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Added 12 hours ago
Senior Machine Learning Engineer – Azure ML, Databricks, MLflow & MLOps
Astra North Infoteck Inc.
Toronto, ON
Senior Machine Learning Engineer – Azure ML, Databricks & MLOps
Added 12 hours ago
Senior Data Scientist – Machine Learning, Python, SQL & Azure
Astra North Infoteck Inc.
Toronto, ON
Senior Data Scientist – Machine Learning, Python & SQL
Added 12 hours ago
Sr. Software Engineer – Python | AWS Lambda | GenAI | LLM | DevOps
Astra North Infoteck Inc.
Toronto, ON
Senior Software Engineer – GenAI, AWS, Python & Java
Added 12 hours ago
AN
Senior Quality Engineer – Test Automation, AI Testing & Java/Python
Astra North Infoteck Inc.
Toronto, ON
- Contract
Quality Engineer – Test Automation, Java/Python & GenAI
Added 12 hours ago
AN
DevOps Engineer – GitHub Enterprise, GitHub Actions & CI/CD
Astra North Infoteck Inc.
Toronto, ON
- Contract
Develop and test automation scripts using Python, Bash, and Groovy for REST API interactions, configuration parsing, and repetitive tasks.
Added 12 hours ago
M
Architecte de solutions cloud - Données et analytique / Cloud Solution Architect - Data & Analytics
Microsoft
Montréal, QC · Québec, QC
- $96,000 to $177,600 CAD / year
- Full-time
- On-site
…tendances du marché et de la concurrence, notamment en SQL, Python, Spark/PySpark, KQL ou…
Added 12 hours ago
AW
Senior Consultant - Modernization, Public Sector
Amazon Web Services Canada, Inc.
Ottawa, ON · Montréal, QC · Vancouver, BC
- Full-time
- Experience with automation and scripting (e.g., Terraform, Python)
Added 12 hours ago
AD
Sr. Manager, Physical Design Engineering, Annapurna Labs
Amazon Development Centre Canada ULC
Toronto, ON
- Full-time
We’re looking for a Senior Manager, Physical Design Engineering to build and lead a world-class Physical Design team delivering multi-billion-transistor ML accelerator SoCs on latest tech…
Added 12 hours ago
AD
Applied Scientist, Sales AI
Amazon Development Centre Canada ULC
Toronto, ON
- Full-time
- Translate complex scientific findings into actionable business recommendations for stakeholders and senior management
Added 12 hours ago
AD
Applied Scientist, Sales AI
Amazon Development Centre Canada ULC
Toronto, ON
- Full-time
- Translate complex scientific findings into actionable business recommendations for stakeholders and senior management
Added 12 hours ago
AW
Architecte en sécurité cloud / Cloud Security Architect, Services Professionnels AWS / AWS professional services
Amazon Web Services Canada, Inc.
Toronto, ON · Vancouver, BC · Calgary, AB · Montréal, QC · Ottawa, ON
- Full-time
L'équipe AWS Professional Services (ProServe) recherche un architect en sécurité sénior pour rejoindre notre équipe au Québec. Dans ce rôle, vous travaillerez en étroite collaboration avec…
Added 12 hours ago
RC
Senior Systems Testing/QA Specialist
Randstad Canada
Toronto, ON
- Contract
We are seeking a highly skilled Senior Systems Testing/QA Specialist to lead quality assurance, test strategy execution, and automated testing across complex, enterprise-scale platforms. In…
Added 12 hours ago
RC
Senior Data Science Developer
Randstad Canada
Toronto, ON
- Contract
Location: Toronto, ON (Hybrid – 3 days in office)
Added 12 hours ago
RC
Senior QA Automation Engineer
Randstad Canada
Toronto, ON
- $92.92 to $107.21 CAD / hour
- Contract
Location & Work Arrangement: Toronto, ON (Hybrid: 4 days per week on-site at the corporate office)
Added 12 hours ago
RC
Senior Python Engineer
Randstad Canada
Toronto, ON
- $92.92 to $107.21 CAD / hour
- Contract
Location & Work Arrangement: Toronto, ON (Hybrid: 4 days per week on-site at the corporate office, 1 day work from home)
Added 12 hours ago
RC
Senior Data Scientist
Randstad Canada
Toronto, ON
- Contract
Assignment Type: Onsite (5 days per week)
Added 12 hours ago
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Senior Software Engineer- 1745
Randstad Canada
ON
- $47.76 to $54.64 CAD / hour
- Contract
As a senior software engineer, you will bridge the gap between software development, serverless automation, and cloud data governance. Operating within a flexible hybrid work model, you…
Added 12 hours ago
RC
IT - AML Developer IV
Randstad Canada
Markham, ON
- $75.82 to $82.14 CAD / hour
- Contract
Assignment Type: Hybrid (3 days per week onsite)
Added 12 hours ago
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Senior DevOps/Cloud Engineer
Randstad Canada
ON
- Contract
We are seeking an experienced Senior DevOps/Cloud Engineer to design, build, manage, and optimize mission-critical AWS cloud production environments. In this role, you will be responsible…
Added 12 hours ago
RC
Solutions Developer V
Randstad Canada
Toronto, ON
- $71.48 to $79.24 CAD / hour
- Contract
Work Arrangement: Hybrid (3 days per week on-site at the corporate office; Anchor day: Thursday, with 2 flexible on-site days and 2 WFH days)
Added 12 hours ago
RC
Full Stack Developer
Randstad Canada
Brampton, ON
- $100,000 to $120,000 CAD / year
- Full-time
Hybrid - 3 days in office, location is Brampton
Added 12 hours ago
RQ06350 - Software Developer - Senior
Teacup Tech Systems Inc
Toronto, ON
Download Job Matrix :RQ06350 - Software Developer - Senior
Added 12 hours ago
GIS Technical Advisor - DTS057
Flexstaf IT
Winnipeg, MB
The GIS Technical Advisor is a senior, hands-on role responsible for providing technical leadership and advisory support to a multi-disciplinary project team delivering a modern Spatial…
Added 12 hours ago
RC
Business Information Management Analyst II
Randstad Canada
Toronto, ON
- $49.32 to $56.64 CAD / hour
- Contract
…monitoring across a portfolio of production models utilizing Python, SQL, Databricks, and PySpark. Working as a primary liaison between Business Owners, Model Vendors, Model Validation…
Added 12 hours ago
RC
Senior DevOps Engineer | Terraform | Docker | Azure | Hybrid
Randstad Canada
Toronto, ON
- $120,000 to $130,000 CAD / year
- Full-time
Build and manage cloud infrastructure across Azure and AWS, using Terraform as the primary provisioning tool and Bash or Python where scripting is the better answer.

