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Salayna

Mobile Engineer

Lille, France

About

I build mobile products end to end, mostly for fun.
Working from Lille.

Developer snapshot

Shipping Mobile apps.
Backend when it's needed.
Allergic to half-done.
Always learning new things

Selected work

All 2 projects →

In beta Featured

Hoopster 2025 — now

Find a pickup basketball game near you. Courts, sessions, RSVPs and a check-in that actually gets used.

Solo — design, app, backend

Flutter
Supabase
Mapbox
Bloc
Postgres

Live

litt+ 2023 — 2024

Peer-to-peer car rental for Kigali. Owners list a car, drivers book it, both sides get insured.

Engineer, mobile

Flutter
Firebase
Stripe

Experience

Sept 2025 — now
Mobile Engineer, Jagger LewisFrance
Working on the Jagger Lewis mobile app in Flutter.
- Maintaining the Jagger & Lewis app
- Planning new features with the IoT engineers
- Setting up a CI/CD pipeline
- Flutter
- Github Actions
- Sentry
Mar 2023 — Aug 2025
Mobile Engineer, Niji
Mobile applications for a range of clients — Engie, EDF, Karavel and others.
- Worked on the Engie Vianeo app in Flutter
- Worked on the EDF app suite, four apps in a monorepo
- Built mobile app POCs ahead of sales
- Researched technologies to integrate into the company forge
- Flutter
- Bitrise
- Kotlin
- Swift
Nov 2021 — Mar 2023
Fullstack Engineer, NRCI
- Worked on the NRCounter mobile app
- Helped design the NRCounter IoT firmware
- Worked on the backend for the NRCounter app
- Flutter
- Github Actions
- NestJS
- InfluxDB
- MongoDB

Tools I reach for

Mobile

Flutter
Swift
Android

Backend and data

Go
Node.js
JavaScript
PostgreSQL
Supabase
Appwrite
Firebase

Shipping and monitoring

Docker
Github Actions
Sentry
PostHog