Senior Data Scientist

MEGAN GOSS, D C, LLC
United States
29 days ago
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Role details

Contract type
Permanent contract
Employment type
Part-time (≀ 32 hours)
Experience level
Expert
Experience required
6 years minimum
Working hours
Regular working hours
Job source

Tech stack

LangGraph Framework A/B Testing Artificial Intelligence Amazon Web Services Microsoft Azure Code Review Encodings Continuous Integration Statistical Hypothesis Testing Python (Programming Language) Machine Learning Retrieval-Augmented Generation
+11 more
Large Language Models Multi-Agent Systems Prompt Engineering Deep Learning Generative AI Information Technology CrewAI Xgboost Machine Learning Operations Tree-based Models Databricks

Job description

  • Develop and deploy AI solutions across ML and other genAI use cases.
  • Design, build, validate and optimize predictive models including regression, tree-based models, ensemble methods, gradient boosting and deep learning architectures where appropriate.
  • Develop and deploy LLM-based and Generative AI solutions, including retrieval augmented generation (RAG), prompt engineering, fine-tuning and agentic workflows.
  • Build multi-agent systems and tool-integrated AI solutions for analytics automation, insight generation and conversational interfaces.
  • Apply statistical analysis, hypothesis testing and experimental design (including A/B testing) to inform business decisions.
  • Collaborate with cross-functional teams
  • Ensure production readiness through monitoring, model governance, performance tracking, retraining strategies and documentation.
  • Analyze structured and unstructured datasets to generate actionable insights.
  • Communicate analytical findings and technical concepts clearly to cross-functional stakeholders.
  • Contribute to code reviews, best practices and continuous improvement of AI infrastructures.
  • Independently manage projects in environments with evolving requirements and timelines.

Requirements

  • Bachelor’s or Master’s degree in Computer Science, Data Science,
  • Statistics, Mathematics, Engineering, or a related quantitative field.

Experience:

  • 6+ years of professional experience in data science or applied machine learning roles.
  • Demonstrated experience delivering regression and/or classification models in production environments.
  • Hands-on experience building and deploying LLM-based or Generative AI applications.
  • Hands-on experience with agentic frameworks such as CrewAI, LangChain Agents, LangGraph or similar multi-agent orchestration frameworks.

Skills

  • Strong proficiency in Python
  • Solid foundation in statistics, regression, classification and other classical ML techniques.
  • Hands-on experience with LLMs and Generative AI, including prompt engineering, RAG, fine-tuning and evaluation.
  • Experience building multi-agent systems using frameworks such as CrewAI, LangChain/LangGraph or similar.
  • Familiarity with vector databases and embedding pipelines.
  • Experience deploying ML/LLM solutions in production with MLOps practices (e.g., MLflow, CI/CD) on cloud platforms (AWS/Azure/GCP/Databricks).
  • Strong problem-solving and cross-functional communication skills.

About the company

Our client is looking for a Senior Data Scientist. Our client is a market-leading, cloud-based CX benchmarking and operational improvement SaaS platform. This role is Hybrid, based out of Gurgaon (India).

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