Amazon Development Centre Canada ULC

Applied Scientist, Sales AI

Toronto, ON, Canada

Full-time

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Job details

Job type: Full-time
Posting language: English
Posted: Feb 24, 2026

Original job description

Description

Are you interested in shaping the future of Advertising and B2B Sales? We are a growing team with an exciting AI-first charter and need your passion, innovative thinking, and creativity to help take our products to new heights.

Amazon Advertising is one of Amazon's fastest growing and most profitable businesses, responsible for defining and delivering a collection of advertising products that drive discovery and sales. Our products are strategically important to our businesses driving long term growth. We break fresh ground in product and technical innovations every day!

Within the Advertising Sales organization, we are building a central AI/ML team and are seeking top Applied Science talent to help us build new, science-backed services that drive success for our customers. Our goal is to transform the way account teams operate by creating actionable insights and recommendations they can share with their advertising accounts, and ingesting Generative AI throughout their end-to-end workflows to improve their work efficiency.

As an Applied Scientist on the team focused on creating customer-facing recommendations related to our advertising products and budget allocations, you will bring deep expertise in quantitative modeling techniques such as Sequential Recommender Systems, Deep Learning, Reinforcement Learning or Hidden Markov Models. You have the scientific and technical skills to build and refine models that can be implemented in production, and you leverage Natural Language Processing and Generative AI models to enhance their explainability. You will contribute to chart new courses with our ad sales support technologies, and you have the communication skills necessary to explain complex technical approaches to a variety of stakeholders and customers. You will be part of a team of fellow scientists and engineers taking on iterative approaches to tackle big, long-term problems. You are fluently able to leverage the latest Generative AI systems and services to accelerate and improve your work while maintaining high quality in your work outputs.

