Senior AI/ML Engineer – Applied AI Lead (REF DSR :111)

Summary: Designs, develops and productionises machine learning models for AI use cases such as churn prediction and fraud detection. Builds MLOps pipelines, model monitoring and governance while mentoring team members.

Position: Senior AI/ML Engineer – Applied AI Lead
Location: Tallinn,Estonia
Work model: On-site
Employment type: Full-time
Salary: Up to 80,000 Euros gross yearly + other benefits

DUTIES AND RESPONSIBILITIES:

Design, develop and productionise machine learning models across training, validation, deployment, monitoring and retraining
Lead AI use cases including client lifetime value, churn prediction and fraud or abuse detection
Build and establish robust MLOps practices, including deployment pipelines, CI/CD, environment promotion and model lifecycle management
Implement model monitoring frameworks covering performance, data drift, data quality and business impact
Establish retraining and escalation strategies for production models
Implement model explainability and transparency using SHAP, feature attribution and other appropriate interpretability techniques
Define and enforce best practices around model governance, documentation, versioning and auditability
Collaborate with Data Engineering on data pipelines, feature engineering, reproducibility and scalable data foundations
Partner with Product, Risk, Commercial and other stakeholders to translate business problems into pragmatic AI solutions
Drive continuous improvement through monitoring insights, feedback loops and model retraining
Mentor team members and promote best practices in production AI, MLOps and applied machine learning delivery

REQUIREMENTS:

5–8+ years of experience building and deploying machine learning models in production environments
Strong Python programming skills and solid software engineering fundamentals
Strong understanding of machine learning concepts, model evaluation and feature engineering
Practical understanding of production ML considerations including data leakage, drift and model stability
Hands-on experience with Spark / PySpark and large-scale data processing
Experience with MLflow or similar ML lifecycle tools
Experience building and maintaining CI/CD pipelines, preferably with GitHub Actions
Strong SQL skills and experience working with large, complex datasets
Proven ability to deliver AI/ML solutions with measurable business impact
Experience with model deployment, monitoring, drift detection and retraining strategies
Strong communication skills with both technical and non-technical stakeholders
Ability to balance MVP delivery speed with production robustness in evolving environments

OFFER:

Attractive remuneration package based on qualifications and experience
Employee Training & Development programme
Multiple team and group events
Birthday and loyalty benefits
And much more!