Remote Senior Data Engineer, AI/ML & LLM Pipelines

OpenTable; United States; Remote; USD 19,000 - 25,000; Full time

Benefits offered by this job

Work from almost anywhere

Mental health support

Headspace subscription

SpringHealth therapy

Parental leave

Generous vacation

Volunteer time

Development dollars

Leadership development

On‑demand e-learning

Travel discounts

Employee resource groups

Quarterly team offsites

Tax optimization

Health insurance

Pension plan

Job summary

OpenTable is hiring a Senior Data Engineer – AI/ML to design and scale data and AI infrastructure powering next-generation products. You will work on data platforms, LLM-driven features, embeddings, and vector search, collaborating with data scientists, ML engineers, and product teams to deliver reliable production systems.

You will build AI applications using LLMs, manage RAG workflows, and optimize pipelines for performance and cost, ensuring governance and observability across enterprise

Qualifications

• 5+ years in data engineering, software engineering, distributed systems, or a related field.
• Strong programming skills in Python and/or Scala/Java and advanced SQL.
• Hands-on experience with Databricks, Snowflake, Apache Spark, Delta Lake, and Airflow.

Responsibilities

• Design and build AI/LLM data pipelines supporting training, inference, evaluation, embeddings, and retrieval workloads.
• Build production-grade RAG systems, including ingestion, chunking, embedding generation, indexing, retrieval, reranking, and context construction.
• Develop AI applications using LLMs, structured outputs, function/tool calling, and agentic workflows.
• Build data products and platforms that make structured and unstructured enterprise data accessible to AI applications.
• Develop reliable ETL/ELT pipelines and optimize large-scale distributed workloads for performance and cost.
• Establish data quality, governance, lineage, security, and observability practices.

Skills

Python

Scala/Java

SQL

Databricks

Snowflake

Apache Spark

Airflow

LLMs

RAG

Vector databases

Tools

Databricks

Snowflake

Apache Spark

Delta Lake

Airflow

Job description

OpenTable is hiring a Senior Data Engineer – AI/ML to design and scale data and AI infrastructure powering next-generation products. You will work on data platforms, LLM-driven features, embeddings, and vector search, collaborating with data scientists, ML engineers, and product teams to deliver reliable production systems.

You will build AI applications using LLMs, manage RAG workflows, and optimize pipelines for performance and cost, ensuring governance and observability across enterprise