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. We are seeking a Senior Python Engineer with React expertise to join our team in developing an advanced AI platform. This role involves significant backend engineering responsibilities, integrating modern AI technologies, and contributing to the architectural decisions that drive our platform's success. Responsibilities Lead the development of an enterprise-grade AI platform using Python and AWS Make architectural decisions to ensure production reliability across multi-environment deployment pipelines Guide and mentor a development team in backend engineering and AI integration Integrate large language models into applications, focusing on prompt engineering and agent delegation Define and manage cloud infrastructure programmatically using AWS CDK Design and evolve distributed systems with a focus on system architecture Conduct code reviews and manage technical debt Implement CI/CD pipelines using GitHub Actions and Docker Ensure quality and performance through testing strategies and load testing Requirements 3+ years of experience in Python (3.11+) with proficiency in async/await patterns and Pydantic data modeling Expertise in FastAPI for building production REST APIs Background in LLM/AI agent engineering, preferably with Anthropic Claude Working knowledge of AWS Cloud Services including EKS, RDS, and S3 Proficiency in SQL & Data Layer technologies like SQLAlchemy and PostgreSQL Experience with AWS Bedrock & AgentCore for managed LLM hosting Competency in CI/CD pipelines and system design Technical leadership skills with a proven ability to mentor engineers Nice to have Experience with React + TypeScript for building modern frontend applications Familiarity with testing strategies using pytest and E2E testing tools Understanding of LLM observability and evaluation tools like Langfuse Background in OpenTelemetry & Datadog for distributed tracing Skills in security and compliance tooling such as SonarQube and Snyk We offer International projects with top brands Work with global teams of highly skilled, diverse peers 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 Global career opportunities Volunteer and community involvement opportunities EPAM Employee Groups Award-winning culture recognized by Glassdoor, Newsweek and LinkedIn #J-18808-Ljbffr