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About the Role

Discord is seeking a Senior Software Engineer specializing in Machine Learning to join the Revenue ML team. This role will focus on building and scaling ML capabilities for ads measurement, targeting, and delivery ranking, contributing to foundational ML models that enhance ad relevance, optimize performance, and drive revenue. This is an opportunity to work on an early-stage Ads ML platform with a direct business impact.

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 the most effective ads based on campaign objectives.
Improve ads targeting and ranking by leveraging both on-platform and off-platform signals.
Collaborate cross-functionally with product, engineering, and business teams to define and execute on the Ads ML roadmap.
Scale ML infrastructure to support an increasing number of concurrent ad campaigns while ensuring 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 (ads ranking, personalization, optimization, privacy-compliant user modeling, targeting, or measurement).
Strong proficiency in Python.
Familiarity with deep learning frameworks such as PyTorch or TensorFlow.
Experience with applied deep learning (e.g. transformers, embedding models).
Proven track record of designing, implementing, and scaling ML-driven ad systems in real-world applications.
Experience working with real-time ML inference, A/B testing, and optimization frameworks.
Experience translating ML evaluation results and performance metrics into actionable product roadmap items.
Ability to connect business objectives to ML solutions, with flexibility to shift focus toward the highest-impact problems as priorities evolve.

Skills

Python
PyTorch
TensorFlow
Applied deep learning
Transformers
Embedding models
Real-time ML inference
A/B testing
Optimization frameworks
Performance advertising
Ad tech industry standards
Ads ecosystem
Large-scale recommendation systems
Large-scale data infrastructure
Distributed computing

Location

Work Type

Full-time

Experience Level

Senior
5+ years of experience
3+ years of experience

Salary/Compensations

$220,000 to $275,000

Benefits

Equity
Benefits

About the Company

Discord has a highly engaged community of millions of daily active users who use the platform for many different reasons, but there’s one thing that nearly everyone does: play video games.
Discord plays a uniquely important role in the future of gaming, and we are focused on making it easier and more fun for people to hang out before, during, and after playing games.
Discord plays a uniquely important role in the future of gaming. We're a multiplatform, multigenerational and multiplayer platform that helps people deepen their friendships around games and shared interests, and helps developers build and grow their businesses. We believe games give us a way to have fun with our favorite people, whether listening to music together or grinding in competitive matches for diamond rank. Join us in our mission!

Equal Opportunity

Discord is committed to inclusion and providing reasonable accommodations during the interview process. We want you to feel set up for success, so if you are in need of reasonable accommodations, please let your recruiter know.
Please see our Applicant and Candidate Privacy Policy for details regarding Discord’s collection and usage of personal information relating to the application and recruitment process by clicking HERE.