S&P Global

Senior Data Scientist

S&P Global

full-time

Posted on:

Location Type: Office

Location: Ahmedabad • India

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Job Level

Senior

Tech Stack

Open SourcePythonPyTorch

About the role

  • Design solutions utilizing NLP models including chat assistants and RAG systems.
  • Design and develop custom NLP LLM Models including both prompt engineering techniques and model fine-tunning and alignment (SFT, RLHF, DPO)
  • NLP Model evaluation using both human-supported and synthetic evaluation methods and metrics.
  • Deploy NLP models ensuring latency, reliability, and scalability.
  • Discover new methods for prompt engineering, model fine-tuning, quantization and latency optimization, document embeddings and chunking.
  • Collaborate closely with product teams, business stakeholders, and engineers to ensure smooth integration of NLP models into production systems.
  • Troubleshoot complex issues related to machine learning model development and data pipelines and develop innovative solutions.
  • Actively research, explore and identify the latest relevant methods and technologies

Requirements

  • 5-9 years of professional experience in Advanced Analytics / Data Science / Machine Learning
  • Degree in Computer Science, Mathematics or Statistics, Computational linguistics, Engineering, or a related field.
  • Good understanding of machine learning and deep learning methods and their mathematical foundations
  • 5-9 years hands-on experience developing NLP models, ideally with transformer architectures.
  • Demonstrated experience with Python, PyTorch, Hugging Face or similar tools.
  • Mastery of Python and ability to write robust and high standard, testable code
  • Knowledge of developing or tuning LLMS
  • 3+ years of experience with implementing information retrieval systems.
  • Experience with contributing to Open Source initiatives or in research projects and/or participation in Kaggle competitions.
  • Publications related to Machine Learning or Deep Learning
  • Ability to work in a team
  • Able to report progress and summarize issues to a less technical audience
  • Curious and open-minded attitude to new approaches
Benefits
  • Health & Wellness: Health care coverage designed for the mind and body.
  • Flexible Downtime: Generous time off helps keep you energized for your time on.
  • Continuous Learning: Access a wealth of resources to grow your career and learn valuable new skills.
  • Invest in Your Future: Secure your financial future through competitive pay, retirement planning, a continuing education program with a company-matched student loan contribution, and financial wellness programs.
  • Family Friendly Perks: It’s not just about you. S&P Global has perks for your partners and little ones, too, with some best-in class benefits for families.
  • Beyond the Basics: From retail discounts to referral incentive awards—small perks can make a big difference.
Applicant Tracking System Keywords

Tip: use these terms in your resume and cover letter to boost ATS matches.

Hard Skills & Tools
NLP modelsprompt engineeringmodel fine-tuningmodel alignmentNLP model evaluationquantizationdocument embeddingsPythonPyTorchtransformer architectures
Soft Skills
teamworkcommunicationproblem-solvingcuriosityopen-mindedness