Data Scientist developing fraud detection solutions for Desjardins, North America's largest cooperative financial group. Applying data science expertise to protect financial products and services from fraud.
About the role
- Senior Data Scientist II at LexisNexis developing cutting-edge AI solutions for legal analytics. Collaborating with teams, mentoring juniors, and deploying advanced machine learning models.
Responsibilities
- Working closely with other data scientists and engineers to design, develop, and deploy AI solutions.
- Leading the development of advanced AI and machine learning models to solve complex business problems
- Research, build, and deploy models based on both shallow and deep machine learning.
- Train robust NLP-based models on a very large corpus of data
- Collaborating with cross-functional teams to ensure AI solutions are aligned with business goals and customer needs.
- Mentoring junior data scientists and provide guidance on AI and machine learning best practices.
- Designing APIs for disseminating data science outputs to various business units.
- Overseeing the scaling of production systems to meet growing demands.
Requirements
- Possess an advanced or Master's education in Computer Science, Mathematics, Statistics, or a related field.
- Have experience working directly with large language models and transformer-based architectures including BERT, RoBERTa, T5 etc.
- Have experience and knowledge of applying LLMs including models of GPT, Claude, Mistral, Phi family.
- Knowledge of advanced prompting techniques and agent-based solutions
- Demonstrate proficient experience with machine learning algorithms, including deep learning, gradient boosting, and random forests
- Possess advanced programming skills in Python, R, or other relevant languages for data analysis.
- Be proficient in working with big data technologies and tools like Hadoop, Spark, or AWS.
- Be a natural problem solver, able to lead and mentor junior data scientists, and collaborate with cross-functional teams
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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