Fractional AISan Francisco, CASenior/Staff Software Engineer builds end-to-end AI products for clients, spending 75% time coding and 25% with stakeholders like CTOs. Requires 8+ years experience shipping products, applying software engineering to AI systems with high ownership.
Staff Machine Learning Engineer designing, training, and deploying advanced ML models (DNNs, transformers, RL) for Reddit's large-scale online advertising ranking, optimization, and marketplace systems. Requires Master's, 3+ years experience, technical leadership, and expertise in production ML systems.
Technical leader for Reddit's Notifications Relevance ML systems, driving large-scale recommendation systems spanning retrieval, ranking, budget optimization, and LLM-powered experiences.
Leads technical strategy, architecture, and development of advanced ML models for ads identity modeling and measurement, ensuring scalability, privacy compliance, and integration across systems. Requires 7+ years software engineering with 3+ in ML at scale, expertise in ML frameworks and large-scale data processing.
Leads AI platform strategy and infrastructure for deploying AI features across Betterment's products, partnering with product, compliance, and engineering teams. Requires deep LLM expertise, fullstack experience with React/GraphQL/server languages, and production AI operations in a regulated environment.
Leads technical roadmap for ads content understanding, providing mentorship and hands-on ML work to build signals for content taxonomy, opinion mining, and product detection powering Reddit's ads. Requires 7+ years MLE experience with NLP/LLMs at scale and staff-level leadership.