Lead Python Engineer with React

Remote in Argentina,

Python.Web

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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