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Applied Machine Learning Engineer

PermitFlow· Engineering
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Hybrid (New York City, NY)$175k - $250kFull-timePosted 8mo ago

About the role

Role focused on developing ML foundations for PermitFlow’s AI agents, owning end-to-end ML lifecycle from research and data engineering to production deployment and continuous evaluation to process documents and power autonomous permitting workflows.

Responsibilities

  • Design, implement, and optimize LLM-powered models for document processing, data extraction, and permit workflow automation
  • Develop retrieval-augmented generation (RAG) pipelines and search/retrieval systems for jurisdictional and regulatory data
  • Rapidly prototype, fine-tune, and evaluate pre-trained models for real-world NLP tasks like classification, entity recognition, and summarization
  • Build scalable ML infrastructure and backend services, integrating models into production systems that power AI agents
  • Work with large structured and unstructured datasets to improve indexing, retrieval, and contextual accuracy
  • Own the full ML lifecycle: experimentation, deployment, monitoring, evaluation, and iteration
  • Balance ML, retrieval, and rule-based approaches to ship reliable, maintainable, and high-impact AI features
  • Collaborate with engineering, product, and domain experts to shape ML-powered solutions for complex pre-construction challenges

Qualifications

  • 5+ years of experience in machine learning engineering, with production ML experience
  • Deep expertise in NLP and LLMs (OpenAI GPT, Claude, Hugging Face models)
  • Experience building retrieval and vector search systems (e.g., FAISS, Elasticsearch, Pinecone, Weaviate)
  • Proficiency in Python and ML frameworks like PyTorch or TensorFlow
  • Strong track record of deploying and scaling ML systems with measurable business impact
  • Experience with cloud ML infrastructure (AWS, GCP, or Azure)
  • Strong system design and architectural thinking, with a bias toward shipping and iterating quickly
  • Comfort operating in fast-moving startup environments with high ownership and autonomy

Skills

Required:LLM engineeringNLP and information extractionRetrieval systems

Benefits

  • Competitive salary and meaningful equity in a high-growth company
  • 100% company-paid base medical, dental, and vision coverage for employees + healthcare FSA
  • 401(k) savings plan
  • Unlimited PTO and paid family leave
  • Home office & equipment stipend
  • Daily in-office lunch and dinner provided
  • Commuter benefits (pre-tax transit and parking)
Last updated Oct 14, 2026. Interested? Apply on the company site.
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About PermitFlow

TurboTax for Construction Permitting

Intuitive workflow software that helps general contractors and developers identify the optimal permitting process and needed application forms for a particular project, and then easily fill the relevant paperwork to prepare a robust application package.

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