Senior Data Scientist – Generative AI & Machine Learning

Job Title: Senior Data Scientist – Generative AI & Machine Learning

Employment Type: Contract

Duration: 12 Months

Location: Toronto

Ideal Rate: $80- $85 (Based on Experience)

Work Arrangement: Hybrid – 3 days onsite per week, including Thursday

Required Qualifications

• Bachelor's degree in Computer Science, Statistics, Mathematics, Data Science, or a related field, or equivalent experience.
• 5+ years of experience developing and implementing data science solutions.
• Strong hands-on Python programming skills for machine learning and GenAI applications.
• Strong knowledge of supervised and unsupervised machine learning, model training, evaluation, and optimization.
• Experience writing complex SQL and PySpark queries.
• Experience with data transformation, manipulation, and structured and unstructured datasets.
• Understanding of APIs, microservices, and cloud-native application development.
• Hands-on experience developing GenAI applications using LLM APIs and frameworks.
• Experience building AI bots or agents with reasoning, tool-use, and integration capabilities.
• Practical experience with RAG, prompt engineering, vector databases, and embedding models.
• Knowledge of fine-tuning methodologies and conversational AI or chatbot development.

Nice to Have

• Experience with AWS AI/ML services, including SageMaker, Lambda, and Bedrock.
• Familiarity with AWS Glue, Glue Catalog, Glue Data Quality, and Step Functions.
• Experience with data warehousing, ETL pipelines, and big data technologies.

Note: AI-enabled tools may be used to sort applications based on job-related criteria. All AI generated results are vetted by our team and the decision of which candidates move forward is always made by a human.