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Warner Bros. Discovery - Staff Machine Learning Engineer

Posted on: 07/11/2025

Job Description

Description :


Roles & Responsibilities :


- We are looking for a passionate machine learning expert to lead design and development of next-gen video intelligence efforts that drive key applications powered by multimodal video understanding.


- You have significant experience in building reliable machine learning products in the computer vision domain.


- Furthermore, you are passionate about multi modal learning and how AI can transform the media & entertainment industry and make all the amazing content accessible to everyone around the world.


- Architect, build and scale computer vision and multimodal capabilities to support video understanding use-cases within WBD


- Work closely with Principal Engineers on defining technical vision and strategy for the platform, as well as on prioritizing capabilities alongside with Product team


- Develop or fine-tune models for fine grained scene segmentation, annotation, summarization, metadata generation, and selection from videos.


- Use open-source and off-the-shelf gen AI models as the starting point for model fine-tuning and improvements, maximizing precision and recall on WBD content and objectives


- Help build a culture of innovation and engineering excellence by providing guidance to a team of machine learning engineers


- Collaborate with adjacent engineering teams to ensure tight integrations to production pipelines in media supply chain and video streaming applications


- Evaluate and work with vendors to ensure product deliverables and engineering standards are met, when applicable


- Be a thought leader and engineering and operational excellence champion.


- Demonstrate and foster a culture of growth mindset and curiosity for keeping up with the evolving state of the art and be nimble to rapidly adapt to new models and architectures


- Mentor, influence engineers across organizations and lead by example with high quality work at the organization level


What to Bring :


- 9- 12 years of coding experience in the industry (C/C++, Java, Go, Python)


- 5+ years of applied machine learning experience to CV tasks


- Masters/PhD degree required


- Excellent familiarity with state-of-the-art large-language-models, image and video models and their applications to multi modal tasks


- Experience in video representation learning (e.,TimeSformer/SlowFast/X3D), shot/scene segmentation, keyframe extraction, visual retrieval (CLIP/BLIP/SigLIP or custom dual encoders).


- Retrieval and re-ranking (e., HNSW/FAISS)


- Scaling model training/inference on multi-GPUs


- Ability to implement algorithms from state-of-the-art papers in the domain of computer vision (in particular, video processing)


- Excellent architecture and design skills applied to Machine Learning products


- Experience with PyTorch and/or TensorFlow


- Very strong foundations in Computer Science, Data Structures and Algorithms


- Ability to transfer high level, abstract and ambiguous tasks into a set of clear technical requirements


- Ability to understand and embrace complex business interest and operations, and communicate the impact of AI in less technical terms with stakeholders


- Systematic and pragmatic engineer, balancing business sense of urgency with engineering excellence


- Ability to assess different solutions for the same problem with key metrics, trade-offs and be able to make an informed decision


What We Offer :


- A Great Place to work.


- Equal opportunity employer


- Fast track growth opportunities


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