[Remote] Senior Machine Learning Engineer, Ranking - Quora (Remote)

Note: The job is a remote job and is open to candidates in USA. Quora is a privately held, remote-first company focused on growing the world's collective intelligence. They are seeking an experienced Machine Learning Engineer to work on recommendation systems, improving existing models and developing new methodologies.

Responsibilities
• Improve our existing machine learning ranking models using your core coding skills and ML knowledge
• Identify new opportunities to apply machine learning to different parts of the Quora product
• Work with other machine learning engineers to implement algorithms and systems efficiently
• Take end-to-end ownership of machine learning systems - data pipelines, candidate extraction, feature engineering, model training, as well as integration into our production systems

Skills
• Availability for meetings and impromptu communication during Quora's “coordination hours" (Mon-Fri: 9am-3pm Pacific Time)
• 3+ years of professional experience working on recommendation models
• Good understanding of mathematical foundations of machine learning algorithms
• Previous experience building end-to-end machine learning systems
• Good communication and interpersonal skills
• BS, MS, or PhD in Computer Science, Engineering, or a related technical field
• 5+ years of experience writing Python or C++ code
• Experience with leading large-scale multi-engineer projects
• Flexible and positive team player with outstanding interpersonal skills
• Passion for Quora's mission and goals

Benefits
• Medical/dental/vision coverage
• Equity refreshers
• Remote work reimbursement
• Paid time off
• Employee assistance programs
• And more

Company Overview
• Quora is a question-and-answer platform that allows users to ask and answer questions on a wide range of topics. It was founded in 2009, and is headquartered in Mountain View, California, USA, with a workforce of 201-500 employees. Its website is http://quora.com.

Company H1B Sponsorship
• Quora has a track record of offering H1B sponsorships, with 23 in 2025, 15 in 2024, 30 in 2023, 29 in 2022, 77 in 2021, 44 in 2020. Please note that this does not guarantee sponsorship for this specific role.