Arize AI has hired Claire Longo as its new Customer Success Lead. Longo, a data scientist by training, has experience leading ML engineering and data science teams at Opendoor and Twilio. In her role at Arize, she will focus on ensuring customer success through hands-on support or educational resources. She believes that machine learning observability is crucial for maintaining the quality of models in production and preventing issues from reaching end users. Longo has also developed a library of metrics for recommendation systems to help measure personalization performance.