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Machine Learning Specialist – Model Optimization And AI Insight

Open 32d

Job description

We are looking for an experienced machine learning lead (5-6 years of experience) to design and optimize machine learning models that enhance the intelligence of an AI-powered voice agent platform. The role focuses on:

  • Fine-tuning language models
  • Building insight-driven models
  • Improving AI accuracy and performance
  • Supporting decision-making within AI workflows

Key responsibilities

  • Design and implement fine-tuning pipelines for LLMs and smaller models
  • Improve model performance for intent detection, classification, summarization, and prediction
  • Build ML models for customer segmentation, intent prediction, and sentiment analysis
  • Define and monitor AI performance metrics (accuracy, latency, hallucination rate)
  • Develop datasets and pipelines for training, validation, and evaluation
  • Apply parameter-efficient fine-tuning techniques (LoRA, QLoRA)
  • Collaborate with GenAI team on prompt tuning and model behavior
  • Optimize models based on production feedback
  • Support deployment and monitoring of ML models

Experience requirements

  • 5-6 years in machine learning / NLP
  • Experience in fine-tuning or adapting models
  • Experience in building production ML pipelines

Skills description

  • Strong understanding of machine learning and NLP fundamentals
  • Experience with LLM fine-tuning (LLaMA, Mistral or similar)
  • Hands-on experience with LoRA, QLoRA, or similar techniques
  • Experience building text classification, summarization, and NLP models
  • Strong Python skills with PyTorch and Hugging Face
  • Experience in dataset preparation, cleaning, and labeling
  • Experience in model evaluation and performance optimization
  • Ability to reduce hallucinations and improve model accuracy
  • Experience with experiment tracking and benchmarking
  • Understanding of production ML pipelines