Sephora Senior Engineer, Personalization & CRM

About Sephora

Sephora is a global, omnichannel beauty retailer and a digitally driven leader in cosmetics and skincare. Operating as part of the LVMH group, Sephora combines retail innovation with strong brand curation and a high-growth technology agenda, offering employees opportunities to work at the intersection of product, marketing and data-driven customer experiences.

Role & Responsibilities

• Design, implement and operate production-grade full‑stack applications that deliver personalized customer experiences across web, mobile and CRM channels; own features end‑to‑end from design through monitoring.
• Architect and integrate LLM-powered agents and agentic systems into application workflows to automate planning, reasoning and task execution, with appropriate guardrails and governance.
• Build orchestration logic for multi-agent workflows—task delegation, memory, feedback loops—and embed agents into the SDLC to improve engineering velocity and operational efficiency.
• Design and implement CRM-driven journey orchestration and real‑time personalization workflows using behavioral events, customer attributes and decisioning logic.
• Integrate personalization and CRM platforms with backend services, APIs and data platforms to ensure low‑latency, scalable, observable personalization at high volume.
• Collaborate with Product, CRM Strategy, Marketing and Analytics to translate data and feature signals into actionable personalization use cases and measurable outcomes.
• Provide L3 production support and act as escalation point for complex, high‑impact incidents affecting CRM and personalization platforms.
• Champion best practices for performance, reliability, security, privacy and responsible AI in all agent-generated outputs.

Qualifications

• Demonstrated technical leadership and experience acting as technical lead on medium to large projects, providing architectural direction and hands-on guidance.
• Proven expertise designing and operating scalable e‑commerce and MarTech systems with a strong emphasis on reliability, observability and governance.
• Track record integrating CRM/personalization platforms with backend services and data platforms for real‑time decisioning and high‑throughput processing.
• Excellent collaboration and communication skills; ability to partner with cross‑functional stakeholders (Product, Marketing, Analytics) to deliver measurable outcomes.
• Strong understanding of privacy, data governance and responsible AI practices applied to customer personalization.

Skills

Experience

5–8+ years of progressive engineering experience delivering e‑commerce and marketing technology solutions, including 3–4 years implementing omnichannel eCommerce/MarTech integrations and 3–4 years designing systems for high‑volume data, ML integrations and near‑real‑time processing. Experience in technical ownership, architecture decisions and leading cross‑functional delivery is required.

Education

Bachelor's degree in Computer Science, Engineering, or a related technical discipline, or equivalent practical experience.

Workplace

Compensation

The base compensation for this position ranges from USD 166,590 to USD 185,100 per annum.

Benefits

Medical, dental, and vision coverage; employer‑paid disability and life insurance; 401(k) with 4% match; FSA and HSA; Student Debt Retirement program (student loan payments may qualify for 401(k) match); eligibility for bonuses; PTO and protected leave; training, development and tuition reimbursement; 30% merchandise discount plus gratis and flash sale access; 24/7 mental health and financial coaching (Modern Health, Financial Finesse); volunteer and donation matching.

Culture

Sephora fosters an inclusive, fast‑paced environment that blends retail creativity with advanced technology. Teams emphasize collaboration across product, marketing and data disciplines, and the company prioritizes career development, diversity and responsible innovation.

About Cerulean

Cerulean is the definitive career portal for the global luxury industry. We match exceptional professionals with exclusive opportunities at the world's most prestigious brands. From haute couture and fine watchmaking to prestige beauty, hospitality, and boutique retail, Cerulean centralises luxury employment to help you find the career for which you were destined.