Find work in Canada.

347,634 jobs across our Canadian network. How we count

Jobs in Canada

Email me new jobs Save this search

Added 22 days ago
C
Senior Data Engineer - Zonda - Toronto, ON
CoStar
Toronto, ON
- $120,000 to $150,000 CAD / year
- Full-time
Develop and optimize data transformations and orchestrations using SQL, Python, dbt, Airflow, Glue, PostgreSQL, and Snowflake.
Added 22 days ago
C
Senior Data Engineer - Zonda - Toronto, ON
CoStar
Toronto, ON
- $120,000 to $150,000 CAD / year
- Full-time
Develop and optimize data transformations and orchestrations using SQL, Python, dbt, Airflow, Glue, PostgreSQL, and Snowflake.
Added 1 month ago
KA
Data Engineer (Intermediate - Senior)
KF Aerospace
Kelowna, BC
- $73,000 to $114,000 CAD / year
- Full-time
Strong experience with SQL Server, Microsoft Fabric, Azure Synapse, and Power BI.
Added 22 days ago
SF
Project Manager - Digital Transformation
Sunrise Farms
Surrey, BC
- Full-time
…reporting center of excellence (COE), enhancing an interim SQL Warehouse solution, and finally delivery a true modern data platform (Snowflake) with medallion architecture. On this project…
Added 21 days ago
TC
Test Engineer - Data
The Citco Group Limited
Toronto, ON
- Full-time
Strong programming skills in Python (PySpark) and SQL
Added 21 days ago
W
Machine Learning Scientist II - Marketing Optimization
Wayfair
Toronto, ON
- $168,960 to $188,776.5 CAD / year
- Full-time
Experience with Python ML ecosystem (numpy, pandas, sklearn, XGBoost, etc.) and/or Apache Spark Ecosystem (Spark SQL, MLlib/Spark ML) Familiarity with GCP (or AWS, Azure), ML model…
Added 21 days ago
ZG
Full Stack Developer
ZAPCOM GROUP INC
Toronto, ON
- Full-time
Backend development using Java/Spring Boot or Python (Django/FastAPI/Flask)
Added 22 days ago
LI
Data Engineer
Loopio Inc.
Remote, Canada
- $103,500 to $140,000 CAD / year
- Full-time
- Remote
Take your career to new heights with Loopio! 🚀✨
Added 21 days ago
GS
Business Systems Developer
Grantek Systems Integration
Burlington, ON
- Full-time
…members. We are a team of dedicated Engineers and Designers with an average of 7 years’ tenure at Grantek. The vast majority of our employees have started off their careers at Grantek and…
Added 22 days ago
MS
EAM – Tech Strategy Metrics & KPI Lead (Hyrbid)
Morgan Stanley
Montreal, QC
- Full-time
Partner with stakeholders across every division to define, standardize, and govern the metrics and KPIs tracking progress against the firm's strategic technology priorities, building on the…
Added 22 days ago
L
Business Data Analyst
LawDepot
Remote, Canada
- Full-time
- Remote
Proficiency in SQL, including writing efficient queries with joins, aggregations, and filtering logic
Added 22 days ago
Software Development Engineer Intern - Summer 2027 (CAN)
Amazon
Vancouver, BC
…you tackle new problems. There's no single path forward here, with a chance to explore different directions and shape your journey as you go. This is where ambition meets opportunity and,…
