Research Scientist - LTX Model Applications

Reposted 6 Days Ago
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Hiring Remotely in Jerusalem, ISR
Remote or Hybrid
Mid level
Robotics • Conversational AI • Generative AI
LTX builds open world models: AI that generates, simulates, and shapes video, audio, and the physical world.
The Role
The role involves advancing LTX-Video models, designing machine learning models, conducting experiments in generative media, and collaborating across teams to implement impactful features.
Summary Generated by Built In

AI is moving fast. Most people are watching it happen. We’re building what comes next.
At LTX, we’re creating cutting-edge open-world models that help AI understand, simulate, and generate the world around us. We’re laying the groundwork for AI systems that can model how reality looks, moves, and behaves.

These world models will power the next generation of creative tools, physical AI, product simulation, and entirely new ways to build and interact with technology.

We’re not just training models. We’re helping define a new category.

Why Join Us

Some opportunities let you work on AI. This one lets you shape its future.

We’re a team of builders, researchers, and creatives who thrive on solving hard problems and pushing beyond what’s considered possible. Curiosity is encouraged. Experimentation is expected. Today we know that great ideas can come from anywhere.

Every breakthrough we make reaches millions of creators and developers worldwide. This can only happen in an environment where you are encouraged to think, push boundaries, create, and explore. Real impact happens when we, as a team, are empowered to experiment, evolve, and elevate together.

The role

We are seeking a researcher to join the LTX Model Applications team, focusing on advancing and extending the capabilities of our LTX-Video models. You will design and explore new use cases, train novel ways to control the generation process, and push the boundaries of generative video technology. Your work will directly influence millions of users through our apps and contribute to the broader research and open-source communities, shaping the next generation of creative tools.

What you will be doing
  • Advance and extend the capabilities of our LTX-Video models through new controls, features, and use cases.
  • Design and implement machine learning models for video, image, and audio generation, as well as multimodal applications.
  • Conduct experiments, prototype concepts, and validate ideas to expand generative video technology.
  • Collaborate with engineers, designers, and product managers to translate research into impactful product features.
  • Regularly open-source code, models, and research insights, contributing to the academic and open-source communities.
  • Stay at the forefront of generative AI research in video, image, and audio, and bring relevant advances into our products.
  • Write high-quality, efficient code and maintain best practices in research workflows.
  • Mentor other researchers and lead collaborative projects.
Your skills and experience
  • M.Sc. in computer science or a related field; Ph.D. preferred.
  • Strong background in generative AI, with familiarity in video and image generation and processing.
  • Demonstrated ability to originate ideas and drive projects from concept to implementation.
  • Familiarity with the latest research in generative AI and motivation to stay at the cutting edge.
  • Independent, proactive, and collaborative, with strong communication skills.
Preferred qualifications
  • Publications in relevant fields.
  • Experience writing production-grade algorithms with a focus on efficiency and runtime.
  • Familiarity with audio generation.
We got you covered!

We empower employees with cutting-edge tools and learning opportunities to grow and succeed through workshops, access and training on platforms, subscriptions, and clear guidelines for responsible AI use.

We offer Car-to-go subscriptions and run daily door-to-door shuttles from several locations in central Israel, plus free parking and train-station pickups.

We’re proud to have 2 chef-led restaurants on site by the legendary Machneyuda Group (yes, that Machneyuda!), plus a bakery nestled in the heart of our office, filled daily with the scent of fresh pastries.

Skills Required

  • M.Sc. in computer science or a related field; Ph.D. preferred
  • Strong background in generative AI, with familiarity in video and image generation and processing
  • Demonstrated ability to originate ideas and drive projects from concept to implementation
  • Familiarity with the latest research in generative AI and motivation to stay at the cutting edge
  • Strong communication skills

LTX Compensation & Benefits Highlights

  • Healthcare Strength Healthcare coverage is described as comprehensive, with core medical benefits highlighted for employees. This positioning aligns with expectations for a competitive tech employer package.
  • Leave & Time Off Breadth Time off is characterized as generous, including PTO, sick time, paid holidays, and wellness days. The breadth suggests meaningful flexibility for rest and recovery.
  • Parental & Family Support Parental leave is presented as “enhanced,” covering birth, adoption, surrogacy, and foster scenarios. The scope indicates attention to varied family-building paths.

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The Company
HQ: Jerusalem, Israel
200 Employees
Year Founded: 2024

What We Do

LTS serves three markets today. In media & entertainment, studios, VFX houses, and video platforms use LTX for animation, keyframing, and generating video at scale from existing assets. In real-time experiences, LTX powers talking avatars and efficient on-device rendering for interactive engines like Unity. In robotics and physical AI, we work with partners like Standard Bots and Markov Robotics to train and deploy world action models. What sets us apart across all three: our models are open, efficient, and adaptable. We were founded by four computer-science PhDs who never stopped thinking like researchers. That mindset still defines us: deep technical ambition, a bias toward building, and a belief that the best creative tools haven't been invented yet.

Why Work With Us

What makes us "us" - At LTX, innovation starts with people, not buzzwords. We move fast, speak plainly, and take real ownership. Impact here comes from passion, curiosity, and initiative, and from raising the bar for yourself and the people around you. We believe the best work happens together. The culture here is genuinely collaborative, people s

LTX Offices

Hybrid Workspace

Employees engage in a combination of remote and on-site work.

We work hybrid. There are set in-office days built into the week, and the rest is remote. We design the mix intentionally, because in-person time makes the work better.

Typical time on-site: 0 days a week
HQJerusalem, Israel
Chicago, Illinois
London, England
New York, New York
Learn more

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