Senior Data Scientist

About the job

We are seeking an 8+ year experienced and highly curious Senior Data Scientist to join our AI Center of Excellence (CoE), focused on developing and scaling enterprise-grade Generative AI (GenAI) solutions. The ideal candidate will have hands-on experience building NLP and LLM-based applications, a deep understanding of modern machine learning techniques, and a passion for applying them to real-world financial services problems. Key Responsibilities: • Lead the development and experimentation of GenAI capabilities across key initiatives • Design and evaluate solutions for tasks such as summarization, question-answering, classification, text-to-SQL, information extraction, and semantic search. • Engineer high-quality prompts, retrieval pipelines, and evaluation datasets for enterprise use cases. • Fine-tune LLMs using LoRA/QLoRA, DPO, RLHF, and other continual learning techniques. • Analyze and mitigate model risks such as hallucination, prompt injection, bias, and toxicity using standard RAI frameworks. • Collaborate with engineering teams to productionize models and embed them in microservices and pipelines. • Engage with business stakeholders to understand requirements and demonstrate model effectiveness through rapid prototyping and storytelling.

Requirements

• NLP
• LLM
• Machine Learning
• GenAI
• Prompt Engineering
• Azure
• AWS

Qualifications

• M.S. or B.Tech in Computer Science, Data Science, Applied Mathematics, or related field.
• 8+ years of experience building and deploying ML/AI solutions in production environments.

Preferred Technologies

• NLP
• LLM
• Machine Learning
• GenAI
• Prompt Engineering
• Azure
• AWS