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Founding Engineer at Realmforge

Realmforge is building the world's first AI director for interactive entertainment, and they need a Founding Engineer to lead the charge. Backed by tier-1 SF and European investors, this Copenhagen-based startup is moving beyond static content to create real-time, AI-generated stories where the player is the protagonist. If you are a systems-thinking engineer who wants to own the architecture of a global UGC platform and work alongside a DeepMind alum to define the future of storytelling, this is your opportunity to build from the ground up with significant equity.

About this role

Role overview

Join Realmforge as our first engineering hire to architect the future of interactive storytelling. You will build a real-time AI narrative engine and UGC platform that allows creators to generate immersive 2D and video experiences. Working directly with our CTO, you will own the foundational infrastructure that scales AI-driven entertainment for global audiences.

About the company

Realmforge

Realmforge

Software

Realmforge - VC-backed AI entertainment startup

What you'll do

What you will do

  • Design and scale real-time platform architecture to deliver AI-generated visuals, voice, and text with low-latency responsiveness.
  • Orchestrate complex AI pipelines and manage persistent state across long-form player sessions for a coherent narrative experience.
  • Build robust creator tooling and engineering foundations, from CI/CD pipelines to observability and testing for non-deterministic systems.

Who you are

Who this is a fit for

  • Proven track record of shipping and maintaining production-grade systems with deep knowledge of systems thinking and scalability tradeoffs.
  • Strong software engineering fundamentals in Python and modern web stacks, with the autonomy to lead projects from conception to deployment.
  • Practical experience or strong interest in LLM-based systems, agentic workflows, or real-time media delivery within a fast-paced startup environment.

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Why this role

Why this role is remarkable

  • Architect the core infrastructure for a pioneering AI director that enables real-time, interactive storytelling beyond traditional AAA or Hollywood constraints.
  • Join a high-caliber team backed by tier-1 San Francisco and European investors, building the next major evolution in digital media and UGC platforms.
  • Significant equity stake and the ability to influence foundational technical decisions, company culture, and product direction from the very beginning.

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