# Vercel — Helly Hansen migrated to Vercel and drove 80% Black Friday growth

- Company: Vercel (vercel.com)
- Announced: 2025-09-15T13:00:00+00:00
- Category: not stated
- Coverage: not counted
- Announcement: no
- Group: routine
- Source: https://vercel.com/blog/how-helly-hansen-migrated-to-vercel-and-drove-80-black-friday-growth
- Record: https://forck.live/items/20821-helly-hansen-migrated-to-vercel-and-drove-80-black-friday-growth
- Subject: v0 / AI SDK / AI Gateway

Helly Hansen migrated its ecommerce platform to Next.js and Vercel, improving Core Web Vitals from red to green, reducing load times from over 4 seconds to 1.8–2 seconds, and achieving 80% year-over-year growth on Black Friday Cyber Monday with zero downtime. The company also increased its A/B testing velocity from one test per month to 5–6 per sprint and saw a 21% ecommerce growth while the industry remained flat.

## Evidence

Verbatim from https://vercel.com/blog/how-helly-hansen-migrated-to-vercel-and-drove-80-black-friday-growth:

> Helly Hansen saw 80% year-over-year growth on Black Friday Cyber Monday with zero downtime after migrating to Next.js and Vercel.

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