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Added 6 months ago
C
AI Engineer
Chubb
Toronto, ON
- Full-time
We are seeking a highly skilled AI Engineer to lead the design, solutioning, and development of scalable, reusable AI-driven core capabilities for our global Finance Transformation program.…
Added 6 months ago
O
Lead Software Developer
OSEDEA
Montreal, Quebec
- Full-time
As a Lead Software Developer, we expect you to be disciplined regarding software development, ready and eager to lead projects and initiatives, and collaborate with and mentor technical and…
Added 6 months ago
TI
Site Reliability Engineer
Tecsys Inc.
Remote, Canada
- Full-time
- Remote
Lead incident response, act as Incident Commander when required, and drive blameless postmortems with long-term fixes
Added 2 months ago
B
QNX Senior Cybersecurity Manager
BlackBerry
Ottawa, ON
- Full-time
Lead Threat Analysis and Risk Assessment (TARA) activities, ensuring compliance with ISO 21434.
Added 6 months ago
M
Senior Design Engineer - Vehicle Systems
Multimatic
Markham, Ontario · Multimatic Technical Centre - South
- Full-time
The Vehicle Systems Department at MTC is a group of multi-disciplinary experienced engineers that lead high-performance vehicle development projects, as well as drive R&D activities…
Added 6 months ago
C
ML/IA Technical Compositor - VFX -- Compositeur technique ML/IA - VFX
Cinesite-Montreal
Montreal, Quebec
- Temporary
Une maîtrise approfondie de Nuke, ComfyUI et Python est indispensable.
Added 6 months ago
PD
Principal Technical Artist
Parallel Domain
Vancouver, British Columbia
- Full-time
…problems. You'll move fluently between Unreal Engine, Houdini, Python, shader code, and modern AI tooling, and your judgment will shape how our team builds the environments that train and…
Added 6 months ago
A
Senior Software Engineer, Analytics and Reporting Solutions ⭐
Achievers
Toronto, ON
- Full-time
…gets done. Our tech stack leverages microservices built with Python and Go, running on GCP and Kubernetes. We're creating smoother, smarter, and more delightful experiences for our users,…
Added 6 months ago
R
Specialiste des solutions de donnees et des processus, Gestion des Fournisseurs de Reparations / Data and Process Solutions Specialist, Vendor Management
RTX
Longueuil, Quebec
- Full-time
…des opérations, à l’aide de divers outils (SAP, BW, Power BI, Python, SAS,…
Added 6 months ago
C
Fullstack Integration Developer Vice President
Citi
Mississauga, ON
- Full-time
The Applications Development Technology Lead Analyst is a senior-level role responsible for leading the design, implementation, and enhancement of application systems and programs. This…
Added 6 months ago
C
Fullstack Integration Developer Vice President
Citi
Mississauga, Ontario
- Full-time
The Applications Development Technology Lead Analyst is a senior-level role responsible for leading the design, implementation, and enhancement of application systems and programs. This…
Added 6 months ago
HT
Researcher - AI Computing System
Huawei Technologies Canada Co., Ltd.
Vancouver, BC
- Contract
1) Solid programming foundation, familiar with Python/C/C++ programming languages, good architecture design and programming habits
Added 6 months ago
HS
Business System Engineer
Hyve Solutions
Ontario · Ontario, Canada
- Full-time
…while leveraging expertise in software development (Java, SQL, Python), database design, and software architecture (REST, event-driven, distributed systems). The position also supports…
Added 6 months ago
SD
Chercheur Principal - Chimie Computationnelle / Principal Scientist - Computational Chemistry
Sygnature Discovery
Montreal, Quebec
- Full-time
…prospects, ainsi que des projets d'optimisation du « hit to lead…
Added 6 months ago
TA
Manager/ Sr. Manager - BI Consulting (Life Sciences/Pharma)
Tiger Analytics Inc.
Remote, Canada
- Full-time
- Remote
Lead/assist in Power BI migration initiatives and reporting automation (Alteryx or similar tools)
Added 2 months ago
C
Lead Python AI Principal Engineer (Hands-On), SVP
Citi
Mississauga, ON
- Full-time
We are seeking a highly skilled, hands-on Lead Python AI Principal Engineer to join Citi in spearheading the design and development of cutting-edge AI platforms and services. This role…
Added 2 months ago
C
Lead Python AI Principal Engineer (Hands-On), SVP
Citi
Remote, Canada
- Full-time
- Remote
We are seeking a highly skilled, hands-on Lead Python AI Principal Engineer to join Citi in spearheading the design and development of cutting-edge AI platforms and services. This role…
Added 1 month ago
Principal Software Developer - FinOps
Zynga
Toronto, ON
Lead financial analysis activities with regards to internal cost allocations for technology spend
Added 3 months ago
CC
Hardware Sustaining, Lead - Onsite Position
Curtiss-Wright Corporation
Ottawa, Ontario · Canada-Ottawa
- Full-time
We’re looking for highly motivated Hardware Sustaining, Lead at our world class facility in Ottawa, ON!
Added 3 months ago
CC
Software Team Lead - Onsite Position
Curtiss-Wright Corporation
Ottawa, Ontario · Canada-Ottawa
- Full-time
We’re looking for highly motivated Software Team Lead to join our team in Ottawa, ON. You will lead a dynamic group of Software Developers responsible for the development of new products…
Added 6 months ago
Senior Application Support Engineer (Trading & Market Data)
Solactive AG
Toronto, Ontario
This role is ideal for someone who thrives in fast‑paced environments, understands front‑to‑back trade flows, and can lead technical resolution, real‑time monitoring, incident handling, and…
Added 6 months ago
Senior Applied Scientist, Measurement, Ad Tech, and Data Science (MADS)
Amazon
Toronto, Ontario
Lead the development of media planning models and solutions that address the full spectrum of an advertiser's investment, focusing on scalable and efficient methodologies.
Added 6 months ago
S
Senior AI Engineer
ShyftLabs
Toronto, Ontario
- Full-time
Lead code reviews, enforce best practices in code quality and testing, and mentor engineers across teams
Added 6 months ago
WA
Strategic finance AI Expert
Weekday AI
Remote, Canada
- Part-time
- Remote
Lead the creation of robust, data-backed business cases for new initiatives, investments, and strategic projects. Translate ambiguous business problems into structured financial models,…
Added 6 months ago
Team Lead and Technical Manager - Functional Testing
Octasic
Montreal, Quebec
Lead the functional testing team by supporting their technical and professional development and by setting clear priorities aligned with business needs;

