Senior Software Engineer, Machine Learning (Ads)

Responsibilities

• Design, develop, and deploy machine learning models for ads targeting and ranking
• Develop sophisticated ML solutions such as identity graph to enhance ad targeting
• Build and optimize ad ranking models to serve effective ads based on campaign objectives
• Improve ads targeting and ranking by leveraging on-platform and off-platform signals
• Collaborate cross-functionally with product, engineering, and business teams
• Scale ML infrastructure to support increasing concurrent ad campaigns with low-latency decision-making
• Drive research and implementation of state-of-the-art ML techniques in online advertising

Requirements

• 5+ years of experience as a Machine Learning Engineer or Data Scientist
• 3+ years of experience specifically in Ads ML (ranking, personalization, targeting, or measurement)
• Strong proficiency in Python
• Familiarity with deep learning frameworks such as PyTorch or TensorFlow
• Experience with applied deep learning including transformers and embedding models
• Proven track record of scaling ML-driven ad systems in real-world applications
• Experience with real-time ML inference, A/B testing, and optimization frameworks
• Ability to translate ML evaluation results into actionable product roadmap items

Preferred Qualifications

• Strong understanding of performance advertising and its impact on revenue
• Knowledge of ad tech industry standards including auction, pacing, and frequency
• Experience with large-scale recommendation systems
• Experience with large-scale data infrastructure and distributed computing

About the Company

Discord is a multiplatform, multigenerational and multiplayer platform that helps people deepen their friendships around games and shared interests.