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Senior AI Engineer (LLMs, Python, AWS)
Niuro · Remote - Chile, Costa Rica, Mexico, Cuba, Colombia, Uruguay, Paraguay, Peru, Venezuela, Ecuador · Remote · Wellfound
Machine Learning Engineer$36k – $42kFreelanceChile, Colombia, Mexico +2 · Remote
This job is restricted to candidates in: Chile, Colombia, Mexico, Peru, Uruguay. City: Costa Rica. Work model: Remote
About the job
At Niuro, we're hiring a Senior AI Engineer for a US tax software company. Full-time contractor role, 100% remote from Latin America, paid in USD.
What you'll do- Design, build and improve AI systems, including agent-based workflows
- Debug, refactor and stabilize LLM systems already running in production
- Integrate AI capabilities through REST APIs and backend services
- Deploy, monitor and operate AI services on AWS or Azure with CI/CD and infrastructure as code
- Work with engineering, product and leadership to pay down technical debt and explain trade-offs clearly
- 5+ years in software or AI engineering
- Strong Python with FastAPI or an equivalent framework
- Production experience with LLM platforms (OpenAI, Anthropic, Amazon Bedrock or Azure OpenAI)
- APIs, microservices, CI/CD and infrastructure as code
- Hands-on experience debugging, stabilizing and scaling AI systems in production
- C1 English, written and spoken
- C# / .NET
- LangGraph, LlamaIndex, LangChain or MCP
- Docker, Kubernetes or ECS; CloudWatch, Prometheus or Grafana
- Embeddings, semantic search and vector databases
Main requirements
Machine Learning Engineer
Application
Posted 2 weeks ago
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