Amazon

Senior Applied Scientist, Measurement, Ad Tech, and Data Science (MADS)

Toronto, ON, Canada

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Job details

Posting language: English
Posted: Apr 22, 2026

Original job description

The Measurement, Ad Tech, and Data Science (MADS) team at Amazon Ads is at the forefront of developing innovative solutions that help tens of millions of advertisers understand the value of their ad spend while prioritizing customer privacy and measurement quality.

The Media Planning Science team, part of broader MADS team, develops and implements models that deliver insights and recommendations for strategic media planning and measurement across Amazon Advertising's product portfolio. Our mission is to help advertisers create and execute plans that meet their objectives while providing accurate measurement tools. We work on a multitude of problem statements that encompass Reach and Frequency, Budget Planning Optimization, and Recommendations. Our models leverage both heuristic and machine learning approaches including deep learning techniques, with insights delivered through agent-based tools and APIs that integrate seamlessly into user interfaces and programmatic systems to ensure optimal advertising outcomes.

As a Senior Applied Scientist on the team, you will be at the forefront of innovation, developing media planning solutions end-to-end from inception to production. You will set the technical vision and innovate on behalf of our customers. You will propose, design, analyze, and productionize models to provide novel measurement insights to our customers. You will partner with engineering to deploy these solutions into production. You will work with key stakeholders from various business teams to enable advertisers to act upon those metrics.

Key job responsibilities
* Lead the development of media planning models and solutions that address the full spectrum of an advertiser's investment, focusing on scalable and efficient methodologies.
* Collaborate closely with cross-functional teams including engineering, product management, and business teams to define and implement measurement solutions.
* Use state-of-the-art scientific technologies including Generative AI, Classical Machine Learning, Causal Inference, Natural Language Processing, and Computer Vision to develop state of the art models that measure the impact of media plans across different metrics.
* Drive experimentation and the continuous improvement of ML models through iterative development, testing, and optimization.
* Translate complex scientific challenges into clear and impactful solutions for business stakeholders.
* Mentor and guide junior scientists, fostering a collaborative and high-performing team culture.
* Foster collaborations between scientists to move faster, with broader impact.
* Regularly engage with the broader scientific community with presentations, publications, and patents.

A day in the life
You will solve real-world problems by analyzing large amounts of data, generate business insights and opportunities, design simulations and experiments, and develop ML/DL models. The team is driven by business needs, which requires collaboration with other Scientists, Engineers, and Product Managers across the advertising organization. You will prepare written and verbal documents to share insights to audiences of varying levels of technical sophistication.

About the team
We are a team of scientists across Applied, Research, and Data Science disciplines. You will work with colleagues with deep expertise in ML, DL, NLP, Gen AI, and Causal Inference with a diverse range of backgrounds. We partner closely with top-notch engineers, product managers, sales leaders, and other scientists with expertise in the ads industry and on building scalable modeling and software solutions. Basic Qualifications: - 3+ years of building machine learning models for business application experience
- PhD, or Master's degree and 6+ years of applied research experience
- Experience programming in Java, C++, Python or related language
- Experience with neural deep learning methods and machine learning Preferred Qualifications: - Experience with modeling tools such as R, scikit-learn, Spark MLLib, MxNet, Tensorflow, numpy, scipy etc.
- Experience with large scale distributed systems such as Hadoop, Spark etc.
- PhD in engineering, technology, computer science, machine learning, robotics, operations research, statistics, mathematics or equivalent quantitative field

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 - 195,900.00 - 327,200.00 CAD annually

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More about this job

Responsibilities

Lead the development of scalable media planning models and solutions while collaborating with cross-functional teams to define measurement strategies. Drive experimentation and continuous improvement of machine learning models to provide impactful business insights for advertisers.

Requirements

Requires a PhD or a Master's degree with 6+ years of applied research experience, along with 3+ years of experience building machine learning models. Proficiency in programming languages like Java, C++, or Python and experience with deep learning methods are essential.

Skills

Machine learning
Deep learning
Java
C++
Python
Causal inference
Natural language processing
Computer vision
Generative AI
Data science
Statistical modeling
Distributed systems
Spark
Hadoop
Media planning
Ad tech

Benefits

Health insurance
Dental insurance
Vision insurance
Prescription insurance
Basic life insurance
AD&D insurance
Deferred profit sharing plan
Paid time off

Visa sponsorship

Not detected in the job text

Keywords

Applied Scientist
Ad Tech
Data Science
Machine Learning
Deep Learning
Generative AI
Causal Inference
Natural Language Processing
Computer Vision
Java
C++
Python
Spark
Hadoop
Scikit-learn
Tensorflow
MxNet
Media Planning
Measurement
Optimization
Distributed Systems
Statistics
Mathematics
Operations Research
Algorithms
Predictive Modeling
Simulation
API
Agent-based modeling
Advertising

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