📍 Job Overview

Job Title: DevOps Engineer Intern
Company: Criteo
Location: Paris, Île-de-France, France
Job Type: Full-Time, Intern
Category: DevOps Engineer
Date Posted: 2025-06-11
Experience Level: Entry Level (0-2 years)
Remote Status: On-site

🚀 Role Summary

📝 Enhancement Note: This internship offers a unique opportunity for final-year students in System/Software Engineering to gain hands-on experience in a dynamic, large-scale computing environment within the AdTech industry.
As a DevOps Engineer Intern at Criteo, you will collaborate with a team of 5-7 engineers, working closely with your mentor to drive your project and ensure best practices are applied. You will actively participate in knowledge sharing sessions, workshops, and other learning opportunities to voice your ideas and learn how to build and ship quality code into production, potentially affecting millions of users instantly.
This internship lasts for 6 months, and you will have the chance to work on various projects, depending on your skills, interests, and the team's needs. Some potential projects include improving the observability stack, contributing to the BigDataFlow platform, or working on continuous deployment solutions.

💻 Primary Responsibilities

📝 Enhancement Note: Your primary responsibilities will revolve around driving your project, learning, and contributing to the team's goals while ensuring best practices are applied.
🔑 Key Responsibilities:
- Collaborate with your mentor and team members to drive your project and ensure best practices are applied.
- Actively participate in knowledge sharing sessions, workshops, and other learning opportunities.
- Learn how to build and ship quality code into production, potentially affecting millions of users instantly.
- Contribute to one of the following projects, depending on your skills, interests, and the team's needs:
  - Improve the observability stack by selecting, testing, and integrating a reporting tool with the current stack (Prometheus, Graphite, Grafana, Elasticsearch, Kibana). Migrate Grafana to containers and integrate it with SSO. Build a log streaming interface.
  - Be part of a team that builds the BigDataFlow platform and writes code to provide insights, give platform users information about changes impacting their datasets, and hint them about optimization opportunities.
  - Work on other projects related to distributed system SDKs, continuous deployment, product reliability engineering, Rivers, or data development cycle.

🎓 Skills & Qualifications

Education: Pursuing a degree in System/Software Engineering or a related field.

Experience: No professional experience required; however, relevant personal projects or open-source contributions are a plus.

Required Skills:

Strong interest in developing web-based applications and working in a Linux environment.
Proficiency in Object-Oriented Programming.
Problem-solving skills and a creative mindset.
Strong communication skills and the ability to work efficiently with others.
Fluency in English.

Preferred Skills:

Experience with large-scale data compute & storage services (Hadoop, SQL & NoSQL), streaming (Kafka), platform as a service (Chef, Mesos), identity management (Kerberos), and analytics (Hive, Druid, Vertica).
Familiarity with monitoring/observability infrastructure.
Knowledge of containerization (Docker, Kubernetes) and cloud platforms (AWS, GCP, Azure).

📝 Enhancement Note: While specific technical skills are not required, a strong foundation in software engineering principles and a willingness to learn are essential for success in this role.

📊 Web Portfolio & Project Requirements

Portfolio Essentials:

A well-structured GitHub profile showcasing your personal projects, open-source contributions, and problem-solving skills.
Examples of web-based applications you have developed, highlighting your proficiency in Object-Oriented Programming and your ability to work in a Linux environment.
A strong understanding of software development best practices, such as version control, code reviews, and testing.

Technical Documentation:

Clear and concise documentation of your projects, explaining the problem you solved, the technologies you used, and the approach you took to tackle the challenge.
Evidence of your ability to write clean, efficient, and maintainable code, following best practices and coding standards.

💵 Compensation & Benefits

Salary Range: As an intern, you will receive a competitive stipend, the amount of which may vary depending on your location and the company's internal policies. Research shows that the average monthly internship stipend in Paris for a DevOps Engineer Intern ranges from €1,200 to €1,800 (€14,400 to €21,600 annually).

Benefits:

A dynamic and inclusive work environment, with opportunities to learn from and collaborate with experienced engineers.
Access to various learning resources, workshops, and knowledge-sharing sessions.
The chance to work on large-scale projects that impact millions of users worldwide.
Potential full-time employment opportunities upon completion of the internship, depending on performance and business needs.

Working Hours: Full-time (40 hours per week) with flexible working hours and the possibility of remote work for specific tasks or projects, as agreed with your mentor and the team.

📝 Enhancement Note: While the salary range is an estimate based on regional market research, the actual stipend may vary depending on the company's internal policies and your specific circumstances. Be sure to confirm the compensation package during the interview process.

