Senior Data Scientist
TriZetto
Job Description
About the Role
We are Cognizant AIA. About AI & Analytics: Artificial intelligence (AI) and the data it collects and analyzes will soon sit at the core of all intelligent, human-centric businesses. By decoding customer needs, preferences, and behaviors, our clients can understand exactly what services, products, and experiences their consumers need. Within AI & Analytics, we work to design the future—a future in which trial-and-error business decisions have been replaced by informed choices and data-supported strategies! By applying AI and data science, we help leading companies to prototype, refine, validate, and scale their AI and analytics products and delivery models! Cognizant's AIA practice takes insights that are buried in data and provides businesses with a clear way to transform how they source, interpret, and consume their information. Our clients need flexible data structures and a streamlined data architecture that quickly turns data resources into informative, meaningful intelligence.
Key Responsibilities
- Design, develop, and deploy LLM-based applications tailored to legal and compliance domains.
- Build and maintain high-quality datasets and pipelines for legal document processing, annotation, and evaluation.
- Collaborate with legal experts and cross-functional teams to ensure AI models meet domain-specific requirements.
- Conduct rigorous experimentation and performance evaluation of AI/ML and GenAI models.
- Translate complex product requirements into scalable software solutions.
- Implement best practices in software development, including code reviews and CI/CD for ML pipelines.
- Ensure ethical AI practices and alignment with business objectives in all deliverables.
Requirements
- Strong foundation in machine learning techniques such as dimensionality reduction, clustering, embeddings, and sequence classification.
- Hands-on experience with deep learning frameworks like PyTorch, TensorFlow, and Hugging Face Transformers.
- Proficiency in NLP tools and libraries including spaCy, word2vec, Flair, BERT, and Keras.
- Experience with large language models (LLMs), prompt engineering, fine-tuning, and benchmarking using LangChain, LlamaIndex, etc.
- Solid programming skills in Python and familiarity with cloud platforms (AWS, GCP, Azure).
- Understanding of data modeling and experience with relational, NoSQL, and vector databases (e.g., Postgres, Elasticsearch, ChromaDB).
- Familiarity with distributed computing systems such as Spark, Ray, or Scala is a plus.
- Experience in ML Ops/AI Ops, API development, and containerization is highly desirable.
Nice to Have
- Experience with distributed computing systems such as Spark, Ray, or Scala.
- Experience in ML Ops/AI Ops, API development, and containerization.
Qualifications
- 7+ years of experience in data science or related fields.
Benefits & Perks
- Medical/Dental/Vision/Life Insurance
- Paid holidays plus Paid Time Off
- 401(k) plan and contributions
- Long-term/Short-term Disability
- Paid Parental Leave
- Employee Stock Purchase Plan
Working at TriZetto
We are a high caliber team who appreciate and support one another. Our people uphold an energetic, collaborative and inclusive workplace where everyone can thrive. Cognizant is a global community with more than 300,000 associates around the world. We don't just dream of a better way - we make it happen. We take care of our people, clients, company, communities and climate by doing what's right. We foster an innovative environment where you can build the career path that's right for you.
Job Details
About TriZetto
Website
cognizant.com
Company Size
5001-10000 employees
Location
Raleigh, NC
Industry
Computer Systems Design and Related Services
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