Protocase Inc. / 45Drives Ltd.

AI Engineer (Agentic Workflows)

Protocase Inc. / 45Drives Ltd.
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14 days ago
Kitchener, CanadaMid Level / Senior

Responsibilities

  • Design and build agentic workflows that plan, call tools, and chain multi-step actions.
  • Integrate LLMs into products and internal tools through APIs and inference or serving frameworks.
  • Architect RAG pipelines covering document ingestion, chunking, embeddings, retrieval, and vector database integration.
  • Design prompts, system instructions, and context-management strategies to guide model behavior.
  • Select and integrate orchestration tools for multi-agent and multi-step workflows.
  • Build evaluation harnesses and test suites for workflow accuracy, reliability, and regression tracking.
  • Translate ambiguous business problems into technical specifications, prototypes, and production solutions.
  • Collaborate with product, operations, and subject-matter stakeholders to identify automation opportunities.
  • Monitor deployed AI workflows using observability tools for latency, cost, and output quality.
  • Stay current with AI agent frameworks, models, and techniques and recommend appropriate adoption.

Requirements

  • Bachelor's degree in Computer Science, Software Engineering, or equivalent practical experience.
  • 3+ years of professional software development experience.
  • Demonstrated experience building applications on top of LLM APIs, including API providers or self-hosted inference.
  • Practical experience with at least one agent orchestration framework or workflow automation platform.
  • Strong understanding of RAG architecture, including embeddings, vector search, chunking, and retrieval strategy.
  • Strong general-purpose programming ability in Python and/or a modern backend language.
  • Ability to independently design technical approaches for abstract business problems.
  • Comfort working with APIs, containers, and cloud or on-premises infrastructure.
  • Ability to work in-office in Waterloo, Ontario.
  • Asset qualifications include vector databases, hybrid search, reranking, inference or serving frameworks, model gateways, AI evaluation and observability pipelines, multi-agent patterns, production AI delivery, and model fine-tuning concepts.

Benefits

  • Full-time, in-office work arrangement in Waterloo, Ontario, on a dayshift schedule.
  • Starting annual total compensation, including base salary and performance incentives, is stated as $100,000 to $150,000 CAD depending on experience.
  • Leadership training, skills development, regular coaching, and career-growth pathways.
  • Medical, dental, life, and group insurance plus a company RRSP after six months of full-time employment.
  • Two weeks of paid vacation initially, increasing to three weeks after three years and four weeks after five years.
  • Wellness initiatives and health-support programs.
  • Regular social events, seasonal parties, monthly lunches, and team celebrations.

Tech Stack

Categories

Protocase Inc. / 45Drives Ltd.

About Protocase Inc. / 45Drives Ltd.

201-500 employees

Protocase Inc., founded in 2001 and based in Sydney, Nova Scotia, manufactures custom sheet‑metal enclosures, panels, and parts for engineers and R&D teams, offering CAD tools and rapid, low‑volume production. It also operates 45Drives, which designs and sells open-source, high-capacity storage servers with related services. The company is privately held and is known for quick-turn manufacturing—often shipping in days—for prototyping through small production runs across technical markets.

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