
The only AI framework powering massive consumer applications. Adapt instantly to your users, continuously improve quality with scale, maintain real-time responsiveness, and reduce per user costs as usage grows We've worked with Xbox, Ubisoft, NVIDIA, NetEase Games, Niantic, LG, Logitech's Streamlabs, and indie game developers to create agentic experiences. And are backed by top-tier investors including Lightspeed Venture Partners, Section 32, Intel Capital, Microsoft’s M12 fund, BITKRAFT Ventures, Kleiner Perkins, Founders Fund, and First Spark Ventures.

The only AI framework powering massive consumer applications. Adapt instantly to your users, continuously improve quality with scale, maintain real-time responsiveness, and reduce per user costs as usage grows We've worked with Xbox, Ubisoft, NVIDIA, NetEase Games, Niantic, LG, Logitech's Streamlabs, and indie game developers to create agentic experiences. And are backed by top-tier investors including Lightspeed Venture Partners, Section 32, Intel Capital, Microsoft’s M12 fund, BITKRAFT Ventures, Kleiner Perkins, Founders Fund, and First Spark Ventures.
Founded: 2021
Headquarters: Mountain View, California
Core product focus: Realtime AI models and infrastructure for voice/agent experiences
Notable customers/partners: Xbox, Ubisoft, NVIDIA, NetEase Games, Niantic, LG
Total funding (approx.): $100M–$125M+
Realtime conversational agents and voice AI infrastructure for consumer applications (gaming, media, companions, education).
2021
Software Development
$50,000,000
Brought total funding to roughly $70M at the time.
$50,000,000+
Tranche that brought total raised to more than $100M and reported valuation of about $500M.
“Backed by multiple top-tier VCs and strategic investors including Lightspeed Venture Partners, Section 32, Intel Capital, Microsoft M12, Kleiner Perkins, Founders Fund, Bitkraft, Stanford-affiliated investors and others.”
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Why Join Inworld
At Inworld, we believe the processes of building, scaling, and evolving applications are monsters that consume value before it can reach users. Our mission is to solve evolution and transform static software into AI systems that autonomously evolve to better serve their users. We are building an intelligent runtime to conquer these monsters and make this vision a reality.
We are backed by investors such as Lightspeed, Section 32, Kleiner Perkins, Microsoft’s M12 venture fund, BITKRAFT, Founders Fund, and First Spark Ventures. Our technology is used by category leaders, including NVIDIA, Microsoft Xbox, Niantic, Wishroll, Little Umbrella and Streamlabs, among many others. Inworld has been recognized by CB Insights as one of the 100 most promising AI companies globally and has been named one of LinkedIn's Top 10 Startups in the USA.
About the role
Inworld recently launched an exciting new platform for consumer AI applications, and we’re looking for an ambitious and capable Staff Backend Engineer to join us and take this platform even farther.
As a Staff Backend Engineer, you would be a significant part of one or more of these areas. The key challenges are:
Finally, almost everything here is a collaboration with our sibling ML teams, since ML and AI are critical to providing the learning and adaptability central to this vision.
Please note: This is an IC-focused role. We are looking for someone who loves direct technical contribution alongside very capable peers.
What you’ll do
Expected experience
Bonus Qualifications
Candidates must be based in the SF Bay Area or willing to relocate (you will be working on-site in our South Bay office a few days a week).
The US base salary range for this full-time position is $180,000 - $280,000. In addition to base pay, total compensation includes equity and benefits. Within the range, individual pay is determined by work location, level, and additional factors, including competencies, experience, and business needs. The base pay range is subject to change and may be modified in the future.