# GenAI Engineer (Python, RAG, LangChain, LangSmith)Apptad Inc ·, CABack to resultsGenAI Engineer (Python, RAG, LangChain, LangSmith)Apptad Inc, CA Posted October 26, 2026 Via Talent.Com### Full Job DescriptionJob Title: GEN AI Engineer (Python,RAG, LangChain, LangSmith)Job Location: Montreal, QC (3 days in a week)Job Type: Full-TimeOur challengeWe are looking for a Senior AI/ML Engineer with expertise in Retrieval-Augmented Generation (RAG), vector databases, multimodal AI, and prompt engineering. The candidate will be responsible for building intelligent AI applications that leverage structured and unstructured enterprise data.Key Responsibilities

- Design and implement enterprise-scale RAG pipelines.
- Build and optimize semantic search solutions using vector databases.
- Develop multimodal AI applications capable of processing text, images, documents, and other data formats.
- Create and optimize prompts for improved LLM performance and accuracy.
- Develop data ingestion, chunking, embedding, retrieval, and ranking strategies.
- Evaluate and improve AI solution quality, accuracy, and latency.




- Collaborate with cross-functional teams to integrate AI capabilities into enterprise applications.Required Skills
- Solid proficiency in Python.
- Hands-on experience building RAG solutions.
- Experience with vector databases such as Pinecone, Weaviate, Milvus, Chroma, or OpenSearch.
- Strong understanding of embeddings, retrieval strategies, and semantic search.
- Expertise in Prompt Engineering.
- Experience building Multimodal AI solutions.
- Knowledge of LLMs and foundation models.
- Experience with Amazon Bedrock and AWS AI services.
- Familiarity with LangChain for RAG implementations.
- Knowledge of evaluation frameworks and AI observability tools.
- Experience deploying AI/ML applications in production environments.Nice to Have
- Knowledge of Agentic AI concepts.
- Experience with LangGraph or multi-agent architectures.
- Exposure to MLOps and model deployment pipelines.#### Apply for this JobThis will take you to the original posting on the employer's site. Apply NowVia Talent.Com#### Job SummaryCompanyApptad IncLocation, CATypeFull-timePostedOctober 26, 2026SourceTalent.Com#J-18808-Ljbffr

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