Senior Machine Learning Engineer, Core Experience and Growth

5+ years of experience building deep learning models using mainstream ML frameworks (TensorFlow, PyTorch). 5+ years of experience training, evaluating, testing, and deploying industry-level models. 5+ years of experience orchestrating data generation pipelines on large-scale datasets. Successful track record of applying machine learning techniques to real-world problems. Fluent in data analysis and SQL. First-hand familiarity with AB testing using an experimentation platform. Excellent communication skills. Experience writing production-quality software (preferred Python or Go). BS degree in Computer Science, a similar technical field of study or equivalent practical experience.

Use ML and/or LLMs to personalize first and early user experiences on Reddit. Build systems for real-time feature fetching and model inference. Build systems for recurring training of models using modern architectures. Work closely with ML Platform teams to provide feedback on and improve Reddit’s ML infrastructure. Work with Product and Design partners to identify user problems, and design solutions to these problems using ML and/or LLMs. Contribute meaningfully to our team’s strategy. Participate in product reviews and team meetings, providing technical insight. Foster a healthy engineering culture and collaborate with other engineers.