We are seeking a Senior AI Engineer to own the end-to-end lifecycle of ML systems, from problem formulation and data collection through model training, deployment, and monitoring. This role involves designing scalable architectures and deploying production-grade models across a variety of use cases while collaborating closely with cross-functional teams.

Responsibilities

- Own end-to-end lifecycle of ML systems: problem formulation, data collection, feature engineering, model training, evaluation, deployment, and monitoring
- Design and implement scalable ML architectures including batch and real-time pipelines
- Work with large-scale structured and unstructured datasets such as clickstream, transactional, text, and image data
- Develop and deploy models such as recommendation systems, ranking models, forecasting models, and classification/regression systems
- Apply deep learning techniques including neural networks, transformers, and representation learning where appropriate
- Build and maintain feature stores, model registries, and experiment tracking systems
- Ensure production readiness through latency optimization, scalability, reliability, and cost efficiency
- Collaborate with engineering, product, and business teams to define KPIs and success metrics

Requirements

- 3+ years of experience in building and deploying ML systems in production environments




- Expertise in designing scalable ML architectures, including batch and real-time pipelines
- Proficiency in working with large-scale structured and unstructured datasets, including clickstream, transactional, text, and image data
- Experience developing recommendation systems, ranking models, forecasting models, and classification/regression systems
- Knowledge of deep learning techniques including neural networks, transformers, and representation learning
- Skills in building and maintaining feature stores, model registries, and experiment tracking systems
- Understanding of production readiness considerations such as latency optimization, scalability, reliability, and cost efficiency
- Capability to collaborate with engineering, product, and business teams to define KPIs and success metrics
- English proficiency at B2 level or higher

We offer

- International projects with top brands
- Work with global teams of highly skilled, diverse peers
- Healthcare benefits
- Employee financial programs
- Paid time off and sick leave
- Upskilling, reskilling and certification courses
- Unlimited access to the LinkedIn Learning library and 22,000+ courses
- General career opportunities
- Volunteer and community involvement opportunities
- EPAM Employee Groups
- Award-winning culture recognized by Glassdoor, Newsweek and LinkedIn

📌 Senior AI Engineer (Argentina)
🏢 EPAM Systems
📍 Argentina