Research Scientist – LTX Model Quality
Lightricks(7 days ago)
About this role
A Research Scientist on the LTX Model Quality team at Lightricks focuses on improving the quality, controllability, and alignment of the company's text-to-audio+video generative models. The role supports post-training refinement and evaluation of LTX-2 to increase fidelity and reliability of generated video and audio outputs.
Required Skills
- Preference Optimization
- Reward Modeling
- RLHF
- DPO
- VLLMs
- Model Evaluation
- Benchmark Design
- Failure Analysis
- Dataset Curation
- Software Engineering
+3 more
About Lightricks
lightricks.comLightricks is an AI technology company that builds creative tools to transform photo and video workflows for content creators, marketers, and professionals. Its portfolio includes mobile and web apps such as Facetune, Videoleap, and Photoleap plus solutions like Popular Pays, combining AI-powered editing, pro-level effects, and intuitive UX to make complex editing fast and accessible. The company emphasizes AI and open-source innovation to accelerate creative production across platforms and formats. Creators and teams choose Lightricks for mobile-first design, powerful automation, and real-time creative capabilities.
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