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Full-Stack AI Product Engineer

SaltToronto, Ontario
Full-timeMid Level
👁️ 0 views📝 0 applicationsPosted 7/24/2026Expires 8/23/2026

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Job Description

Our client is looking for a Full-Stack AI Product Engineer is a newly created role who will design, build, and scale AI powered products, internal tools, SaaS-like platforms, automation systems, and AI agents. This is a hands-on engineering role for someone who can work across the full stack while also building solutions using LLMs, agents, APIs, data, and cloud technologies. The ideal candidate can take a business problem, define the technical approach, build the front-end and back-end, integrate AI capabilities, connect data sources, deploy the solution, and improve it based on user feedback. Key Responsibilities: • Design, develop, test, and deploy full-stack web applications, internal tools, and AI-enabled platforms. • Build front-end interfaces using modern frameworks such as React, Next.js, TypeScript, or similar. • Develop back-end services, APIs, databases, authentication flows, and business logic using Python,Node.js, or similar technologies. • Integrate LLM APIs such as OpenAI, Azure OpenAI, Anthropic Claude, Google Gemini, or similarplatforms. • Build AI assistants, copilots, agents, automation workflows, and data-connected AI tools. • Develop RAG-based solutions using company documents, structured data, product information, campaigndata, or knowledge bases. • Implement tool calling, function calling, structured outputs, human-in-the-loop workflows, and AIworkflow orchestration. • Connect applications with APIs, databases, analytics platforms, CRM, CMS, cloud services, and third-party tools. • Deploy applications in secure, scalable cloud or managed environments. • Apply AI governance best practices, including data privacy, access control, output validation, logging,guardrails, and responsible AI usage. • Translate business needs into MVPs, prototypes, and production-ready products. • Collaborate with digital, data, CRM, e-commerce, UX/UI, analytics, creative, and business teams. • Document technical architecture, product functionality, and development decisions. Qualifications: • 4+ years of professional software development experience. • Strong full-stack development experience. • Proven experience building web applications from front-end to back-end. • Hands-on AI development experience is required. • Experience building AI-powered applications, assistants, agents, RAG systems, or LLM-integrated tools. • Experience working with LLM APIs such as OpenAI, Azure OpenAI, Anthropic Claude, Google Gemini,or similar. • Experience with React, Next.js, TypeScript, JavaScript, or similar front-end technologies. • Experience with Python and/or Node.js. • Experience building APIs, back-end services, databases, and integrations. • Experience with authentication, permissions, secure application design, and data handling. • Experience deploying applications to cloud or managed hosting environments. • Ability to work independently and turn ambiguous business needs into working products. • Strong communication, documentation, and problem-solving skills. Salt is acting as an Employment Agency in relation to this vacancy.