Responsibilities
What will you contribute?
We are seeking an experienced Senior Data Scientist to join our AI innovation team, with a specialty in developing and deploying production-grade Large Language Model (LLM) systems. The ideal candidate will be at the forefront of artificial intelligence technology, with deep experience across the full lifecycle of LLM applications - from research and development to production deployment and monitoring.
In this role, you will collaborate with cross-functional teams to design, implement, and optimize LLM-based solutions that drive business value across our internal functions and client-facing products. You will be responsible for building robust, scalable AI systems that can perform a wide variety of natural language tasks while maintaining high standards of reliability, efficiency, and ethical AI practices.
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Key responsibilities & deliverables:
- Design, develop, and deploy production-grade large language model systems across a wide variety of applications (e.g. RAG, text-to-SQL, specialized agents etc., summarization, etc.)
- Architect and implement agent and multi-agent systems leveraging state-of-the-art LLM frameworks
- Creation of tools and functions to enhance LLM capability
- Establish and maintain model lifecycle management practices, including version control, evaluation metrics, and performance monitoring
- Optimize LLM applications for production environments, balancing performance, cost, and latency requirements
- Perform robust model validation and security assessments of LLM systems
- Collaborate closely with product teams, data engineers, and software engineers to integrate LLM capabilities into products and services
- Lead technical discussions and present complex AI concepts to both technical and non-technical stakeholders
- Stay current with the rapidly evolving LLM landscape and implement best practices
- Mentor junior data scientists and engineers across the organization in LLM development techniques
Required skills & experience:
- 5+ years of professional experience in data science or machine learning engineering
- Proven experience developing and deploying production-grade large language model systems
- Strong proficiency in Python and related data science/ML libraries
- Experience with LLM frameworks such as LangGraph or similar orchestration tools
- Practical knowledge of prompt engineering, fine-tuning, retrieval-augmented generation, text-to-sql, and other related LLM tasks
- Experience implementing agent and multi-agent systems with LLMs
- Strong knowledge of deploying LLM systems and agents in production environments
- Strong understanding of model lifecycle management and monitoring practices
- Familiarity with cloud environments (e.g. Azure, databricks) and MLOps best practices
- Experience with distributed computing and handling large-scale data processing
- Thorough understanding of security best practices around LLM systems
- Excellent collaboration skills and experience working with cross-functional teams
- Strong knowledge of software development best practices (version control, CI/CD, testing)
- Exceptional leadership, communication, and presentation skills
- Advanced degree (MS or PhD) in Computer Science, Machine Learning, or related technical field
Technical Skills:
Aside from Python, Cloud Platform and SQL, most of the skills listed below are more of a nice-to-have.
- Programming Languages: Python (required), SQL
- ML/LLM Frameworks: LangChain, LangGraph, Hugging Face Transformers, PyTorch, TensorFlow, or equivalent
- Vector Databases: Pinecone, Weaviate, Milvus, Qdrant, or similar
- Cloud Platforms: Azure, Databricks, AWS, or equivalent
- MLOps Tools: MLflow, Weights & Biases, Kubeflow, or similar
- Development Tools: Git, GitHub/GitLab, CI/CD pipelines
- Data Processing: Pandas, PySpark, Dask, Spark, or equivalent
- Containerization: Docker, Kubernetes
- API Development: FastAPI, Flask, Langgraph Platform
- Monitoring & Observability: Langsmith, Prometheus, Grafana, or similar
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