Added 22 days ago
EM
PySpark / Databricks Developer (Junior to Intermediate)
Electric Mind
Toronto, ON
- Full-time
- Contract
This is a good fit for someone with solid Python fundamentals and some Spark/SQL exposure who wants to grow into a data engineering specialist. You won't be expected to know Databricks…
Added 21 days ago
U
QA Automation Engineer
UST
Toronto, ON
- Full-time
With us, you’ll create a boundless impact that transforms your career - and the lives of people across the world.
Added 21 days ago
Senior Software Engineer – Full Stack (AI First)
Precisely International Jobs
Canada
…of the world's most trusted brands make confident decisions with data they can rely on. We're an AI-first organization, which means artificial intelligence isn't a buzzword here - it's…
Added 22 days ago
EP
Project Estimation Manager [On-Site, Hybrid or Remote] - Gestionnaire Estimation des Projets [Sur Place, Hybride ou Télétravail] |
EDF power solutions
Montreal, QC
- Full-time
…corporations, industries, communities, institutions, and investors with reliable, low-carbon energy solutions that help meet growing…
Added 21 days ago
RB
Senior Fraud Analyst Rogers
Rogers Bank
Toronto, ON
- Full-time
…preparation, manipulation, analysis, and visualization, including SQL, Python, Power BI, and Excel, and understanding of relational…
Added 21 days ago
A
Data Engineering Specialist
Accenture
Toronto, ON
- Full-time
You’ve Never Been Satisfied with “Good Enough.”
Added 21 days ago
PG
Java Developer with Python
Pacer Group
Mississauga, ON
- $125,000 to $135,000 CAD / year
- Full-time
Must have strong experience in Java development and Python programming too.
Added 21 days ago
Data Engineer II (Restaurant AI CoPilot)
OpenTable
Toronto, ON
Proficiency in Python, SQL, and at least one strongly typed language (such as Java)
Added 22 days ago
JP
Data Engineer
Jim Peplinski Capital
Calgary, AB
- Full-time
Expert SQL, with comfort modeling business data for analytics
Added 22 days ago
C
ETL Data Engineer - Assistant Vice President
Citi
Mississauga, ON
- Full-time
…or revised application systems and programs in coordination with the Technology team. The overall objective of this role is to contribute to applications systems analysis and programming…
Added 21 days ago
NB
Associate Director, Balance Sheet Management, Insurance
National Bank of Canada
Montreal, QC
- Full-time
Strong programming and data analytics skills using SQL and Python.
Added 21 days ago
NB
Senior Director Treasury Models Validation
National Bank of Canada
Montreal, QC
- Full-time
and analytics tools such as Python, R, or SQL, and the ability to review model
Added 21 days ago
NB
Senior Data Scientist Production and Reporting Lead
National Bank of Canada
Richmond Hill, ON
- Full-time
Have hands-on experience with SAS/SQL, Python, Microsoft Excel, and VBA.

