Project
Nanotera
Designing BigOne, the platform that brings local marketing for retail brands like Super U and Monoprix into one place.
- Client
- Nanotera
- Year
- 2024-2026
- Services
- Product Design, Product Management, Design System
- Setting
- Full-time

Background
Nanotera publishes BigOne, a local marketing management tool for large retailers. Before it existed, running a store's operations meant juggling a string of tools, files, and back-and-forth between headquarters and the stores. The challenge was to bring these scattered tools into a single platform that makes sense to a national retail brand and to a store team alike.
I joined the project as a Product Designer. My role then shifted toward product management: after designing the interfaces, I took over prioritization and followed development through to release.
Discovery and user interviews
I started by meeting users and studying existing solutions on the market. These interviews and the benchmark helped map out who does what, with which tool, and where information got lost between headquarters and the stores.
Product architecture
Centralizing doesn't mean piling everything onto one screen. I redefined the product structure so each type of user finds their tasks in one place, with navigation that follows how the business works rather than the technical history of the tools.
User flows and mockups
Key user flows were designed, then prototyped, before being built. Each flow was meant to cut down the number of tools and back-and-forth needed to run an operation from start to finish.
Design system
I built a design system shared between design and development. It keeps a platform that combines very different features consistent, and it makes it possible to add a new module without starting from scratch.
Roadmap and prioritization
When I moved into product management, I took over prioritization: weighing retail brands' requests, store needs, and the team's capacity, then turning those decisions into clear specs for developers.
QA and release
I followed each feature all the way to production: QA on each build, fixing gaps with the mockups, and adjustments after the first round of feedback.
Outcome
Today, BigOne is a clearer, more consistent product that's easier to evolve. For me, this project marks the move from a designer role to a hybrid one, where design and product decisions move forward together.
Next project
Swell

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