Software Engineer, Applied ML (Discovery, Recommendation & Search)
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Pay posted by Character.AI
Market pay for software developers in California, United States
Per year, across all employers in this occupation. This figure is not from Character.AI.
Source: Pay field in the Character.AI job posting; US Bureau of Labor Statistics, Occupational Employment and Wage Statistics, May 2025.
Job description preview
From Character.AI’s original posting
About the Role As a Software / ML Engineer you will work cross functionally with product, data science and data platform to identify, design and implement the applied ML models and infra, ranging from the model optimization, data pipeline to model training and serving infrastructure, on one of the fastest growing native AI consumer applications on the market today. You will work on implementation of our ML backend systems to power the discovery surfaces including recommendation, ranking and search, supporting new AI generated content formats on our product while working with the team to support optimizing our existing systems. Requirements: - B.A.S. in Computer Science or equivalent experience. - 5+ years of industry experience - Experience building/consuming RESTful and gRPC based web-services - Experience building and managing infrastructure in a cloud environment (GCP, AWS or Azure) - Familiar with one of the popular ML Frameworks like Pytorch, Tensorflow - Experience writing highly performant service in a modern typed language - Experience configuring and maintaining CI/CD pipelines and automated testing Desired Experience: - Experience with shipping intelligent features,…
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