CareerPlan

Principal AI Engineer

Berlin, GermanyFull-time2026-11-11 → 2026-11-13

Core

Architect and lead the AI/ML strategy, predictive models, and agentic frameworks for a marketing platform serving enterprise customers.

Role type

Principal AI Engineer (Strategy & Architecture)

Builds

AI/ML architecture, predictive models, agentic workflows, and production ML systems for marketing optimization.

Domain

AdTech / Marketing Technology / AI

Deliverable

production ML models

Required skills

Predictive ML (ranking, recommendation, optimization), LLM applications and agentic workflows, distributed system architecture, Python, Java/Go, PyTorch/TensorFlow, Spark/Kafka, MLOps/LLMOps

Preferred skills

AdTech (DSP/SSP, real-time bidding), causal inference, uplift modeling, privacy-aware identity systems

Responsibilities

Define AI/ML architecture and technical roadmap; lead advances in prediction, targeting, and personalization; design agentic frameworks and multi-agent coordination; partner with teams to integrate models and data; own production engineering for data pipelines and inference; define evaluation benchmarks and business impact metrics; set standards for reliability and responsible AI; lead technical teams and mentor engineers.