Senior Machine Learning Engineer (AdTech)

TL;DR

Senior Machine Learning Engineer (AdTech): Developing and optimizing real-time bidding strategies and auction mechanics with an accent on machine learning models, feature engineering, and fraud detection. Focus on designing efficient algorithms, cross-device user identification, and cookieless mechanisms to improve ad campaign performance.

Location: Anywhere in the world with workdays ending around 2pm EST; FTE hiring in India, Netherlands, UK; contractor roles elsewhere.

Company/Компания

hirify.global is a healthcare technology company with adtech roots, leveraging real-time data and machine learning to transform healthcare marketing and analytics.

What you will do/Что делать

• Analyze and optimize real-time bidding strategies and online auction mechanics.
• Develop and improve event prediction models and machine learning features.
• Implement user embeddings, clustering, fraud detection, and cross-device identification.
• Mine diverse data sources and support production codebase for core models.

Requirements/Требования

• Minimum 5 years experience in machine learning/data science
• 3+ years experience with RTB Auction or similar online technologies
• Advanced Python skills with data science packages and code optimization.
• Strong knowledge of algorithms, data structures, probability, statistics, and machine learning techniques.

Hiring process/Процесс найма

• Initial screening call (30 mins).
• Technical pre-screening with Principal Data Scientist (60 mins).
• Team interview (4-5 hours total).
• Interview with Senior Tech Leader (30 mins).