Summary: Lead Python Engineer with React to own backend delivery, guide technical decisions, and integrate LLM/AI agents on AWS for an advanced AI platform. Highlights: 1. Lead delivery of an enterprise-grade AI platform with Python and AWS 2. Coach and mentor the team on backend engineering and AI integration 3. Define architecture choices for reliable multi-environment deployments We are building an advanced AI platform and need a **Lead Python Engineer with React** to own backend delivery and guide key technical decisions. You will integrate LLM/AI agents on AWS, shape reliable multi\-environment architectures, and help the team ship production\-ready features—apply now. **Responsibilities** * Lead delivery of an enterprise\-grade AI platform built with Python and AWS * Define architecture choices that keep production reliable across multi\-environment deployment pipelines * Coach and mentor the team on backend engineering practices and AI integration * Integrate large language models into applications with strong prompt engineering and agent delegation * Manage cloud infrastructure as code using AWS CDK * Design and iterate on distributed systems with an emphasis on system architecture * Perform code reviews and drive reduction of technical debt * Build CI/CD pipelines with GitHub Actions and Docker * Ensure quality and performance via testing strategies and load testing **Requirements** * Proven 5\+ years of experience with Python (3\.11\+), including async/await patterns and Pydantic data modeling * Advanced expertise in FastAPI for delivering production REST APIs * Solid background in LLM/AI agent engineering, ideally with Anthropic Claude * Hands\-on knowledge of AWS Cloud Services, including EKS, RDS, and S3 * Strong proficiency in SQL and data\-layer technologies such as SQLAlchemy and PostgreSQL * Practical experience with AWS Bedrock \& AgentCore for managed LLM hosting * Demonstrated ability to build CI/CD pipelines and contribute to system design * Proven technical leadership skills with a track record of mentoring engineers * Upper\-Intermediate English proficiency (B2\) **Nice to have** * Experience building modern frontend apps with React \+ TypeScript * Familiarity with pytest\-based testing strategies and E2E testing tools * Knowledge of LLM observability and evaluation tooling such as Langfuse * Understanding of OpenTelemetry \& Datadog for distributed tracing * Experience with security and compliance tools like SonarQube and Snyk