Senior AI Engineer, AI Platform

Posted 14ds ago

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Job Description

Senior AI Engineer collaborating on LLM-powered systems for extracting insights at Affinity. Engaging with cross-functional teams to enhance AI-driven relationship intelligence platform.

Responsibilities:

  • Architect, prototype, and deploy RAG pipelines, combining vector search, hybrid retrieval, reranking and contextual compression techniques.
  • Contribute to design and orchestration of multi-agent LLM systems using community frameworks and custom orchestration layers.
  • Work on a variety of information extraction, information storage and information retrieval problems for both structured and unstructured data.
  • Partner with cross-functional (product, infra, data engineering, and software engineering) to build robust, high-scale systems that underlie all of our data processing and ML Operations.

Requirements:

  • 5+ years of experience in software engineering and/or Machine Learning experience in applying machine learning in production.
  • Hands on experience with LLM applications in production including prompt engineering and utilizing frameworks for online and offline evaluation
  • Experience with LLM assisted search, such as query understanding and augmentation, text2sql, and entity extraction
  • Experience with vector or graph databases
  • Experience with document chunking, embedding models, and context window optimization
  • Familiarity with metadata-based retrieval and re-ranking strategies
  • Hands on experiences with model evaluation metrics (e.g. perplexity, hallucination rate, factual consistency)
  • Familiarity with data security, versioning, and MLOps principles.

Benefits:

  • We cover both you and your dependents' extended health benefit premiums and offer flexible personal & sick days to support your well-being.
  • We offer an RRSP plan to help you plan for your future.
  • We provide an annual education budget and a comprehensive L&D program.
  • We reimburse monthly for things like home internet, meals, and wellness memberships/equipment to support your overall health and happiness.
  • Virtual team-building activities and socials to keep our team connected, because building strong relationships is key to success.