Intermediate/senior Software Engineer

**About Teads**

Teads is the omnichannel outcomes platform for the open internet, driving full-funnel results for marketers across premium media. With a focus on meaningful business outcomes for branding and performance objectives, the combined company ensures value is driven with every media dollar by leveraging predictive AI technology to connect quality media, beautiful brand creative, and context-driven addressability and measurement. One of the most scaled advertising platforms on the open internet, Teads is directly partnered with more than 10,000 publishers and 20,000 advertisers globally. The company is headquartered in New York, with a global team of nearly 1,800 people in 30+ countries.

**Our main Engineering challenges at Teads**:

- Build **efficient and easy-to-use web & ctv products** used by thousands of users working for the world’s most premium publishers, advertisers, and agencies.
- **Rich and diverse tech stack and system architecture** to optimize for **performance, scalability, resiliency**, and cost efficiency. We use mostly Scala and TypeScript, among others.
- Working in a very **high-traffic** environment (2.2 billion users per month, 100 billion events per day) with low latency and high availability constraints (2 million requests per second, responses in less than 150 milliseconds).
- Management of **large datasets** with milliseconds order of magnitude access time, to compute in a near real-time complex auction resolution algorithm (18 million predictions per second).
- A fast-changing environment where we continuously **collaborate with Product, UI/UX teams** and constantly adapt our Cloud infrastructure for **new features and Products**.
Bring a wide diversity of profiles to the same level of quality and knowledge
- Work in an international environment with offices located in Israel, Slovenia and France.

**Our CTV HomeScreen Team**
- Builds a **premium ad experience** directly on connected TV homescreens, where content recommendations usually appear
- Delivers **high quality, non intrusive** and **optional** ad formats for top tier advertisers
- Operates one of the company’s **fastest growing** and **most strategic** activities with an expected **100M€ turnover** this year and a significant growth for next year.Works with major supply partners including **LG**, **VIDAA** for HiSense, **TCL** and WhaleTV
- Split between **Montpellier** and **Paris** with 6 full stack engineers, 1 engineering manager, 1 product manager and 1 data analyst
- Owns the full product scope: partners integrations, campaign setup tools for ops and sales, delivery monitoring, build apps for internal & external partners, as well as algorithmic optimizations to improve our delivery (performance, margin,)

**What will you do?**:
As a **Software Engineer**, your mission will be to:

- Design, build, and ship features across our sophisticated backend systems, primarily written in Scala.
- Collaborate with a diverse, international team split between France and Israel to solve complex problems in the AdTech space.
- Champion software quality through robust testing, clean architecture, and best practices, elevating our codebase and mentoring junior engineers.
- Work in an Agile environment that values sustainable processes, open communication, and regular virtual socials to keep our distributed team connected.

**What will you bring to the team?**
- An experienced full-stack engineer, ideally proficient in Scala and React.js. You’re comfortable tackling challenges where scale, performance and reliability drive real engineering decisions.
- A proven track record of designing, shipping, and maintaining features in complex production environments, and the curiosity to explore topics ranging from backend systems to real-time algorithmic constraints.
- A commitment to writing high-quality, well-tested code and a passion for continuous improvement. You like environments where you can influence architecture and share knowledge.
- A collaborative spirit and excellent communication skills in English (both written and spoken). You enjoy working with cross functional teams and learning from diverse profiles.
- A growth mindset, you're eager to learn new technologies and share your knowledge with the team.
- Fluency in **French and English**

**Bonus points for**
- Experience in the AdTech industry.

**Our main web stack**:

- Front: React, TypeScript + our homemade Design System
- Back: Node.js, Scala Kafka, Redis
- Database: MySQL, BigQuery
- Infrastructure: AWS, GCP
- Continuous Integration: GitHub Actions
- Deployment: Docker, Kubernetes
- Monitoring: Grafana, Prometheus, Loki

**We care about you**
- **Security & Savings**: Attractive package providing financial peace of mind, including competitive compensation, profit-sharing, daily meal vouchers (Swile), family health insurance (Alan), and a personalized relocation package (if needed).
- **Career Development**: Continuous investment in our employees’ skills: in-ho