Senior Fullstack Engineer – AdTech Platform (Scala/React)

Teads; Montpellier; Hybrid; EUR 70,000 - 95,000; Full time

Benefits offered by this job

Meal vouchers

Health insurance

Relocation package

Hybrid work

Parental leave

Wellness program

Job summary

Teads is seeking a Senior Software Engineer to shape our core branding products. You will design and ship features across backend systems primarily in Scala, while collaborating with an international team split between France and Israel to deliver high-value AdTech solutions.

You’ll also contribute to frontend work with Node.js and React and promote best practices in an Agile environment. The role offers hybrid work with 2–3 days remote per week, a strong emphasis on testing, scalable

Qualifications

• Backend engineer with JVM languages (Java/Scala/Kotlin).
• Experience in AdTech and high-traffic systems.
• Frontend experience with React.
• Cloud exposure (AWS/GCP) and data stores.
• CI/CD with GitHub Actions and automated tests.

Responsibilities

• Design, build, and ship features across backend systems (Scala).
• Collaborate with an international team (France/Israel) to solve AdTech challenges.
• Champion software quality with tests and clean architecture; mentor juniors.
• Contribute to full-stack needs using Node.js and React.

Skills

Scala

Java/Kotlin

Node.js

React

AdTech experience

English communication

Tools

MySQL

BigQuery

AWS

GCP

GitHub Actions

Job description

Teads is seeking a Senior Software Engineer to shape our core branding products. You will design and ship features across backend systems primarily in Scala, while collaborating with an international team split between France and Israel to deliver high-value AdTech solutions.

You’ll also contribute to frontend work with Node.js and React and promote best practices in an Agile environment. The role offers hybrid work with 2–3 days remote per week, a strong emphasis on testing, scalable