Staff Machine Learning Engineer, Consumer

📋 Description

• • Join Reddit, a vibrant community of communities built on shared interests, passion, and trust, and become a pivotal force in shaping the future of online conversations. As a Staff Machine Learning Engineer, you will be instrumental in leveraging cutting-edge AI to enhance how millions of users discover, connect, and engage with content across the platform. This role is at the forefront of innovation, tackling complex, real-world ML challenges at an immense scale, directly impacting user experience and business growth.
• • In this dynamic role, you will lead high-impact machine learning initiatives from their initial conception through to production deployment and ongoing iteration. This involves architecting, building, and deploying sophisticated, large-scale ML systems that power critical areas such as recommendation engines, search functionalities, and content/user understanding. You will develop and optimize retrieval and ranking models, enhance representation learning through embeddings, and implement cutting-edge LLM or Generative AI capabilities. A key aspect of your work will be to drive measurable improvements in user engagement, content discovery, and the long-term value generated by the platform. You will also be responsible for collaborating closely with cross-functional teams, including Product, Data Science, and other Engineering groups, to align product and technical roadmaps. This collaboration is essential for unlocking key future ML capabilities and ensuring that our ML ecosystem remains at the absolute cutting edge of AI research. You will actively evaluate and introduce new AI/ML paradigms, contributing to Reddit's technological advancement. Furthermore, you will play a crucial role in developing and upholding best practices, guidelines, and ethical AI principles, particularly for the responsible development and deployment of Large Language Models (LLMs). Your expertise will also extend to mentoring and guiding both senior and mid-level ML engineers, fostering a culture of excellence, innovation, and knowledge sharing within the team. You will be expected to set technical vision, lead technical discussions, present your findings and strategies to leadership, and significantly contribute to long-term ML planning and strategic decision-making.
• • You will be part of Reddit's Consumer Engineering organization, a team dedicated to enhancing the user experience for millions of daily active visitors. This team works on a diverse range of high-impact problems across the consumer ecosystem, ensuring that Reddit remains a leading platform for authentic online conversations. You will collaborate with talented individuals who are passionate about building scalable ML systems and driving product innovation. The team operates at the intersection of relevance and recommendation systems, AI-powered discovery, content and user understanding, and foundational AI systems, making it a dynamic and intellectually stimulating environment.
• • This role offers unparalleled opportunities for professional growth and impact. You will gain deep experience in building and deploying end-to-end ML systems at a massive scale, working with state-of-the-art technologies in recommendations, search, and generative AI. You will have the chance to influence the technical direction of critical ML domains and shape the product strategy for key consumer-facing features. By mentoring other engineers and contributing to strategic planning, you will develop leadership skills and gain visibility across the organization. Successfully driving impactful ML initiatives will solidify your reputation as a leader in the field and provide a platform for continuous learning and career advancement within a globally recognized tech company.