Key job responsibilities Scientific Modeling

Conceptualize and lead state-of-the-art research on new Machine Learning and Generative Artificial Intelligence solutions to optimize all aspects of the Ad Sales business
Lead the technical approach for the design and implementation of successful models and algorithms in support of expert cross-functional teams delivering on demanding projects
Run regular A/B experiments, gather data, and perform statistical analysis
Improve the scalability, efficiency and automation of large-scale data analytics, model training, deployment and serving
Publish scientific findings in reports and papers that can be shared internally and externally Product Development Support
Partner with software engineering and product management teams to support product and service development, define success metrics and measurement approaches, and help drive adoption of innovative new features for our services.
Lead requirements gathering sessions with product teams and business stakeholders
Maintain scientific documentation and knowledge for product initiatives Collaboration & Communication
Work closely with software engineers to deliver end-to-end solutions into production
Translate complex scientific findings into actionable business recommendations for stakeholders and senior management
Provide clear, compelling reports and presentations on a regular basis with respect to your models and services
Communicate with internal teams to showcase results and identify best practices.

About the team Sales AI is a central science and engineering organization within Amazon Advertising Sales that powers selling motions and account team workflows via state-of-the-art of AI/ML services. Sales AI is investing in a range of sales intelligence models, including the development of advertiser insights, recommendations and Generative AI-powered applications throughout account team workflows. We are truly working on the cutting edge of innovation within Deep Learning, RL, Generative AI and Sequential Recommender Systems within the advertising and sales domains.

Basic Qualifications

3+ years of building models for business application experience
PhD, or Master's degree and 4+ years of CS, CE, ML or related field experience
Experience in patents or publications at top-tier peer-reviewed conferences or journals
Experience programming in Java, C++, Python or related language
Experience in any of the following areas: algorithms and data structures, parsing, numerical optimization, data mining, parallel and distributed computing, high-performance computing

Preferred Qualifications

- Experience using Unix/Linux
- Experience in professional software development

Amazon is an equal opportunity employer and does not discriminate on the basis of protected veteran status, disability, or other legally protected status.

Our inclusive culture empowers Amazonians to deliver the best results for our customers. If you have a disability and need a workplace accommodation or adjustment during the application and hiring process, including support for the interview or onboarding process, please visit https://amazon.jobs/content/en/how-we-hire/accommodations for more information. If the country/region you’re applying in isn’t listed, please contact your Recruiting Partner.

The base salary range for this position is listed below. As a total compensation company, Amazon's package may include other elements such as sign-on payments and restricted stock units (RSUs). Final compensation will be determined based on factors including experience, qualifications, and location. Amazon offers comprehensive benefits including health insurance (medical, dental, vision, prescription, basic life & AD&D insurance), Registered Retirement Savings Plan (RRSP), Deferred Profit Sharing Plan (DPSP), paid time off, and other resources to improve health and well-being. We thank all applicants for their interest, however only those interviewed will be advised as to hiring status.

CAN, ON, Toronto - 149,300.00 - 249,300.00 CAD annually

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More about this job

Responsibilities

The Applied Scientist at Amazon Development Centre Canada ULC will research and design machine learning and generative AI models for advertising sales. They will run A/B experiments, publish findings, and work with engineers and product teams to deliver models into production.

Requirements

Candidates need 3+ years building business models, a PhD or a Master's with 4+ years in a related field, and programming in Python, Java or C++. Publications or patents in peer-reviewed venues are required, and experience with Unix/Linux and professional software development is preferred.

Skills

Python
Java
C++
Machine learning
Deep learning
Reinforcement learning
Sequential recommender systems
Hidden Markov models
Natural language processing
Generative AI
Statistical analysis
A/B experimentation
Data mining
Numerical optimization
Parallel and distributed computing
High-performance computing
Algorithms and data structures
Unix/Linux
Scientific writing
Stakeholder communication
Requirements gathering
Model deployment
Large-scale data analytics

Benefits

Health insurance
Deferred Profit Sharing Plan (DPSP)
Paid time off
Restricted stock units (RSUs)
Sign-on payments

Keywords

Applied Scientist
machine learning
generative AI
sequential recommender systems
deep learning
reinforcement learning
hidden Markov models
natural language processing
A/B testing
Python
Java
C++
Unix
Linux
advertising
sales AI
data science
statistical analysis
recommendation systems
Amazon

Seniority

Mid level

Perks

Generous paid time off
Retirement plan
Performance bonus
Stock or equity

Tools

Unix/Linux

Languages

English

Fields of study

Computer science
Computer engineering
Machine learning
Related field

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Work requirements

Jobs in Canada