Senior ML Engineer: LLM Systems & AI Delivery

Arionkoder; Bogotá; Hybrid; COP 120,000,000 - 210,000,000; Full time

Benefits offered by this job

Monthly USD Service Fee

20 business days of paid Agreed Time O

Caregiver Time Off

A dynamic remote work culture. You can

Job summary

Arionkoder is seeking a Senior Machine Learning Engineer to own LLM-powered systems end-to-end from PoC to production. You will work in AI Labs, hybrid setting, delivering measurable quality and explaining trade-offs to clients.

The role blends engineering and science with production-grade Python, CI/CD, and cost-aware decision making. You will tailor prompts, RAG pipelines, or fine-tuning based on latency and cost, while maintaining data security and governance.

Qualifications

• 5+ years professional software engineering experience with production ownership.

Responsibilities

• Own LLM-powered systems end-to-end from concept to production.
• Demonstrate trade-offs to non-technical stakeholders during client demos.

Skills

5+ years software engineering

LLM-powered systems

Advanced Python

MCP experience

RAG experience

LLM orchestration frameworks

Cloud deployment

CI/CD & tests

Cost & latency engineering

LLM security & privacy

AI-first working style

Senior judgment

English communication

Tools

LangChain/LangGraph

LlamaIndex

Pydantic AI

AWS Bedrock/SageMaker

Docker

Kubernetes

Git

Job description

Arionkoder is seeking a Senior Machine Learning Engineer to own LLM-powered systems end-to-end from PoC to production. You will work in AI Labs, hybrid setting, delivering measurable quality and explaining trade-offs to clients.

The role blends engineering and science with production-grade Python, CI/CD, and cost-aware decision making. You will tailor prompts, RAG pipelines, or fine-tuning based on latency and cost, while maintaining data security and governance.