AI Product Engineer

Location : 59 Hayden St Suite 300, Toronto, ON M4Y 0E7
Position Type:
Full-Time

Radical Ventures is the first AI-focused venture capital firm, with $2.5B AUM and offices in San Francisco, Toronto, and London. Ranked among the top performing VC firms globally, we partner with the world’s most transformative founders in artificial intelligence.

Learn more about our portfolio companies ical.vc.

Radical’s Velocity program is designed around the specific needs of AI-first companies, delivering expert support where AI companies need it most. Radical is led by entrepreneurs who have experience building AI‑first companies and understand the unique challenges founders face leading fast‑moving and innovative AI businesses. Focused on serving Radical Ventures’ portfolio companies, the Velocity team comprises experienced founders, AI luminaries, investors, talent experts, communication experts, and technologists.

We are seeking an AI Product Engineer with a passion for building AI‑native applications, designing and shipping tools from 0-1, and turning ideas into production‑ready systems. This is a unique opportunity to join Radical and own high‑impact projects end-to-end. While this role spans the full stack, there is a particular emphasis on building robust backend systems, data infrastructure, and the engineering foundations that power AI‑native products.

• Provide insights into portfolio and market dynamics

• Enhance sourcing, diligence, and investment decision‑making

• Automate workflows and create intelligent systems that improve operational leverage

This role is ideal for an entrepreneurial engineer, who thrives in fast‑paced environments, and enjoys designing, building, and shipping AI‑native products end‑to‑end. You’ll be equally comfortable building polished user experiences and designing scalable backend systems, data infrastructure, and AI‑powered services.

• Design, build, and deploy AI‑powered applications end‑to‑end to support investment workflows and internal operations

• Prototype and refine tools leveraging LLMs (e.g., OpenAI, Anthropic, Hugging Face, Lang Chain)

• Design and engineer robust backend systems, APIs, data pipelines, and integrations across internal and external data sources

• Experiment with advanced LLM application patterns, including agentic workflows, function calling, model composition, and evaluation frameworks

• Build reusable platform components, developer tooling, and infrastructure that accelerate product development across the team

• Collaborate with investment and operations teams to translate business needs into scalable software solutions

• Write clean, maintainable, well‑tested, and well‑documented code while ensuring security, reliability, and performance

• Champion engineering quality through testing, observability, thoughtful system design, and code reviews

Stay current on emerging AI technologies and bring fresh insights to the firm

• Bachelor’s or Master’s degree in Computer Science, Software Engineering, Computer Engineering, or a related discipline

• 4+ years of professional software engineering experience building and operating production systems

• Strong full‑stack engineering skills, with particular strength in backend development (Python, Java, Go, or similar) and experience building modern web applications (Type Script, React, or similar)

• Experience designing APIs, working with relational databases (e.g., PostgreSQL, SQL Server), and building data pipelines

• Experience building production applications powered by LLMs, including prompt engineering, evaluation, and iterative improvement

• Excellent communication skills with…