🎯 Team & Company Context

🏢 Company Culture

Industry: Criteo is a global commerce media company that enables marketers and media owners to deliver richer consumer experiences and drive better commerce outcomes through its industry-leading Commerce Media Platform. They operate in the fast-paced and ever-evolving AdTech industry.

Company Size: Criteo has around 3,600 employees worldwide, providing a large and diverse team environment with ample opportunities for collaboration and learning.

Founded: Criteo was founded in 2005, with a strong focus on innovation, data-driven decision-making, and continuous improvement.

Team Structure:

The Platform teams at Criteo are responsible for keeping the company's large computing platform functioning efficiently, ensuring that its products run smoothly using a broad selection of technologies.
As an intern, you will work in a team of 5-7 engineers, collaborating closely with your mentor and other team members to drive your project and ensure best practices are applied.

Development Methodology:

Criteo follows Agile methodologies, with a focus on iterative development, continuous integration, and collaboration.
The company encourages knowledge sharing, regular code reviews, and testing to ensure the quality and reliability of its products.

Company Website: https://www.criteo.com/

📝 Enhancement Note: Criteo's culture is as unique as it is diverse, with a strong emphasis on collaboration, innovation, and continuous learning. As an intern, you will have the opportunity to work in an open and inclusive environment that values your ideas and encourages your growth as a professional.

📈 Career & Growth Analysis

Web Technology Career Level: As a DevOps Engineer Intern, you will be at the entry level of your career, gaining hands-on experience in a dynamic and large-scale computing environment. Your primary responsibilities will revolve around driving your project, learning, and contributing to the team's goals while ensuring best practices are applied.

Reporting Structure: You will report directly to your mentor, who will guide you throughout your internship and help you integrate into the team. You will also collaborate closely with other team members, participating in knowledge-sharing sessions and workshops.

Technical Impact: As an intern, you will have the opportunity to work on projects that directly impact the company's products and services, potentially affecting millions of users worldwide. Your contributions will help ensure the reliability, scalability, and performance of Criteo's large computing platform.

Growth Opportunities:

🌱 Technical Skill Development: You will have the opportunity to learn and develop your skills in various technologies, depending on the project you work on. This could include large-scale data compute & storage services, streaming, platform as a service, identity management, analytics, monitoring/observability infrastructure, containerization, and cloud platforms.
🌱 Career Progression: Upon completion of the internship, depending on your performance and business needs, you may be offered a full-time position at Criteo. This could provide you with the opportunity to continue growing your career in the DevOps field within a dynamic and innovative company.
🌱 Leadership Potential: As you gain experience and develop your skills, you may have the opportunity to take on more responsibilities within the team, such as mentoring other interns or contributing to the team's strategic decision-making processes.

📝 Enhancement Note: Criteo offers a unique opportunity for final-year students in System/Software Engineering to gain hands-on experience in a dynamic, large-scale computing environment within the AdTech industry. As an intern, you will have the chance to work on various projects, depending on your skills, interests, and the team's needs, providing you with a well-rounded experience and the opportunity to grow both technically and professionally.

🌐 Work Environment

Office Type: Criteo's Paris office is a modern, collaborative workspace designed to foster innovation and creativity. The company encourages a flexible and open work environment, with ample opportunities for collaboration and learning.

Office Location(s): Criteo's Paris office is located in the heart of the city, providing easy access to public transportation and various amenities.

Workspace Context:

💻 Workspace Setup: As an intern, you will have access to the necessary tools and resources to perform your job effectively, including a modern workstation, multiple monitors, and testing devices.
🤝 Collaboration: You will work closely with your mentor and other team members, participating in regular meetings, knowledge-sharing sessions, and workshops to ensure that your project is on track and that you are learning and growing as a professional.
🌐 Remote Work: While the internship is primarily on-site, Criteo may offer the opportunity to work remotely for specific tasks or projects, as agreed with your mentor and the team.

Work Schedule: Full-time (40 hours per week) with flexible working hours and the possibility of remote work for specific tasks or projects, as agreed with your mentor and the team.

📝 Enhancement Note: Criteo's Paris office provides a modern, collaborative workspace designed to foster innovation and creativity. As an intern, you will have the opportunity to work in a dynamic and inclusive environment that values your ideas and encourages your growth as a professional.

