Job Title or Location

Data AI Architect

Quantum World Technologies Inc.
Toronto, ON
Posted today
Job Details:
Full-time
Experienced

Key Responsibilities:

  • Architect and implement scalable data lakehouse solutions using Databricks on AWS, including Delta Lake, Unity Catalog, and Lakehouse AI features.
  • Develop and orchestrate multi-agent AI applications leveraging LangGraph, LangChain, and other LLM toolchains to support business workflows and automation.
  • Design and implement vector database search solutions for retrieval-augmented generation (RAG), semantic search, and contextual memory.
  • Work with multiple file formats including Apache Iceberg, Parquet, and Delta, ensuring performance optimization, schema evolution, and ACID compliance.
  • Integrate LLM orchestration pipelines into Lakehouse workflows, enabling intelligent data retrieval, transformation, and reasoning.
  • Collaborate with data scientists, ML engineers, and platform teams to build end-to-end AI-powered data pipelines.
  • Build reusable components, agent workflows, and vector indexing strategies for enterprise AI use cases.

Required Qualifications:

  • 5+ years of experience in data engineering or AI/ML engineering.
  • Hands-on expertise with Databricks on AWS, including workspace management, notebooks, MLflow, and Unity Catalog.
  • Experience with Lakehouse AI, Vector Search, and Agentic AI (LangGraph, CrewAI, OpenAgents, or similar frameworks).
  • Proficient in Python and SQL, with experience in developing data transformation logic and vector embedding workflows.
  • Strong knowledge of file formats like Apache Iceberg, Delta Lake, Parquet, and Avro.
  • Experience deploying and optimizing vector databases such as FAISS, Chroma, Weaviate, or native Databricks vector search.
  • Familiarity with LLMOps practices and tooling (e.g., LangSmith, PromptLayer, Weights & Biases).
  • Understanding of LLM APIs (OpenAI, HuggingFace), prompt engineering, and memory management in agentic systems.

Preferred Qualifications:

  • Databricks certifications (Data Engineer, Machine Learning Associate, Generative AI Engineer).
  • Experience with LangChain Expression Language (LCEL) and LangGraph DAGs for agent workflows.
  • Familiarity with Databricks Model Serving, Feature Store, and production-grade LLM integrations.
  • Exposure to event-driven architectures, CI/CD for ML, and secure data governance using Unity Catalog.
  • teams, stakeholders, and business leaders to align data strategies with organizational goals.

Share This Job: