Waystar

Waystar

Senior ML Engineer II

Atlanta, GA · Senior

Sponsorship not specifiedDetected 30 days ago
PythonSQLNoSQLAWSGCPAzureCloud PlatformsCI/CDKafkaMachine LearningDeep LearningTensorFlowPyTorchscikit-learnSparkAirflowData EngineeringNLPLLMsRAGAgentic AIMLOpsStatisticsHIPAA

About the role

  • Waystar is trusted by 1M+ providers, 1K+ hospitals and health systems, and is connected to over 5K commercial and Medicaid/Medicare payers.
  • Waystar products have won multiple Best in KLAS® or Category Leader awards since 2010 and earned multiple #1 rankings from Black Book™ surveys since 2012.
  • For more information, visit waystar.com or follow @Waystar on Twitter.

Responsibilities

  • Design, implement, and optimize robust pipelines for ingesting, parsing, and extracting structured information from complex documents (leveraging OCR, document layout analysis, Named Entity Recognition (NER), and Relationship Extraction (RE).
  • Develop rich, nested JSON schemas for representing structured data and ensure scalable storage
  • Generate and manage high-quality vector embeddings for efficient retrieval-augmented generation (RAG) within a Vector Database.
  • Explore and implement knowledge distillation techniques to transfer capabilities from larger models to smaller, more efficient LMs.
  • Agentic System Design & Implementation:
  • Build and maintain the core agentic framework, including the orchestrator that intelligently routes queries and coordinates interactions between various specialized LM tools.
  • Deploy, manage, and monitor LMs and agentic components on Google Cloud Platform (GCP) using services like Vertex AI, GKE, Cloud Functions, and Cloud Run.
  • Implement robust MLOps practices for continuous integration, continuous delivery (CI/CD), model versioning, and performance monitoring (latency, throughput, accuracy).
  • Stay abreast of the latest research in LMs, agentic AI, NLP, and document understanding, applying relevant advancements to our system.

Nice to have

  • Work closely with subject matter experts, product managers, and other engineers to translate complex requirements into technical solutions and evaluate system performance.
  • Ph.D. preferred.
  • Expertise in programming languages such as Python (with extensive experience in ML libraries like TensorFlow, PyTorch, Scikit-learn).
  • Strong experience with cloud platforms (AWS, Azure, GCP) and their ML services.
  • Proficiency in building and managing data pipelines using tools like Spark, Kafka, SQL, and NoSQL databases.
  • Demonstrated experience with MLOps principles and tools (e.g., MLflow, Kubeflow, Sagemaker, Airflow).
  • Excellent problem-solving skills and the ability to work independently on complex issues.

Compensation

  • Competitive total rewards (base salary + bonus, if applicable)

Benefits

  • Through a smart platform and better experience, Waystar helps providers simplify healthcare payments and yield powerful results throughout the complete revenue cycle.
  • Competitive total rewards (base salary + bonus, if applicable)
  • Customizable benefits package (3 medical plans with Health Saving Account company match)
  • We offer generous paid time off for our non-exempt team members, starting with 3 weeks + 13 paid holidays, including 2 personal floating holidays.
  • We also offer flexible time off for our exempt team members + 13 paid holidays
  • Paid parental leave (including maternity + paternity leave)
  • Education assistance opportunities and free LinkedIn Learning access
  • Free mental health and family planning programs, including adoption assistance and fertility support
  • Develop and integrate "tools" (specialized LMs and external APIs) that perform atomic medical necessity tasks, ensuring strict behavioral alignment and structured outputs.

This listing is sourced directly from Waystar's careers page and normalized into a canonical job model.