# Senior Data Scientist

Hiring organization: [Haystack News](https://career.thegoodapps.co/organizations/haystack-news)

Canonical page: https://career.thegoodapps.co/jobs/9f8c4c53-3f8d-4875-b6ef-07924ff714aa

Listed on Haystack News's own careers site. Applications go to them directly.

- Seniority: Senior
- Location: Fort Lauderdale Office
- Remote: yes

## Summary

Haystack News seeks a senior data scientist to build statistical and machine learning models that improve content discovery and user engagement on their streaming news platform. This role combines advanced analytics, causal inference, and A/B testing to drive measurable improvements in a product used by tens of millions of viewers.

_Our summary, not Haystack News's wording._

## Skills named

Apache Airflow, Dialectical Behavior Therapy (DBT), NumPy, Pandas, PostgreSQL, Python, PyTorch, scikit-learn, Snowflake, SQL, TensorFlow, XGBoost

## Required

- PhD or M.S. in Computer Science, Mathematics, Electrical Engineering, Statistics, Economics, or Operations Research with 5+ years of professional data science, machine learning, or related quantitative experience
- 3+ years of professional experience with large-scale online ranking or recommender systems
- Deep expertise in statistical inference and experimental design including hypothesis testing, power and sample size calculations, and variance reduction
- Proficiency in causal inference methods to measure product impact
- Proven ability to translate offline analysis into product decisions and measurable improvements in online metrics
- Fluency in Python analytics stack (pandas, NumPy)
- Experience with statistical modeling tools (statsmodels or scikit-learn) and machine learning packages (LightGBM, XGBoost)
- Strong SQL experience (PostgreSQL, Snowflake, or similar)

## Nice to have

- Experience working on consumer-facing products with millions of users
- Hands-on experience with orchestration and transformation tools like dbt and Airflow
- Experience with deep learning frameworks such as PyTorch or TensorFlow
- Hands-on development of products or tools incorporating GenAI, LLMs, RAG, or Agents

Apply on Haystack News's site: https://jobs.ashbyhq.com/haystacknews/6c767efa-8158-401d-8f7e-0279e95122f0/application