Join the CIAM (Customer Identity and Access Management ) team and contribute to AuthZilla, our cutting-edge authorization system based on OpenFGA and the Google Zanzibar model. This apprenticeship offers a unique opportunity to dive into the world of authorization security, combining software development and site reliability engineering (SRE) practices.
As an apprentice, you will:
Design, implement, deploy, and monitor features within the AuthZilla project.
Work in an agile Kanban team, collaborating closely with experienced engineers.
Support the migration and adoption of your implemented features across teams.
Gain hands-on experience with ReBAC (Relationship-Based Access Control) systems.
You'll be exposed to a modern tech stack and engineering practices, including: Frontend: Angular
Backend: C#, Python
SRE Tools: Kubernetes, Kibana, Monitoring & Alerting
Who You Are:- You are currently/will be enrolled in a Computer Science or related technical program, and your school can provide an apprenticeship contract.
- You are a Masters student looking for 1+ years of apprenticeship, looking for 3 weeks in office and 1 week at school or 4 days in office and 1 day at school.
- You have basic development skills and are eager to grow in both frontend and backend technologies.
- You're curious about authorization systems, security, and SRE practices.
- You have some experience or interest in: Object-Oriented Programming (C#, Python, Java) Web-based applications and Linux fundamentals Frontend frameworks like Angular or React API design and development.
- You're a team player, a strong communicator, and fluent in English.
- You're excited to learn, contribute, and make an impact in a production-grade system used at scale.
We acknowledge that many candidates may not meet every single role requirement listed above. If your experience looks a little different from our requirements but you believe that you can still bring value to the role, we’d love to see your application!
Who We Are:We’re Criteo, the Commerce Intelligence Platform. Criteo helps businesses turn shopper signals into commerce outcomes while delivering more relevant experiences for shoppers. We use proprietary commerce intelligence and AI decisioning to drive relevance for shoppers and performance for businesses.
At Criteo, our culture is as unique as it is diverse. From our offices across the globe or from the comfort of home, our 3,600 Criteos collaborate together to build an open, impactful, and forward-thinking environment.
We foster a workplace where everyone is valued, and employment decisions are based solely on skills, qualifications, and business needs—never on non-job-related factors or legally protected characteristics.
🏢 Ways of working – Our hybrid model blends home with in-office experiences, making space for both.
📈 Grow with us – Learning, mentorship & career development programs.
💪 Your wellbeing matters – Health benefits, wellness perks & mental health support.
🤝 A team that cares – Diverse, inclusive, and globally connected.
💸 Fair pay & perks – Attractive salary, with performance-based rewards and family-friendly policies, plus the potential for equity depending on role and level.
Additional benefits may vary depending on the country where you work and the nature of your employment with Criteo.
Skills Required
- Currently or will be enrolled in a Computer Science or related technical program
- School must be able to provide an apprenticeship contract
- Master's student seeking an apprenticeship of at least one year
- Availability for the required hybrid apprenticeship schedule: three weeks in office and one week at school, or four days in office and one day at school
- Basic software development skills
- Experience or interest in object-oriented programming using C#, Python, or Java
- Experience or interest in web-based applications and Linux fundamentals
- Experience or interest in Angular, React, or similar frontend frameworks
- Experience or interest in API design and development
- Fluent English communication skills
- Teamwork and strong communication skills
What We Do
Criteo is a global technology company that powers the world’s marketers and media owners with trusted and impactful advertising through our world-leading Commerce Media Platform, a suite of products that activates the world’s largest set of commerce data to drive better commerce outcomes. We help thousands of brands, publishers, and retailers reach and monetize audiences and are committed to supporting a fair and open internet that enables discovery, innovation, and choice.









