Software Engineer Intern

Criteo

Criteo

Software Engineering
Bucharest, Romania
Posted on Feb 25, 2026

What You'll Do:

  • Interact with the Product Management team to clarify requirements

  • Iterate with the UI/UX team to provide the UI design that fits the needs

  • Interact with other R&D teams that depend on our services, or that we collaborate with on a specific topic

  • Implement the requirements using C# for backend and Angular for frontend, and related frameworks

  • Test your team’s codebase, by relying on different techniques, such as unit, integration, or end to end tests

  • Review the code of your team members to ensure a high standard of quality and maintainability

  • Respond on our team slack channel when an incident or a technical question is raised

  • Together with your team, define and present a technical roadmap, for addressing technical debt, improving the codebase maturity, reducing the maintenance effort, etc.

Who You Are:

  • You are currently enrolled in a Software Engineering degree

  • You like both front-end and back-end development

  • You are interested about code architecture ideas

  • You are familiar with Angular and C#

  • You are curious about new technologies and like experimenting with them

  • You love sharing your knowledge with others and helping them improve

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:

Criteo is a leader in commerce media, helping brands, agencies, and publishers create meaningful consumer connections through AI-powered advertising solutions. We’re shaping a more open and sustainable digital future for advertising.

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.

What We Offer:

🏢 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.