트웰브랩스(TwelveLabs)-Senior Machine Learning Engineer, Pegasus
트웰브랩스(TwelveLabs)-Senior Machine Learning Engineer, Pegasus
트웰브랩스(TwelveLabs)-Senior Machine Learning Engineer, Pegasus
트웰브랩스(TwelveLabs)-Senior Machine Learning Engineer, Pegasus
트웰브랩스(TwelveLabs)-Senior Machine Learning Engineer, Pegasus
트웰브랩스(TwelveLabs)-Senior Machine Learning Engineer, Pegasus
트웰브랩스(TwelveLabs)-Senior Machine Learning Engineer, Pegasus
트웰브랩스(TwelveLabs)-Senior Machine Learning Engineer, Pegasus
트웰브랩스(TwelveLabs)-Senior Machine Learning Engineer, Pegasus
트웰브랩스(TwelveLabs)-Senior Machine Learning Engineer, Pegasus
트웰브랩스(TwelveLabs)-Senior Machine Learning Engineer, Pegasus
1/11
트웰브랩스(TwelveLabs)서울 용산구경력 5-11년

Senior Machine Learning Engineer, Pegasus

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Who we are
Video is 90% of the world's data. Most of it is invisible to machines.
TwelveLabs builds the intelligence layer to change that. Our multimodal AI models understand video the way humans do — across sight, sound, and motion — and power production-scale AI workloads across media, entertainment, sports, security, and government.

We have raised more than $210 million from NEA, Radical Ventures, Amazon, NVIDIA, Snowflake, Databricks, Index Ventures, NAVER Ventures, Korea Investment Partners, Quadrille Capital, Red Bull Ventures, and AI pioneers including Fei-Fei Li, Silvio Savarese, and Alexandr Wang.

We are a global company, headquartered in San Francisco with offices in Seoul, New York, and London, and employees around the world. We believe the differences in our cultural, educational, and life experiences make our products stronger. Building technology that understands the world in all its complexity requires people who see it from every angle. We are looking for individuals who are driven by hard problems and want their work to matter. Come build it with us!

About Jockey
Jockey is TwelveLabs' unified agentic system that reasons across your videos and images. It combines a reasoning model with a memory layer that builds a knowledge store from your corpus.

No context window holds a video archive. We work at a million hours of video. A single model forward pass can tell you about one file; it can't reason across a corpus, and no context window closes that gap. Jockey decomposes a query, retrieves, segments, and reasons across thousands of videos and images. Point it at an archive, ask for a highlight reel or the best viral moments, and it returns timestamped cuts you can use. Corpus-level understanding you can act on is the whole product.

Built for agents, not just people. As AI agents increasingly become the primary consumers of video, we're building production-grade infrastructure that scales to millions of hours while delivering reliable, high-quality results for both human users and autonomous agents.

We build on models we own. Marengo, our embedding model, resolves a query like "the moment we almost missed the flight" into real retrieval. Pegasus, our video-language model, returns structured, timestamped moments on a schema you define. We ship and improve both continuously, so Jockey's quality compounds with every release — no re-integration for customers. Few teams get to build an agent on a stack they control end to end.

Deep expertise, one system, open culture. Foundation models, knowledge construction, search, and the agent harness all live in one org. Each team owns its domain and is expected to have deep expertise in it — but like a Formula 1 team, we optimize for the global system, not local parts. A model gain that doesn't expand what the agent can do isn't a gain. We trace a single algorithm change through to end-system behavior, and share work in progress weekly, not just finished results. Anyone can pull the context they need from any team.

About the team
The Cognition Models team owns the models that turn video into structured understanding and reasoning: Pegasus, our video-language model, and Jockey Core, the reasoning LLM behind Jockey. In the model stack we sit between Perception Models (embeddings and retrieval) and the agent system — taking what's retrieved and producing structured understanding and the reasoning to act on it.

We focus on multimodal systems with high instruction-following capability and complex, hierarchically structured outputs. Our work spans training infrastructure from pre-training to RL, temporal segmentation and structured metadata extraction, large-scale inference and serving systems, data-curation and evaluation pipelines, and building Jockey Core. We ship products with real-world value rather than doing research in isolation, working as a goal-oriented, cross-functional team of ML researchers and engineers — using the most advanced compute in the world, including NVIDIA B300s, to accelerate the research-to-production cycle.

About Pegasus
Pegasus is TwelveLabs' video-language model — it turns video into useful analysis by reasoning over visuals, speech, audio, and on-screen text. A key capability is Segment, our time-based metadata feature: instead of a broad question about a video, customers define the exact segment types they care about and the metadata fields they want back, and Pegasus finds the relevant start and end times and returns structured metadata for each segment — titles, summaries, topics, people, visual subjects, confidence, or domain-specific labels. This turns video into time-based, structured data that flows directly into search, archive, editing, compliance, or content-management workflows.

주요업무

• Build, improve, and operate production ML systems for Pegasus, with a focus on reliability, performance, and maintainability.
• Work across core parts of the ML stack, including deployment, inference, evaluation, monitoring, and supporting infrastructure.
• Develop systems for serving Video Language Models (VLMs) and handling multimodal data and metadata at production quality.
• Make strong technical decisions within your area and drive execution with a high degree of ownership.
• Explore and adopt AI-assisted development tools such as Claude, Gemini, and GPT to improve productivity across coding, experimentation, debugging, and documentation.

자격요건

• Strong software engineering and machine learning fundamentals.
• Experience building and shipping ML systems in production.
• Experience with multimodal data and familiarity with areas such as computer vision, natural language processing, LLMs, or VLMs.
• Experience with distributed ML or data workflows, ideally in Kubernetes-based environments.
• Strong engineering judgment around performance, reliability, and maintainability in production environments.

기술 스택 • 툴

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서울시 용산구 이태원로 27길 39-11
본 채용정보는 원티드랩의 동의없이 무단전재, 재배포, 재가공할 수 없으며, 구직활동 이외의 용도로 사용할 수 없습니다.
본 채용 정보는 에서 제공한 자료를 바탕으로 원티드랩에서 표현을 수정하고 이의 배열 및 구성을 편집하여 완성한 원티드랩의 저작자산이자 영업자산입니다. 본 정보 및 데이터베이스의 일부 내지는 전부에 대하여 원티드랩의 동의 없이 무단전재 또는 재배포, 재가공 및 크롤링할 수 없으며, 게재된 채용기업의 정보는 구직자의 구직활동 이외의 용도로 사용될 수 없습니다. 원티드랩은 에서 게재한 자료에 대한 오류나 그 밖에 원티드랩이 가공하지 않은 정보의 내용상 문제에 대하여 어떠한 보장도 하지 않으며, 사용자가 이를 신뢰하여 취한 조치에 대해 책임을 지지 않습니다.
<저작권자 (주)원티드랩. 무단전재-재배포금지>

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