SignalfireVerified Source

Principal AI/ML Engineer - VC Backed Startups

170K–270K
Onsite · New York, New York
Posted August 12, 2026
payroll

Overview

SignalFire seeks Principal AI/ML Engineers passionate about developing cutting-edge machine learning and deep learning models to drive AI strategy and scale AI-powered systems at high-growth startups. This role offers visibility into exclusive early-stage opportunities through our extensive network of VC-backed companies.

What You'll Do8

  • 1Architect and optimize machine learning and deep learning models for production systems
  • 2Research and apply state-of-the-art AI methodologies including LLMs transformers and reinforcement learning
  • 3Lead AI strategy identifying opportunities for innovation and model optimization
  • 4Develop scalable training and inference pipelines for AI-powered applications
  • 5Work closely with engineering data and product teams to integrate AI/ML into business solutions
  • 6Optimize ML models for efficiency accuracy and scalability in real-world deployments
  • 7Ensure robust MLOps practices including model monitoring retraining and deployment automation
  • 8Collaborate on AI/ML research publications patents and open-source contributions

Requirements9

  • 18+ years of experience in AI/ML deep learning or applied AI
  • 2Expertise in Python and ML frameworks TensorFlow PyTorch JAX Hugging Face Transformers
  • 3Strong background in computer vision NLP generative AI or reinforcement learning
  • 4Experience developing scalable AI pipelines data processing workflows and distributed training systems
  • 5Familiarity with big data tools Apache Spark Kafka Hadoop and MLOps platforms MLflow TFX SageMaker
  • 6Deep understanding of LLMs transformer architectures and retrieval-augmented generation RAG pipelines
  • 7Experience with model quantization fine-tuning and optimization for performance
  • 8Strong knowledge of cloud environments AWS GCP Azure and containerization tools Docker Kubernetes
  • 9Track record of technical leadership mentoring and driving AI innovation

Salary Insight

$170 - $270k per year

Location

Typeonsite
LocationNew York, New York

Required Skills

PythonTensorFlowPyTorchJAXHugging Face TransformersComputer VisionNLPGenerative AIReinforcement LearningApache SparkKafkaHadoopMLflowTFXSageMakerAWS
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