**Join Cafeyn: Where Innovation Meets Inspiration**
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Cafeyn is more than a platform--- it is transforming the way people access and experience content. Since 2006, we've grown in a fast-evolving market, adapting to become a leading digital reading service with over 2 million users worldwide. Cafeyn gives readers unlimited, personalized access to thousands of newspapers and magazines, curated to fit their tastes and delivered seamlessly across devices.

Our mission?

To empower individuals with access to trusted, high-quality content that fosters personal growth and discovery. Whether it's through the comprehensive collection of news and features on Cafeyn, the digital publishing solutions of Milibris, the fun and educative content for children on Kidjo, or the collections for manga lovers by Mangas.io, Cafeyn stands at the forefront of digital content experiences.

### **Mission**

As a Senior Software Engineer (Python), you will build the product-facing services that power personalized user experiences across Cafeyn.

You will develop high-performance backend systems supporting recommendations, search, content discovery, and dynamic content experiences used by millions of readers.

You will work closely with Product Managers, Data Scientists, and Backend Engineers to transform data and algorithms into customer-facing features.

#### **Responsibilities**

##### **Backend Product Development**

* Design and develop Python services powering recommendations and search

* Build APIs consumed by Cafeyn products

* Participate in architecture decisions

##### **Real-Time Systems**

* Develop low-latency services

* Build real-time data processing applications

* Optimize performance and scalability

* Ensure service reliability under high traffic

##### **Software Engineering Excellence**

* Write maintainable and testable code

* Conduct code reviews

* Improve CI/CD pipelines

* Maintain technical documentation

##### **Cross-Functional Collaboration**

* Partner with Product teams to define technical solutions

* Collaborate with Data Scientists to operationalize models

* Work with Infrastructure teams on deployment and scalability

### **Required Skills**

#### **Must Have**

* 5 years in Software Development

* Expert-level Python

* API development

#### **Nice to Have**

* Recommendation systems

* Search engines (Elasticsearch/OpenSearch)

* Machine learning model serving

* Event-driven architectures

* Distributed systems

* Database management

* Docker and Kubernetes

* CI/CD practices

#### **Success Metrics**

* Product feature delivery

* API performance

* System reliability

* Technical quality

* User impact

### Hiring process

* First interview with our Talent acquisition manager Léa

* Informal meeting with Raphaël, Data engineering manager

* Technical assignment to perform live in our Paris office with Raphaël \& Thomas, Data engineer

* Culture fit with our data team members.

* Last interview with Thomas, CTO \& Vincent, Director of Engineering

#### Perks \& benefits of working at Cafeyn

* **Classic package**

We provide a **Swile** card for your meal vouchers, **Sidecare** health insurance, and a mobility package to reimburse your transport subscription.

* **Sports**

We have a partnership with **Wellpass** that gives you access to fitness classes and wellness activities for both exercise and relaxation as you want.

* **Mental Health **

You have an access to our mental health platform **teale**, where you can book appointments with your psychologist or monitor your mental health.

* **Hybrid policy**

We allow you to work remotely two days per week.

* **Cafeyn's access** ️

We provide you with a VIP code for Cafeyn, giving you unlimited access to all content on our platform.

* **Team life**

We organize four office meet-ups per year. These occasions allow us to gather with our international offices, celebrate company updates, and spend quality time together.

***You don't have to match all the requirements, if you feel this offer could be a great opportunity for you, reach out anyways! We hire based on talent and we promote inclusivity inside Cafeyn and strongly believe that our culture is strongest when it is the most diverse.***