We are looking for a **Lead Machine Learning Engineer** specializing in AI Engineering to spearhead our GenAI initiative. You will architect and oversee scalable backend infrastructures that support LLM\-driven applications utilizing OpenAI APIs, focusing on robustness and efficiency. Join our innovative team to drive advanced AI developments and elevate your professional journey. EPAM is a leading global provider of digital platform engineering and development services. We are committed to having a positive impact on our customers, our employees, and our communities. We embrace a dynamic and inclusive culture. Here you will collaborate with multi\-national teams, contribute to a myriad of innovative projects that deliver the most creative and cutting\-edge solutions, and have an opportunity to continuously learn and grow. No matter where you are located, you will join a dedicated, creative, and diverse community that will help you discover your fullest potential. **Responsibilities** * Design and enhance backend systems for AI and LLM\-powered applications * Deploy and scale LLM applications within cloud platforms * Establish CI/CD workflows for seamless deployment automation * Track and fine\-tune AI service performance * Maintain comprehensive observability and logging for LLM API usage * Partner with DevOps and AI/Data Science teams to improve system stability * Oversee cloud infrastructure management, preferably on Azure, for AI workloads * Develop APIs and microservices that enable AI\-driven features **Requirements** * 5\+ years of experience in machine learning engineering with backend emphasis * Proficient in OpenAI API integration and AI service deployment * Deep knowledge of MLOps and CI/CD technologies like Orion, ArgoCD, and Opsera * Experience with monitoring solutions such as Grafana, Dynatrace, and ThoughtSpot * Strong familiarity with cloud environments, especially Azure, plus Apache Spark and Databricks * Expert\-level Python programming and microservices design skills * Fluent English communication at B2 (Upper\-Intermediate) level **Nice to have** * Understanding of data science approaches * Hands\-on experience with natural language processing methods * In\-depth knowledge of OpenAI API capabilities **We offer** * Connectivity Bonus (25,000 ARS are paid with a salary receipt at the end of each month as a non\-wages concept). * Medicina Prepaga (It covers the collaborator and direct family group). * Paternity Leave (Two additional days are added to what is established by law, total of 4 days). * Discounts card. * English Training (English lessons, twice per week). * Training Program (Access to multiple customized training plans according to the needs of each role within the company). * Marriage bonus (The company doubles the allowance established by law that ANSES offers). * Referral Program (Referral bonus is paid when the referral of a collaborator joins the Company). * External Agreements and Discounts. * Vacations: 14 calendar days a year *By applying to our role, you are agreeing that your personal data may be used as in set out in EPAM´s Privacy Notice and Policy.*