Optimize neural network models and deploy them into production application. Develop and deploy production-quality machine learning frameworks for mobile devices or backend services. Develop machine learning models by utilizing the latest cutting edge deep learning knowledge. Create models which help drive value for users, advertisers, and the Company. Perform code reviews and ensure exceptional code quality. Build robust, lasting, and scalable products used by hundreds of millions of Snapchatters. Explore and implement challenging state-of-the-art algorithms to move the needle in the machine learning area. Work closely with other Snap teams to explore and prototype new product features. Iterate technology quickly, without compromising quality.  Required education/experience: Master of Science or foreign equivalent in Computer Science, Computer Engineering, Data Science, Mathematics or other related quantitative field with no experience; OR Bachelor of Science or foreign equivalent in Computer Science, Computer Engineering, Data Science, Mathematics or other related quantitative field plus two (2) years of experience in the job offered or closely related experience.  Required Skills: Knowledge and/or experience in: Machine learning: traditional machine learning or deep learning, feature engineering, hyper-parameter tuning, model training and evaluation. Designing and implementing machine learning solutions by working with existing machine learning infrastructure or designing custom systems. Machine learning frameworks (at least one of the following): TensorFlow, Caffe2, Pytorch, Spark ML, and scikit-learn. Ability to prototype machine learning models or algorithms in Python. Programming languages (at least one of the following): C++, Java, Python, Scala, GoLang. Working with recommendation and/or ranking and/or machine learning systems. Working with backend programming and/or distributed systems. Operating systems: Mac OS, Linux. *Knowledge/experience/ability means knowledge/experience/ability sufficient to adequately perform the duties of the job being offered.  OTHER: Job Site: Snap Inc., 110 110^th^ Ave NE, Suite 700, Bellevue, WA 98004. *Hybrid work permitted -- Snap practices a "default together" approach and expects our team members to work in the Bellevue, WA office at least 80% of the time (an average of 4 days per week). 40 hours/week. Base salary: $168,000 - $252,000 per year. This position is eligible for a discretionary performance-based bonus award. This position is eligible for equity in the form of RSUs. Our Benefits: https://careers.snap.com/benefits{rel="nofollow"}.  **To apply, please email resume to: apply2snap@snap.com and reference Job Code #MLE-BE-0524-HC.