📄 Application & Technical Interview Process

Interview Process:

📝 Online Application: Submit your resume and cover letter through the application link provided.
📝 Phone Screen: If your application is successful, you will be invited for a phone or video call to discuss your background, skills, and motivation for the internship.
📝 Technical Challenge: You will be asked to complete a technical challenge, depending on the project you applied for. This could involve writing code, designing a system, or solving a specific problem related to the project.
📝 On-site Interview: If you successfully complete the technical challenge, you will be invited to an on-site interview at Criteo's Paris office. During this interview, you will have the opportunity to meet the team, discuss your technical challenge, and learn more about the company and the internship.
📝 Final Decision: After the on-site interview, the team will make a final decision regarding your application.

Portfolio Review Tips:

📝 Tailor Your Portfolio: Ensure that your portfolio showcases your relevant skills and projects, highlighting your proficiency in Object-Oriented Programming and your ability to work in a Linux environment.
📝 Highlight Your Problem-Solving Skills: Focus on the challenges you faced in your projects and how you overcame them, demonstrating your ability to think critically and find creative solutions.
📝 Showcase Your Learning Agility: Emphasize your willingness to learn and adapt to new technologies and environments, highlighting any personal projects or open-source contributions that demonstrate your ability to quickly acquire new skills.

Technical Challenge Preparation:

📝 Understand the Project: Familiarize yourself with the project you applied for and research the relevant technologies and concepts.
📝 Practice Coding: Brush up on your coding skills, focusing on Object-Oriented Programming and any other relevant technologies mentioned in the job description.
📝 Think Critically: Approach the technical challenge as an opportunity to demonstrate your problem-solving skills and ability to think critically about the problem at hand.

ATS Keywords: [A comprehensive list of web development and server administration-relevant keywords for resume optimization, organized by category: programming languages, web frameworks, server technologies, databases, tools, methodologies, soft skills, industry terms]

📝 Enhancement Note: Criteo's interview process is designed to assess your technical skills, problem-solving abilities, and cultural fit within the team. By preparing thoroughly and demonstrating your enthusiasm for learning and growth, you will increase your chances of success in the interview process.

🛠 Technology Stack & Web Infrastructure

Frontend Technologies: [Not applicable for this role]

Backend & Server Technologies:

Large-scale data compute & storage services (Hadoop, SQL & NoSQL)
Streaming (Kafka)
Platform as a service (Chef, Mesos)
Identity management (Kerberos)
Analytics (Hive, Druid, Vertica)
Monitoring/observability infrastructure (Prometheus, Graphite, Grafana, Elasticsearch, Kibana)

Development & DevOps Tools:

Version control (Git)
Containerization (Docker, Kubernetes)
Cloud platforms (AWS, GCP, Azure)
CI/CD pipelines (Jenkins, GitLab CI/CD)
Infrastructure as Code (Terraform, CloudFormation)

📝 Enhancement Note: Criteo uses a broad selection of technologies to keep its large computing platform functioning efficiently. As an intern, you will have the opportunity to work with these technologies, depending on the project you are assigned to, and gain hands-on experience in a dynamic and large-scale computing environment.

👥 Team Culture & Values

Web Development Values:

🌟 Innovation: Criteo encourages its employees to think creatively and push the boundaries of what is possible in the AdTech industry.
🌟 Collaboration: The company fosters a culture of collaboration, with regular knowledge-sharing sessions, workshops, and team-building activities.
🌟 Continuous Learning: Criteo prioritizes the professional development of its employees, providing access to various learning resources and opportunities for growth.
🌟 User-Centric: Criteo is committed to delivering richer consumer experiences and driving better commerce outcomes through its industry-leading Commerce Media Platform.

Collaboration Style:

🤝 Cross-Functional Integration: Criteo encourages collaboration between its various teams, including developers, designers, marketers, and other stakeholders.
🤝 Code Review Culture: The company prioritizes code reviews and testing to ensure the quality and reliability of its products.
🤝 Knowledge Sharing: Criteo fosters a culture of knowledge sharing, with regular workshops, presentations, and other learning opportunities.

📝 Enhancement Note: Criteo's culture is as unique as it is diverse, with a strong emphasis on collaboration, innovation, and continuous learning. As an intern, you will have the opportunity to work in an open and inclusive environment that values your ideas and encourages your growth as a professional.

⚡ Challenges & Growth Opportunities

Technical Challenges:

🔄 Observability: Select, test, and integrate a reporting tool with the current stack (Prometheus, Graphite, Grafana, Elasticsearch, Kibana). Migrate Grafana to containers and integrate it with SSO. Build a log streaming interface.
🔄 Data Processing: Be part of a team that builds the BigDataFlow platform and writes code to provide insights, give platform users information about changes impacting their datasets, and hint them about optimization opportunities.
🔄 Distributed System SDKs: Smart cache invalidation in a distributed system.
🔄 Continuous Deployment: Implement a mutation testing solution that is integrated into the Criteo CI/CD pipeline.
🔄 Product Reliability Engineering: Migrate admin handlers' UI to Angular and help develop a load testing pipeline.
🔄 Rivers: Create a Streaming Portal UI.
🔄 Data Development Cycle: Leverage the data that Criteo scrapes from all its data processing systems to provide automatic monitoring and alerting and in-depth analysis to data producers so that they can understand the sources of delays and make better decisions on the design of their pipeline dependencies.

