React 19 Apps
In Q1 2026, our 12-person frontend team at a Series C fintech startup reduced our React 19...
#retrospective#switching#jest#vitest
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ANKUSH CHOUDHARY JOHALApr 28, 2026 • 13 min read
How to Implement 2026 API Mocking with MSW 2.0 and Jest 29.7
In 2025, 68% of frontend teams reported test flakiness caused by unstable third-party APIs, accordin...
#implement#2026#mocking#jest
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ANKUSH CHOUDHARY JOHALApr 28, 2026 • 12 min read
Benchmark: Jest 30 vs Vitest 2.0 for TypeScript 5.7 Unit Testing Speed
Jest 30 cuts TypeScript 5.7 unit test run time by 18% over Jest 29, but Vitest 2.0 still outperforms...
#benchmark#jest#vitest#typescript
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ANKUSH CHOUDHARY JOHAL6d ago • 4 min read
How We Migrated 100k Tests from Jest to Vitest at Shopify in 2026
How We Migrated 100k Tests from Jest to Vitest at Shopify in 2026 In early 2026, Shopify’s...
#migrated#100k#tests#jest
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