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Applied ML Engineer (Speech/ASR/LLMs) - Senior
Remote – Argentina/Brazil
Full-time
About the role
We're looking for an
Applied ML Engineer
to lead the development and operationalization of machine learning models powering real-world AI products.
The primary focus of the role will be building and improving
speech-to-text (ASR) systems
for medical conversations in Brazilian Portuguese and Latin American Spanish, while also contributing to LLM fine-tuning, clinical classifiers, and production ML infrastructure.
This is a highly hands-on role focused on taking models from experimentation to production.
What you'll do
Design, train, fine-tune, and deploy ML models for speech and language applications
Build and maintain training pipelines and evaluation frameworks
Work on ASR systems for domain-specific medical conversations
Develop and improve data pipelines and ML infrastructure
Collaborate on LLM fine-tuning and classifier development
Optimize model performance, reliability, and scalability
Partner with product and domain teams to translate business needs into ML solutions
Contribute to production deployment and monitoring of ML systems
What we're looking for




Strong experience building and operationalizing ML models in production
Hands-on experience with:
ASR / speech models / audio ML
PyTorch or modern ML frameworks
ML infrastructure and distributed training
Experience building:
training pipelines
evaluation frameworks
production ML workflows
Strong programming skills in Python
Ability to work independently in ambiguous environments
Experience collaborating across technical and non-technical teams
Nice to have
Experience with:
LLM fine-tuning
orchestration frameworks
clinical or healthcare data
Experience building data flywheels or feedback loops
Experience with GPU orchestration and experiment tracking
Fluency in Portuguese and/or Spanish
Work model
Remote – Americas
Preference for candidates located near São Paulo or Medellín (not mandatory)
Full-time
Note
This is an applied ML engineering role, not a pure research position. We are looking for builders who can take models from experimentation through deployment and production operation.
How to apply
Please apply directly following the link.
If it does not suit you, please share it with your colleagues.
Thanks!

Postúlate en Kit Empleo: kitempleo.com.ar/empleo/q1dd8

📌 Applied Ml Engineer (Speech/Asr/Llms) - Senior (Brazil /... (Buenos Aires)
🏢 Talent Connect
📍 Buenos Aires