Role: AI/ML Engineer Location: Boston, MA Contract: Only on W2 Job Description: Design, develop, and deploy AI/ML models and pipelines that meet mission and performance objectives. Build, train, and fine-tune models using frameworks such as PyTorch, TensorFlow, scikit-learn, Hugging Face, and LangChain. Develop and operationalize MLOps pipelines (MLflow, Kubeflow, DVC, or custom training/inference orchestration). Write clean, efficient Python code for data ingestion, feature engineering, embeddi