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Formary · B2B configurator · 2024–25 · Desktop & mobile

Online configurator for custom plastic parts

Research, redesign and validation of Formary's thermoforming configurator — from customer interviews to a tested, developer-ready prototype and design system.

−35%
task time
3.1 → 1.7
errors per session
8.5 / 10
ease of use

Challenge

Companies order custom thermoformed parts in Formary's online configurator, but it guided expert users poorly: no editing of several products at once, unclear automations and no field for special needs — so people called support. 24% were on mobile, and it wasn't optimised.

Approach

Interviews with 8 customers, a UX audit and a prototype test with 9 people from sales, dev and marketing, which moved product type before file upload. Then 7 clear steps with progress, three upload zones, an NDA option and multi-item editing, tested 1-on-1 with 4 former clients in German.

Outcome

Task time −35%, errors per session 3.1 → 1.7, ease of use 8.5/10, 85% task completion and NPS 50. Delivered an interactive prototype with six user scenarios, a design system and developer handoff.


What I did

Sole product designer: research, UX audit, IA, interaction design, UI, design system, prototyping, usability testing and developer handoff.

Team

UX/UI designer (me) · front-end developer · back-end developer · marketing

Client

Formary, Stuttgart — B2B platform for custom thermoformed plastic parts

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