Synthesia is the world’s leading AI video platform for business, used by over 90% of the Fortune 100.
Founded in 2017, the company is headquartered in London, with offices and teams across Europe and the US.
As AI continues to shape the way we live and work, Synthesia develops products to enhance visual communication and enterprise skill development, helping people work better and stay at the center of successful organizations.
Our total funding exceeds $530 million from premier investors including Accel, NVentures (Nvidia's VC arm), Kleiner Perkins, GV, and Evantic Capital, alongside the founders and operators of Stripe, Datadog, Miro, and Webflow.
You'll shape direction and make key technical decisions with the team, likely with a focus area of your own but context across the whole system.
This is a hands-on engineering role, and your primary output is high-quality component and schema code, plus the tooling that lets others build with it.
Millions of people visit synthesia.
io every month, and it is one of the main ways we win new customers.
That comes with real responsibility.
The decisions you make are seen at scale, and we set the quality bar accordingly.
The defining challenge of this role is composability: a marketing site that marketers, and increasingly AI agents, can build pages with, without breaking design, performance or SEO.
You can expect to:Build, scale and evolve our section library: the Astro components, Sanity schemas and design tokens that let us compose marketing pages consistently and accessibly.
Design schemas that resist misuse, so an editor, or an agent, can build a page that is corre.