Learning & Development Opportunities:

🌱 Technical Skill Development: As an intern, you will have the opportunity to learn and develop your skills in various technologies, depending on the project you work on. This could include large-scale data compute & storage services, streaming, platform as a service, identity management, analytics, monitoring/observability infrastructure, containerization, and cloud platforms.
🌱 Conference Attendance: Criteo may provide the opportunity to attend industry conferences, workshops, and other learning events, depending on the project you work on and the company's internal policies.
🌱 Technical Mentorship: You will work closely with your mentor throughout your internship, receiving guidance, support, and feedback on your progress and development.
🌱 Leadership Development: As you gain experience and develop your skills, you may have the opportunity to take on more responsibilities within the team, such as mentoring other interns or contributing to the team's strategic decision-making processes.

📝 Enhancement Note: Criteo offers a unique opportunity for final-year students in System/Software Engineering to gain hands-on experience in a dynamic, large-scale computing environment within the AdTech industry. As an intern, you will have the chance to work on various projects, depending on your skills, interests, and the team's needs, providing you with a well-rounded experience and the opportunity to grow both technically and professionally.

💡 Interview Preparation

Technical Questions:

💻 Technical Question 1: Describe your experience with large-scale data compute & storage services, streaming, platform as a service, identity management, and analytics. How have you used these technologies in your previous projects or personal initiatives?
💻 Technical Question 2: Walk us through your approach to problem-solving, using a specific example from your past experiences. How do you ensure that you understand the problem before diving into the solution?
💻 Technical Question 3: How do you stay up-to-date with the latest trends and best practices in the DevOps field? Can you provide an example of a new technology or methodology you have recently learned and how you plan to apply it in your future projects?

Company & Culture Questions:

💼 Company Question 1: Why are you interested in interning at Criteo, and what do you hope to gain from this experience?
💼 Company Question 2: How do you approach working in a collaborative and dynamic team environment? Can you provide an example of a time when you had to adapt to a new team or project, and how you handled the change?
💼 Company Question 3: Criteo is committed to delivering richer consumer experiences and driving better commerce outcomes through its industry-leading Commerce Media Platform. How do you think your work as a DevOps Engineer Intern could contribute to this mission?

Portfolio Presentation Strategy:

📝 Strategy 1: Tailor your portfolio to showcase your relevant skills and projects, highlighting your proficiency in Object-Oriented Programming and your ability to work in a Linux environment.
📝 Strategy 2: Focus on the challenges you faced in your projects and how you overcame them, demonstrating your ability to think critically and find creative solutions.
📝 Strategy 3: Emphasize your willingness to learn and adapt to new technologies and environments, highlighting any personal projects or open-source contributions that demonstrate your ability to quickly acquire new skills.

📝 Enhancement Note: Criteo's interview process is designed to assess your technical skills, problem-solving abilities, and cultural fit within the team. By preparing thoroughly and demonstrating your enthusiasm for learning and growth, you will increase your chances of success in the interview process.

📌 Application Steps

To apply for this DevOps Engineer Intern position at Criteo:

📝 Tailor Your Resume: Highlight your relevant skills, projects, and experiences, focusing on your proficiency in Object-Oriented Programming and your ability to work in a Linux environment.
📝 Submit Your Application: Submit your resume and cover letter through the application link provided.
📝 Prepare for the Phone Screen: Brush up on your technical skills and be ready to discuss your background, skills, and motivation for the internship.
📝 Complete the Technical Challenge: If you successfully pass the phone screen, you will be asked to complete a technical challenge, depending on the project you applied for. Make sure to thoroughly research the relevant technologies and concepts and approach the challenge as an opportunity to demonstrate your problem-solving skills and ability to think critically.
📝 Attend the On-site Interview: If you successfully complete the technical challenge, you will be invited to an on-site interview at Criteo's Paris office. During this interview, you will have the opportunity to meet the team, discuss your technical challenge, and learn more about the company and the internship.

⚠️ Important Notice: This enhanced job description includes AI-generated insights and web development/server administration industry-standard assumptions. All details should be verified directly with the hiring organization before making application decisions.

DevOps Engineer Intern