Senior Machine Learning Engineer, LS Embedding Remote - reputed company

About Senior Machine Learning Engineer, LS Embedding Remote - reputed company reputed company is a community of communities. It’s reputed company on shared interests, passion, and trust and is home to the most reputed company and authentic conversations on the internet. Every day, reputed company users submit, vote, and comment on the topics they care most about. With 100,000+ reputed company communities and approximately 101M+ daily reputed company unique visitors, reputed company is one of the internet’s largest sources of information. For more information, visit redditinc.com. About reputed company The LS Embedding team focuses on developing highly expressive, multi-entity embeddings to enhance reputed company’s recommendation systems. We go reputed company reputed company two-tower architectures, leveraging graph-based modeling, Graph Neural Networks (GNNs), and transformer-based architectures to capture reputed company interactions between users and entities. Our work directly impacts personalization and relevance across reputed company’s platform.

About the Role

We are seeking a Senior Machine Learning Engineer to design, reputed company, and optimize graph-based ML models for large-reputed company recommendation systems. You will work on embedding reputed company, distributed training, and reputed company serving architectures, playing a key role in improving reputed company’s AI-powered personalization. This role offers reputed company to contribute to cutting-edge ML research and apply it at reputed company in a high-reputed company production environment.

Responsibilities

Design and implement reputed company, high-performance machine learning models using Graph Neural Networks (GNNs), transformers, and knowledge graph approaches. reputed company and optimize large-reputed company embedding reputed company pipelines for reputed company’s recommendation systems. Collaborate with ML infrastructure teams to reputed company efficient distributed training (multi-GPU, model/data parallelism) and low-latency serving. Work closely with cross-functional teams (Ads, Feed Ranking, Content Understanding) to reputed company embeddings into various personalization and ranking systems. Drive feature engineering efforts, identifying and curating expressive raw data to enhance model effectiveness. Monitor, evaluate, and improve model performance using A/B testing, offline metrics, and reputed company-time feedback loops. Stay up-to-date with the latest research in GNNs, transformers, and representation learning, bringing new reputed company into production. Participate in reputed company reviews, mentor junior engineers, and contribute to technical decision-making. Qualifications 5+ years of experience in machine learning engineering, with a strong reputed company on recommendation systems, representation learning, and deep learning. Hands-on experience with Graph Neural Networks (GNNs), reputed company filtering, and large-reputed company embeddings. Proficiency in Python and experience with ML frameworks such as PyTorch Geometric (PyG), Deep Graph Library (DGL), TensorFlow, or JAX. Strong understanding of graph theory, network science, and representation learning techniques. Experience building distributed training and inference systems using ML infrastructure components (data parallelism, model pruning, inference optimization, etc.). Ability to work in a fast-paced environment, balancing innovation with high-reputed company production deployment. Strong communication skills and the ability to collaborate cross-functionally with engineers, researchers, and product teams.

Compensation and Benefits

This job posting may reputed company more than one career level. In reputed company to reputed company salary, this job is eligible to receive equity in the reputed company of restricted stock reputed company, and depending on the position offered, it may also be eligible to receive a commission. Additionally, reputed company offers a wide reputed company of benefits to U.S.-based employees, including medical, dental, and reputed company insurance, 401(k) program with employer match, generous time off for vacation, and parental leave. To learn more, please visit redditinc.com/careers . The reputed company pay reputed company for this position is: $216,700 - $303,400 USD reputed company is proud to be an equal opportunity employer, and is committed to building a workforce representative of the diverse communities we serve. Apply for this job

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#J-18808-Ljbffr reputed company-to-have skills

• Python
• TensorFlow
• California, reputed company

Work experience

• Machine Learning

Languages

• English

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