Staff Machine Learning Data Scientist
Top Benefits
About the role
Who you are
- 6+ years in data science, machine learning, or applied statistics
- Deep experience building recommendation engines, personalization pipelines, ranking/relevance models, search optimization, or embedding-based features
- Hands-on familiarity with A/B testing frameworks, and skills in experimentation design, causal inference, and measuring incremental impact
- Strong programming chops in Python and SQL (with bonuses for experience in Snowflake, PyTorch, Airflow, MLFlow, ECS)
- A proven ability to work across disciplines and guide stakeholders—while also owning the technical end-to-end performance of your models
- Bonus if you’ve worked in marketplaces, subscription services, food-tech, or adjacent domains
What the job involves
- We’re looking for an experienced ML-focused Data Scientist to design, build, and productionize personalization and recommendation systems that help every CookUnity customer discover meals they’ll love. You’ll develop user modeling and ranking algorithms, ensure they integrate seamlessly into production, and lead experimentation strategies to measure their real-world impact
- This is a hands-on, high-impact role for someone who can blend strong machine learning expertise with strategic thinking, rigorous experimentation, and close collaboration with Product, Engineering, and Business stakeholders
- Architect and deliver production-grade recommendation and personalization systems, from user modeling to ranking algorithms and embeddings
- Quantify and optimize business impact through A/B testing, experimentation design, causal inference, and lift analyses
- Translate product and business needs into effective, data-driven solutions that scale
- Collaborate with cross-functional teams to embed experimentation and feedback loops into our workflows
- Mentor and coach the data team on best practices in ML model validation, experimentation, and scalability
Benefits
- 📈 We grow, you grow: Stock Options Plan granted on Day 1
- 🏖 Unlimited PTO policy and paid holidays off
- 🐣 Family leave: 12 weeks for primary caregiver and 6 weeks for secondary caregiver, fully paid
- 🕯 Compassionate Leave: 3-5 days each time the need arises
- 🥙 A generous amount of CookUnity credits to enjoy our amazing meals, added to your account, monthly
- 🧘🏽♀️ Wellness perks: access to a nutritional coach and fitness subsidies to build a healthy lifestyle
- 👩🏾🏫 Personalized Spanish coach
About Cookunity
CookUnity is a chef-to-you marketplace connecting talented chefs with consumers, revolutionizing meal delivery. We bring small-batch, restaurant-quality meals to eaters nationwide, crafted by a diverse collective of all-star chefs. With over 100 inspired chefs from cities like NYC, LA, Austin, and more, our weekly subscription offers a wide range of hand-crafted meals to cater to various palates and dietary preferences.
By delivering over 1 million meals per month, we're also empowering working chefs, tripling their income, and supporting their growth. CookUnity believes in fueling stronger communities, partnering with Food Bank For New York City to combat food insecurity across all five boroughs.
Staff Machine Learning Data Scientist
Top Benefits
About the role
Who you are
- 6+ years in data science, machine learning, or applied statistics
- Deep experience building recommendation engines, personalization pipelines, ranking/relevance models, search optimization, or embedding-based features
- Hands-on familiarity with A/B testing frameworks, and skills in experimentation design, causal inference, and measuring incremental impact
- Strong programming chops in Python and SQL (with bonuses for experience in Snowflake, PyTorch, Airflow, MLFlow, ECS)
- A proven ability to work across disciplines and guide stakeholders—while also owning the technical end-to-end performance of your models
- Bonus if you’ve worked in marketplaces, subscription services, food-tech, or adjacent domains
What the job involves
- We’re looking for an experienced ML-focused Data Scientist to design, build, and productionize personalization and recommendation systems that help every CookUnity customer discover meals they’ll love. You’ll develop user modeling and ranking algorithms, ensure they integrate seamlessly into production, and lead experimentation strategies to measure their real-world impact
- This is a hands-on, high-impact role for someone who can blend strong machine learning expertise with strategic thinking, rigorous experimentation, and close collaboration with Product, Engineering, and Business stakeholders
- Architect and deliver production-grade recommendation and personalization systems, from user modeling to ranking algorithms and embeddings
- Quantify and optimize business impact through A/B testing, experimentation design, causal inference, and lift analyses
- Translate product and business needs into effective, data-driven solutions that scale
- Collaborate with cross-functional teams to embed experimentation and feedback loops into our workflows
- Mentor and coach the data team on best practices in ML model validation, experimentation, and scalability
Benefits
- 📈 We grow, you grow: Stock Options Plan granted on Day 1
- 🏖 Unlimited PTO policy and paid holidays off
- 🐣 Family leave: 12 weeks for primary caregiver and 6 weeks for secondary caregiver, fully paid
- 🕯 Compassionate Leave: 3-5 days each time the need arises
- 🥙 A generous amount of CookUnity credits to enjoy our amazing meals, added to your account, monthly
- 🧘🏽♀️ Wellness perks: access to a nutritional coach and fitness subsidies to build a healthy lifestyle
- 👩🏾🏫 Personalized Spanish coach
About Cookunity
CookUnity is a chef-to-you marketplace connecting talented chefs with consumers, revolutionizing meal delivery. We bring small-batch, restaurant-quality meals to eaters nationwide, crafted by a diverse collective of all-star chefs. With over 100 inspired chefs from cities like NYC, LA, Austin, and more, our weekly subscription offers a wide range of hand-crafted meals to cater to various palates and dietary preferences.
By delivering over 1 million meals per month, we're also empowering working chefs, tripling their income, and supporting their growth. CookUnity believes in fueling stronger communities, partnering with Food Bank For New York City to combat food insecurity across all five boroughs.