We are looking for a Lead Python AI Solution Engineer to build production AI and LLM solutions, shape architecture and deliver reliable, scalable systems. You will lead Python-based RAG and agent work, integrate APIs, and partner with client technical leadership to steer decisions and delivery. Responsibilities Design and deliver production-ready AI and LLM applications in Python Develop and sustain RAG pipelines along with AI agent architectures Implement and connect APIs that enable AI-driven capabilities Deploy and operate AI systems across cloud environments Ensure secure, scalable integration across platforms and services Collaborate with client Technical Leadership to set project direction and architecture Evaluate technical trade-offs with strong analytical judgment and recommend solutions Prototype and prove AI concepts using the right frameworks and tools Support experimentation and model tracking throughout the development lifecycle Translate business requirements into dependable technical implementations Requirements5+ years of professional software engineering experience, including substantial hands-on delivery of production AI and LLM applications High proficiency with Python 3.11/3.12+ as your primary programming language Deep experience with LLM application and agent frameworks such as Lang Chain, Llama Index, and Pydantic AIWorking knowledge of Hugging Face Models/Datasets, sentence-transformers, and tokenizers Hands-on familiarity with Python project and dependency tooling such as uv, venv, and Poetry Solid command of code quality and development tools including Ruff, Pytest, and Jupyter Strong background with machine learning libraries such as Num Py, pandas/Polars,



and scikit-learn Practical understanding of deep learning frameworks such as Py Torch and Tensor Flow/Keras Proven track record implementing vector search and RAG infrastructure such as FAISS, Qdrant, Chroma, Weaviate, Milvus, or pgvector with Postgre SQLHands-on experience building AI APIs and deployment components with Fast API, Pydantic, and Uvicorn Demonstrated skills in containerization and orchestration using Docker and Kubernetes Experience working with data infrastructure technologies such as Postgre SQL, Redis, and Apache Kafka English proficiency at B2 level (Upper-Intermediate) or higher Nice to have Experience applying TRL for LLM post-training Knowledge of DSPy for building programmatic LLM pipelines Familiarity with Lite LLM to unify access to multiple LLM APIs Experience with experiment tracking tools such as MLflow and Weights & Biases Portfolio of AI application UI work using Streamlit, Gradio, or Fast API with React/Next.js/Angular 19+We offer International projects with top brands Work with general 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 Linked In Learning library and 22,000+ courses Global career opportunities Volunteer and community involvement opportunities EPAM Employee Groups Award-winning culture recognized by Glassdoor, Newsweek and Linked In EPAM is an Equal Opportunity Employer. All qualified applicants will receive consideration for employment without regard to race, color, religion, sex, national origin, age, sexual orientation, gender identity or expression, disability, protected veteran status, or any other characteristic protected by applicable law.
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📌 Lead python ai solution engineer (Ciudad de México)
🏢 Epam Systems
📍 Ciudad de México