Senior Data Scientist: Graph Recommenders (RSU Eligible)

Impact; New York (NY); On-site; USD 125,000 - 165,000; Full time

Benefits offered by this job

Medical, Dental, Vision insurance

Catered lunch & snacks

402(k)

Flexible PTO / Responsible PTO

Mental health support & therapy

RSUs with 3-year vesting

Coursera subscription

Parental leave 26 weeks / 13 weeks

Tech stipend & internet allowance

Job summary

impact.com in New York is seeking a Data Scientist to advance our graph-based recommender stack and scalable partnership platform. You will own modeling, experimentation, and end-to-end delivery from prototype to production, collaborating with Eng, MLOps, and Product.

We value hands-on ML engineering, embeddings, and experience shipping production models that drive measurable business impact, with a strong emphasis on AI-assisted coding and rapid iteration.

Qualifications

• 5+ years of data science / ML delivering production models with measurable impact.
• Strong Python and SQL skills with large-scale data and distributed compute.
• Hands-on experience building recommendation or ranking systems.
• Experience with embeddings and representation learning.
• ML engineering capability to ship production pipelines.
• Strong experimentation design and analysis skills.
• Proficient use of AI coding agents to accelerate work.
• Curiosity about new techniques and rapid self-learning.
• Strong problem-solving mindset in ambiguous environments.

Responsibilities

• Design, build, and evaluate multi-entity recommendations across a partnership graph.
• Develop graph-based models using semantic embeddings and graph ML techniques.
• Serve models in batch and real-time settings with low latency.
• Own end-to-end ML delivery from data design to monitoring and iteration.
• Design offline/online experiments and translate results into actionable insights.
• Collaborate with Product, Eng, MLOps and Business Stakeholders; document decisions.

Skills

5+ years ML

Python

SQL

Recommendation systems

Embeddings

ML engineering

Experimentation

AI agents

Curiosity

Tools

PyTorch

TensorFlow

PyTorch Geometric

DGL

Job description

impact.com in New York is seeking a Data Scientist to advance our graph-based recommender stack and scalable partnership platform. You will own modeling, experimentation, and end-to-end delivery from prototype to production, collaborating with Eng, MLOps, and Product.

We value hands-on ML engineering, embeddings, and experience shipping production models that drive measurable business impact, with a strong emphasis on AI-assisted coding and rapid iteration.