Mobile Application Developer

Job title: senior React Native developer

Location: Tienen, VLG, Belgium

Duration: As soon as possible - 18/12/2026

Languages: English

JOB DESCRIPTION:

Our client has requested their junior mobile developer to create an application - however they now noticed that the application is too basic and there's way more users than they expected. More users opt for the mobile app instead of the website.

This is why the mobile application needs to be assessed and potentially redesigned as they need to be able to handle more users, and more features need to be added for a better user experience.

Key Responsibilities

• Coaching of the junior developer
• Assess / redesign the mobile application
• Adding new features to the mobile app

Technologies

• Typescript
• React
• React native
• Redux toolkit
• Unit Testing (o.a. Yes)
• Android & iOS general knowledge
• React native testtool (bv. Appium, Detox)
• REST Api
• GIT
• Google Play & App store publishing knowledge
• App signing + keystore management
• React native CI/CD knowledge
• OTA updates (CodePush)
• Push notifications