Senior Data Engineer focusing on Retrieval-Augmented Generation (RAG) and AI solutions at LexisNexis. Collaborating with teams to integrate AI into existing systems and optimizing models for performance.
Responsibilities
Test, evaluate and implement AI models with a focus on Retrieval-Augmented Generation (RAG)
Strong prompt engineering and prompt testing skills to derive the desired outcome
Collaborate with cross-functional teams to integrate AI solutions into existing systems
Optimize and fine-tune RAG models for performance and scalability cost saving
Conduct research and stay up-to-date with the latest advancements in AI and machine learning
Write clean, efficient, and maintainable code in Python
Perform data preprocessing, feature engineering, and model evaluation
Troubleshoot and debug AI models and applications in a mono-repo settings
Document AI models, processes, and workflows
Train entry-level data engineers as directed by department management
Keep abreast of new technology developments
Design and works with complex data models
Identify opportunities to apply automation or other tools to improve effectiveness or efficiency
Work closely with other development team members to understand complex product requirements
Mentor less senior data engineers on methodologies and optimization techniques
Requirements
Proven experience as a Data Engineer/ AI Engineer or similar role
Strong proficiency in Python programming
In-depth knowledge of Retrieval-Augmented Generation (RAG) models
Proven experience in prompt engineering
Experience with machine learning frameworks and libraries (e.g., TensorFlow, PyTorch)
Proficiency in data preprocessing and feature engineering techniques
Excellent problem-solving skills and attention to detail
Strong communication and teamwork abilities
Experience with cloud platforms (e.g., AWS, Azure, Google Cloud)
Knowledge of natural language processing (NLP) techniques
Familiarity with version control systems (e.g., Git)
Experience with deploying AI models in production environments
Benefits
Comprehensive, multi-carrier program for medical, dental and vision benefits
401(k) with match and an Employee Share Purchase Plan
Wellness platform with incentives, Headspace app subscription, Employee Assistance and Time-off Programs
Short-and-Long Term Disability, Life and Accidental Death Insurance, Critical Illness, and Hospital Indemnity
Family Benefits, including bonding and family care leaves, adoption and surrogacy benefits
Health Savings, Health Care, Dependent Care and Commuter Spending Accounts
Up to two days of paid leave each to participate in Employee Resource Groups and to volunteer with your charity of choice
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