Wayfair

Machine Learning Scientist II - Marketing Optimization

Toronto, ON, Canada

$168,960 to $188,776.5 CAD / year · Full-time

Apply About employer

Applications open in a new tab.

Job details

Pay: $168,960 to $188,776.5 CAD / year
Job type: Full-time
Apply by: Oct 18, 2026
Experience: Minimum 0+ years of experience with PhD, or 2+ years of industry experience with MS, or 4+ years of experience with a BS in a quantitative STEM field.
Posting language: English
Posted: Sep 18, 2026

Original job description

Candidates for this position are to be based, or plan to relocate, to Toronto, ON and will be expected to comply with their team's hybrid work schedule requirements. Our teams are onsite in our Toronto office Tuesday-Thursday, and remote Monday and Friday.

Who We Are

Wayfair is an online retail platform with the mission to enable everyone to live in a home they love. To do this Wayfair builds and leverages cutting edge Machine Learning and AI products and we are looking for talented individuals to join us. You will be part of a cross-functional, collaborative team driving development of world-class ML systems that drive real-world impact.

What You’ll Do

Design, build, deploy and refine large-scale machine learning models and algorithmic decision-making systems that solve real-world problems for customers
Develop cutting-edge GenAI and LLM applications powered by reinforcement learning to optimize content across marketing channels.
Architect Wayfair's GenAI-driven content optimization infrastructure, balancing cost and performance.
Research GenAI content-generation applications beyond existing short-form text use cases, including long-form text and images.
Build agentic AI solutions that generate insights and optimize channel analytics workflows.
Empower non-Science stakeholders to optimize content using centralized algorithms and production systems

We Are a Match Because You Have

Minimum 0+ years of experience with PhD, or 2+ years of industry experience with MS, or 4+ years of experience with a BS in a quantitative STEM field.
Proficiency in Python or one other high-level programming language
Must have a strong theoretical understanding and solid hands-on expertise deploying machine learning solutions into production.
Strong written and verbal communication skills, ability to synthesize conclusions for non-experts, and overall bias towards simplicity
Intellectual curiosity and enthusiastic about continuous learning

Nice To Have

Experience with Python ML ecosystem (numpy, pandas, sklearn, XGBoost, etc.) and/or Apache Spark Ecosystem (Spark SQL, MLlib/Spark ML) Familiarity with GCP (or AWS, Azure), ML model development frameworks, ML orchestration tools (Airflow, Kubeflow or MLFlow)

Assistance For Individuals With Disabilities

Wayfair is fully committed to providing equal opportunities for all individuals, including individuals with disabilities. As part of this commitment, Wayfair will make reasonable accommodations to the known physical or mental limitations of qualified individuals with disabilities, unless doing so would impose an undue hardship on business operations. If you require a reasonable accommodation to participate in the job application or interview process, please let us know by completing our Accomodations for Applicants form.

Need Technical Assistance?

For more information about applying for a career at wayfair, visit our FAQ page here.

About Wayfair Inc.

Wayfair is one of the world’s largest online destinations for the home. Whether you work in our global headquarters in Boston, or in our warehouses or offices throughout the world, we’re reinventing the way people shop for their homes. Through our commitment to industry-leading technology and creative problem-solving, we are confident that Wayfair will be home to the most rewarding work of your career. If you’re looking for rapid growth, constant learning, and dynamic challenges, then you’ll find that amazing career opportunities are knocking.

No matter who you are, Wayfair is a place you can call home. We’re a community of innovators, risk-takers, and trailblazers who celebrate our differences, and know that our unique perspectives make us stronger, smarter, and well-positioned for success. We value and rely on the collective voices of our employees, customers, community, and suppliers to help guide us as we build a better Wayfair – and world – for all. Every voice, every perspective matters. That’s why we’re proud to be an equal opportunity employer. We do not discriminate on the basis of race, color, ethnicity, ancestry, religion, sex, national origin, sexual orientation, age, citizenship status, marital status, disability, gender identity, gender expression, veteran status, genetic information, or any other legally protected characteristic.

Your personal data is processed in accordance with our Candidate Privacy Notice (https://www.wayfair.com/careers/privacy). If you have any questions or wish to exercise your rights under applicable privacy and data protection laws, please contact us at dataprotectionofficer@wayfair.com.

Apply About employer

More about this job

Responsibilities

Design, build, and deploy large-scale machine learning models and algorithmic systems to solve real-world customer problems. Architect GenAI-driven infrastructure and develop agentic AI solutions to optimize marketing content and channel analytics.

Requirements

Requires a PhD with 0+ years experience, an MS with 2+ years, or a BS with 4+ years in a quantitative STEM field. Candidates must have strong theoretical knowledge and hands-on experience deploying machine learning solutions into production.

Skills

Machine Learning
Python
GenAI
LLM
Reinforcement Learning
Algorithmic Decision-making
Apache Spark
GCP
AWS
Azure
Airflow
Kubeflow
MLFlow
Numpy
Pandas
XGBoost

Visa sponsorship

Not detected in the job text

Keywords

Machine Learning
Marketing Optimization
GenAI
LLM
Reinforcement Learning
Python
Apache Spark
GCP
AWS
Azure
Airflow
Kubeflow
MLFlow
Numpy
Pandas
XGBoost
Agentic AI
Algorithmic Systems
Data Science
STEM
Retail
Artificial Intelligence

Report this job