Staff/Senior Machine Learning Scientist (Ad Cloud) - Tokyo,Japan
Appier is seeking a Senior Machine Learning Scientist to join our Advertising Cloud Optimization team in Tokyo, Japan. This team is responsible for developing core machine learning algorithms that enhance campaign efficiency and maximize advertiser return on investment. Our programmatic advertising platform operates at a massive scale, handling millions of queries per second, all powered by proprietary deep learning models for bidding, pricing, and personalized content delivery.
In this role, you will design, implement, and deploy state-of-the-art machine learning models to improve campaign outcomes. Your day-to-day responsibilities will include analyzing large-scale user and auction data to uncover predictive patterns and signals that enhance bidding strategies and personalization. Collaboration with engineering, product, and data teams will be essential to identify opportunities, define roadmaps, and deliver impactful solutions. Additionally, you will continuously improve system performance through offline experimentation and online testing, such as A/B tests and incremental learning.
The ideal candidate will possess a Bachelor's degree in Computer Science, Mathematics, Electrical Engineering, or a related field, with a Master's or PhD preferred. A minimum of 4 years of industry experience in ad tech, focusing on performance optimization, is required. Proven experience in applied machine learning, particularly in click-through rate prediction and recommendation systems, is essential. Proficiency in Python and experience with modern machine learning frameworks like PyTorch and TensorFlow are also necessary. Strong ownership and collaboration skills are crucial, with the ability to lead end-to-end projects across product, data, and engineering teams. Experience working on high-throughput, low-latency real-time systems, such as real-time bidding engines or stream inference, is a plus.
Appier offers a dynamic and innovative work environment where you can contribute to cutting-edge AI solutions in the advertising technology space. We provide opportunities for professional growth and development, along with a collaborative culture that values diversity and inclusion. Join us to be part of a team that is transforming AI into tangible business value.