Senior Front End Engineer - Messaging & Ads

Deezer

Paris, France

Join the Messaging, Ads & Data team (MAD), where we build and maintain the services powering Deezer’s ad delivery, CRM communications and much more.

From in-app messages and push notifications to emails, we ensure the right message reaches the right user at the right time. We work closely with the Ads Operations and CRM teams to support Deezer’s global engagement and monetization strategy.

This team is part of the Customer & Monetization startup, a product and engineering unit focused on maximizing user conversion, retention, and monetization across the full user journey: from first app open, to account creation, subscription, and renewal. Our goal is to deliver fast, smooth, secure, and delightful experiences at every step.

As a Senior Front End, you’ll contribute both directly to our MAD team and more broadly across the startup.

What you will do:

Technical Leadership

Contribute to architectural improvements
Promote best practices and coding standards
Define and implement cross-functional solutions with the startup's other developers to solve customer problems and achieve company goals
Work closely with CRM & Ad operations teams to understand their needs and the tools they use

Engineering Expertise

Build and maintain scalable web applications using TypeScript and React
Optimize data interaction with GraphQL and contribute to our design system
Manage deployments and monitor metrics using Kubernetes (K8s) and Jenkins
Conduct code reviews to ensure performance, security, and maintainability

Community & Collaboration

Foster a collaborative and inclusive team environment
Share best practices and knowledge across teams and represent the group within internal communities