Sr. Solutions Engineer

What You'll Do:

Develop in-depth specialized product and technical knowledge in one or more areas
of the Criteo platform, acting as the Client`s and Criteo team’s primary source of
product knowledge for your areas of specialization

• Work closely with the other client solutions teams and the clients themselves to understand client business needs and identify opportunities in our current offer
• Serve as a technical mentor and trusted advisor to both clients and internal teams, sharing expertise through workshops, training, and documentation.
• Define, own and execute strategic initiatives to enhance client impact an adoption of Criteo solutions, identifying opportunities beyond the current offering.
• Lead the implementation and rollout of new solutions and features, ensurin scalability and long-term client/business value.
• Provide high-level technical consultancy and advice on specific topics to improve the performance and adoption of our solutions, ensuring optimal customer satisfaction
• Involvement in the scale of new products or solutions added to Criteo’s portfolio by working closely with our clients, account managers, product, technical support and development teams
• Stay at the forefront of industry trends, understanding the evolving AdTech and AI ecosystem to proactively guide internal teams and clients toward innovative and future-proof solutions
• Act as a trusted advisor, ensuring a client-centric approach that aligns technical expertise with business impact

• Lead the creation and refinement of internal tools, automated solutions, an prototypes that enhance team efficiency and client satisfaction
• Drive continuous improvement initiatives across processes, ensuring adherence to best practices and elevating team performance
• Provide senior-level guidance on troubleshooting complex issues, connecting with R&D and other stakeholders to ensure timely resolution
• Act as a subject matter expert and key reference for technical decisions, contributing to project structure, architecture, and overall solution quality
• Support the redefinition of daily processes to make the team more efficient and become better partners to our business and internal teams
• Gather, analyse and document needs and requirements from stakeholders t define clear and actionable functional and technical specifications
• Facilitate knowledge sharing by creating comprehensive documentation that can be referenced by internal teams for onboarding, troubleshooting, and further development

Who You Are:

• 5+ years of Experience
• Bachelor/MS in Computer Science, Engineering or relevant fields
• Computer Engineering or Computer Science degree and certainly have a burning passion for tech, media, marketing, advertising, and internet trends
• Deep knowledge of web technology with proficiency in JavaScript and HTML, as well as one or more coding languages (e.g. Python, NodeJS) and understanding of digital marketing concepts
• Solid SQL skills with practical experience running queries to support analysis troubleshooting, debugging, validation, and root-cause investigations.
• Fully fluent in English, both spoken and written, with strong interpersonal an communication skills across all levels of interlocutors, including the ability to devise and conduct training on technical topics for a variety of audience
• Someone who can recognize and structure requirements, understand every angle of an issue and provide a clear and definitive solution
• Confident in client-facing interactions, with the ability to explain technical topics clearly and build trust with stakeholders
• Ability to work autonomously on multiple projects, prioritize, estimate, and deliver according to the plan
• Works well in a close-knit team, instinctively shares product insights, documents new information, is comfortable in sharing best practices, and is open to train or mentor other team members
• Proactive, with a “can-do” attitude and confidence in taking initiatives
• Proven experience in taking full ownership of complex projects, delivering end-to-end solutions independently, and mentoring junior engineers
• Experience leading workshops, internal trainings, and knowledge-sharing sessions, fostering a culture of collaboration and excellence
• You are comfortable designing scalable and maintainable technical solutions, making informed architectural trade-offs, and validating implementation choices against performance and reliability requirements

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.

For employees based in the US, certain roles at Criteo are eligible for additional rewards, including quarterly or annual bonus and restricted stock units. US-based employees receive access to healthcare, dental, and vision insurance, a 401(k) plan with company match, short-term and long-term disability coverage, life insurance, family forming and wellness benefits, Flexible Work financial support, learning opportunities, and a robust annual leave plan including volunteer time off and summer vacation days.

The US base salary pay range for this position per year is:

$105,00 - $120,000