Machine Learning Engineer
Core
Building the intelligence layer for an email marketing platform by creating predictive models and LLM-based assistants to optimize customer engagement and actions.
Role type
Senior Machine Learning Engineer (Applied ML & LLMs)
Builds
Production ML models, LLM assistants, and data pipelines for a global email marketing service.
Domain
Email marketing, behavioral data, large-scale event data.
Deliverable
production ML models
Required skills
Applied ML fundamentals, LLM fine-tuning, Python, SQL, pipeline orchestration, feature engineering, model evaluation
Preferred skills
Preference optimization, distributed training, agentic systems, causal modeling
Technologies
PyTorch, scikit-learn, pandas, Polars, SQL, columnar stores
Responsibilities
Build and ship predictive models on behavioral data, fine-tune LLMs for goal-driven assistants, design training and inference pipelines, build evaluation harnesses, enforce structured model outputs, collaborate with product and engineering teams
Seniority
Senior, hands-on IC