Senior Founding Engineer - AI AgentsSalary: $120k – $220k CAD 0.25% – 1.5%Job Location: TorontoExperience: 3 years of expJob Type: Full TimeJob LocationTorontoRemote Work PolicyIn office - WFH flexibilityVisa SponsorshipNot AvailableRelocationAllowedSkillsPythonAbout the jobAI Startup · Toronto, Canada (In-Person downtown Toronto)About UsWe're solving one of the largest problems in the physical world: housing that's too slow and too expensive to build. The $2 trillion construction industry runs on human expertise that doesn't scale - so we're building the AI that understands what to build and how to build it.We start with the costliest problems for general contractors - the multi-million-dollar decisions that Claude cannot solve. Tyce Agent wins more projects and estimates costs on multi-million-dollar builds live at one of the landmark construction companies today.We just closed a 7-figure round and are hiring to build the best AI platform for construction.Role OverviewYou'll own the AI core of the product: how we ingest, understand, retrieve, and reason over customers' documents. This is where the hardest, most interesting problems live.We're on a modern, lean stack: FastAPI, PostgreSQL, Pydantic-AI, Logfire, AWS, with a React Router / TypeScript frontend.What You'll DoBuilding a Context/Knowledge Graph around our customers knowledge bases - process messy PDFs,



Excels into AI-native context representationImprove on our agent harness - agentic search and any unique tools as part of our platformBuild the evaluation harness that keeps quality high as we ship fast.Ship latest AI featureas day-to-day alongside the founders and shape the AI roadmap.We're on a modern, lean stack: FastAPI, PostgreSQL, Pydantic-AI, Logfire, AWS, with a React Router / TypeScript frontend.Required QualificationsMid-to-senior level of AI/engineering experience.Robust in Python; comfortable shipping production systems, not just notebooks.Hands-on experience building and evaluating LLM/RAG or ML systems.Go-getter mindset, personal agency, fast learner, excellent verbal and writing skills.Full-time, in-person in downtown TorontoNice-to-have QualificationsHaving any of these is a strong plus — tell us your superpower:Built and evaluated an AI agent / RAG system for real-world performance.Document parsing / OCR / information-extraction experience (PDF, DOCX, tables, layout).Retrieval/search background (embeddings, ranking, vector + keyword hybrid).Comfortable full-stack enough to ship your own features end-to-end.Competitive programmer (e.G. ACM ICPC).What We OfferCompetitive salary plus meaningful equity in an early-stage company.A founding-level seat on a 10-person product engineering team with direct influence over architecture and product direction.A close-knit and collaborative early-stage startup environment where every voice is heard and every opinion mattersLearning & Growth stipendCheck us out at #J-18808-Ljbffr

📌 Senior Founding Engineer - Ai Agents (Toronto)
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📍 Toronto