Reactor logo
AI/ML
Media/Content

Reactor

We're a team of industry veterans building the missing layer for world models. We've co-founded Luma AI, shipped the Apple Vision Pro, and scaled real-time video and inference infrastructure at Meta, Replicate, Microsoft, and Adobe. We're backed by Tier 1 investors and angels across AI, gaming, infrastructure, and robotics.

Dnipro· 1 role

CORE INFO

$59M
Total Funding
Series A
Round
2025
Founded
San Francisco, California, United States
Headquarters

Reactor provides a developer platform for real-time generative AI, enabling the creation of interactive applications with low-latency video and world models. Their platform is utilized by companies in media, entertainment, and robotics to integrate advanced AI functionalities seamlessly.

  • Reactor raised $59 million in a Series A funding round led by Lightspeed Venture Partners, with participation from WndrCo, Amplify Partners, Sky9 Capital, and FPV Ventures.citybiz.co
  • The platform supports sub-50ms streaming latency, significantly outperforming the industry average of over 400ms.raising.fi
  • Overworld uses Reactor's platform to deploy their Waypoint 1.5 real-time world model globally with 99.99% uptime.raising.fi

WHY WE WOULD WORK AT REACTOR

Innovative AI Technology

Join a cutting-edge team pioneering real-time generative AI, enabling developers to create interactive applications with sub-50ms streaming capabilities.

Collaborative Culture

Work alongside industry veterans from Apple, fostering a collaborative environment that values creativity and innovation in AI development.

Competitive Compensation

Benefit from a strong funding base of $59M, ensuring competitive salaries and resources for personal and professional growth.

Impactful Client Projects

Contribute to high-profile projects like Overworld's Waypoint 1.5, delivering low-latency world models that redefine user experiences.

Focus on Scalability

Be part of a mission to build scalable infrastructure for real-time media, making advanced AI accessible to developers across various sectors.

Diverse Technology Stack

Engage with a versatile platform supporting TypeScript and Python, allowing you to work with the latest tools in AI and software development.

MARKET AND TRACTION

TOTAL ADDRESSABLE MARKET

  • Reactor's platform is designed for applications across multiple sectors, including media, entertainment, physical AI, and robotics.

  • The growing demand for real-time generative AI solutions positions Reactor to tap into a rapidly expanding market as industries increasingly adopt AI technologies.
  • NOTABLE CUSTOMERS

  • Overworld utilizes Reactor's platform to run their state-of-the-art Waypoint 1.5 real-time world model globally with low latency.

  • Reactor's infrastructure supports high-performance applications, making it attractive to clients in various sectors looking for advanced AI capabilities.
  • KEY METRICS

    ✦ KEY METRIC
  • Reactor has achieved sub-50ms streaming latency, significantly outperforming the industry average of over 400ms.

  • The platform has enabled Overworld to deploy their real-time world model with 99.99% uptime on dedicated, globally distributed GPUs.
  • GROWTH TACTICS

  • Reactor is currently in public beta, inviting developers to sign up and start building real-time interactive AI applications.

  • The company aims to build a robust developer community by providing full-stack infrastructure that simplifies the integration of advanced AI functionalities.
  • COMPETITIVE ADVANTAGE

  • Reactor's platform offers serverless GPUs and dedicated clusters, ensuring high performance and scalability for real-time applications.

  • The support for multiple programming languages, including TypeScript and Python, enhances accessibility for developers across different backgrounds.
  • PRODUCT AND TECH

    Real-time Generative AI Platform

    Reactor's core offering is a developer platform that specializes in real-time generative AI, enabling the creation of interactive applications that leverage advanced AI functionalities.

    Full-Stack Infrastructure

    The platform provides comprehensive infrastructure including serverless GPUs and dedicated clusters, designed to support the demands of real-time video and world models.

    Sub-50ms Streaming Capabilities

    Reactor's technology ensures low-latency streaming of under 50 milliseconds, significantly enhancing the performance of interactive applications compared to industry standards.

    Multi-Language Support

    The platform supports multiple programming languages, including TypeScript and Python, making it accessible for a wide range of developers to build applications.

    AI World Models

    Reactor focuses on AI world models, allowing developers to create and deploy complex, interactive environments that can be utilized across various sectors such as media and robotics.

    COMPANY CULTURE

    Values

  • Commitment to speed and scalability

  • Focus on ease of integration for developers

  • Emphasis on innovation in real-time generative AI

  • Dedication to building accessible infrastructure for all developers

  • Support for diverse applications across various sectors
  • Operating Principles

  • Foster a culture of collaboration and teamwork

  • Encourage open communication and feedback

  • Prioritize rapid iteration and agile development

  • Maintain a customer-centric approach in product development

  • Uphold high standards of performance and reliability
  • Benefits

  • Opportunity to work with cutting-edge AI technology

  • Flexible work environment promoting work-life balance

  • Access to professional development resources

  • Competitive compensation and equity options

  • Supportive team culture that values individual contributions
  • Learning & Growth

  • Continuous learning opportunities through workshops and training

  • Encouragement to explore new technologies and methodologies

  • Mentorship programs for personal and professional development

  • Regular team knowledge-sharing sessions

  • Focus on career advancement within the company
  • Team Cadence

  • Agile sprints to promote quick development cycles

  • Regular check-ins and stand-up meetings for team alignment

  • Bi-weekly retrospectives to reflect on progress and improve processes

  • Open-door policy for leadership accessibility

  • Celebrations of team milestones and achievements
  • HIRING SIGNAL

    1
    Open roles right now
    Snapshot via live ATS poll
    Net new roles in the last 90 days
    Available once weekly history accrues
    90-Day VelocityV2 · BACKFILL
    Trend builds weekly as historical rows accrue
    By Function
    Breakdown of open roles
    Engineering · 1
    Top Locations
    Where hiring is concentrated
    Remote-eligible postings counted separately
    Dnipro, ua
    1
    SourcesGreenhouseLeverAshbyWorkableSmartRecruitersRipplingRecruiteeFallback · Wellfound, YC Work-at-a-Startup, careers-page scrape

    KEY COMPANY ANNOUNCEMENTS

    Filter
    10 announcements · ranked by importance
    Jun 10, 2026FUNDINGForm D filing — Reactor Technologies, Inc. (CIK 0002104457)sec.gov
    May 28, 2026FUNDINGReactor Emerges from Stealth with $59M to Build the Platform for Real-Time AI Worlds - US Press Centerpress.aboutamazon.com
    May 1, 2026FUNDINGReactor Raises $59M Series Athesaasnews.com
    Aug 21, 2026PRODUCT🚀 J’ai trouvé une pépite DeFi avant son lancement – Reactor va tout changer !youtube.com
    Jul 14, 2026INTERVIEWReactor's founding insight: video models were already doing 3D better than the 3D pipeline.youtube.com
    Jul 10, 2026INTERVIEWActive Voice, Episode 11, "Birth of a New Reactor" Part 1youtube.com
    Jun 18, 2026INTERVIEWWhy Real-Time Video May Be AI's Next Big Opportunity | Alberto Taiuti and Bryce Schmidtchen, Reactoryoutube.com
    Jul 8, 2026PRODUCTLingBot-World 2reactor.inc
    Apr 16, 2026PRESSReactor: Building the missing layer for world modelsyoutube.com
    May 7, 2026PRESSShow HN: Real-time world model demoreactor.inc