Machine Learning Engineer ($400k - $600k salary)

About the role

The Company Baton Corporation is the development company that builds and operates the entire technology stack behind pump.fun, the largest memecoin launchpad in production today. The systems are low latency, high throughput, live under constant load, and break if you get them wrong.

We work in person. Hours can be long and unconventional. The pace is intense. Expectations are high, and impact is immediate. Working at Baton is not for everyone.

Responsibilities

• Work alongside engineers and product teams to build algorithms that power personalisation, recommendations, search and real-time decision‑making.
• Primary focus will be recommendation systems, with opportunities to apply machine learning to fraud detection and content moderation.
• Take projects from initial problem definition through to deployment and iteration, owning the models, data pipelines and supporting infrastructure needed to deliver results.
• Design, develop and deploy recommendation models that improve discovery, personalisation, engagement and retention.
• Build scalable data pipelines and use large datasets to develop features, train models and inform product development.
• Develop and optim