[Remote] Senior Machine Learning Engineer, Supply & Insights DnA

Note: The job is a remote job and is open to candidates in USA. arenaflex is a global company that connects hosts and guests through unique stays and experiences. They are seeking a Senior Machine Learning Engineer to enhance the Host and Guest experience by developing and improving machine learning models for various product and operational use cases. Responsibilities • Work with large-scale structured and unstructured data, build and continuously improve cutting edge Machine Learning models for arenaflex product, business and operational use cases • Work collaboratively with cross-functional partners, including Software Engineers, Product Managers, Data Scientists, and Operations, to identify opportunities for business impact • Understand, refine, and prioritize requirements for machine learning models, drive engineering decisions, and quantify impact • Prototype machine learning use cases for use in the product, and work with stakeholders to iterate on requirements • Develop, productionize, and operate Machine Learning models and pipelines at scale, including both batch and real-time use cases • Design and build services, API to enable serving ML model driven data to product use cases Skills • 5+ years of industry experience in applied Machine Learning, inclusive MS or PhD in relevant fields • Strong programming (Scala / Python / Java/ C++ or equivalent) and data engineering skills • Deep understanding of Machine Learning best practices (eg. training/serving skew minimization, A/B test, feature engineering, feature/model selection), algorithms (eg. gradient boosted trees, neural networks/deep learning, optimization, state-of-art NLP and CV algorithms) and domains (eg. natural language processing, computer vision, personalization and recommendation, anomaly detection) • Experience with 3 or more of these technologies: Tensorflow, PyTorch, Kubernetes, Spark, Airflow (or equivalent), data warehouse (eg. Hive) • Industry experience building end-to-end Machine Learning infrastructure and/or building and productionizing Machine Learning models, as well as integrating to product use cases • Exposure to architectural patterns of a large, high-scale software applications (e.g., well-designed APIs, high volume data pipelines, efficient algorithms, models) • Experience with test driven development, familiar with A/B testing, incremental delivery and deployment Benefits • Bonus • Equity • Benefits • Employee Travel Credits Company Overview • arenaflex is an online community marketplace for people to list, discover, and book accommodations through mobile phones or the Internet. It was founded in 2008, and is headquartered in San Francisco, California, USA, with a workforce of 5001-10000 employees. Its website is Company H1B Sponsorship • arenaflex has a track record of offering H1B sponsorships, with 234 in 2025, 176 in 2024, 160 in 2023, 270 in 2022, 250 in 2021, 274 in 2020. Please note that this does not guarantee sponsorship for this specific role. Apply tot his job Apply tot his job