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Added 10 mins ago
PROJECT LEAD TRANSPORTATION SERVICES
City of Toronto
Toronto, ON
Reporting to the Senior Engineer of capital construction, the Project Lead is accountable for the successful delivery of complex capital construction projects related to traffic signals and…
Added 10 mins ago
Senior Lead Systems Engineer
Braze
Toronto, ON
We're looking for a Senior Lead Systems Engineer who's passionate about building the next generation of enterprise technology through automation, software engineering, AI, and intelligent…
Added 10 mins ago
PG
Platform Engineering – Data Infrastructure III
Peoples Group
AB · Vancouver, BC · Toronto, ON · Calgary, AB
- Full-time
As an experienced platform engineer, you build and run the infrastructure that other engineers depend on, and you measure your success by how fast and safely they can ship. Here, your…
Added 10 mins ago
P
Senior Software Engineer, AI
Pebl
Remote, Canada
- $122,835 to $180,000 CAD / year
- Full-time
- Remote
…AI assistant, and we’re looking for a Senior Full-Stack AI Engineer who wants to help define what AI-native software looks like, not follow a playbook that doesn’t exist…
Added 10 mins ago
AC
Principal Presales Solutions Architect
Adastra Corporation
Markham, ON
- Full-time
Design solutions end to end - cloud foundations, applications and integration, data, analytics and AI, security and governance - and lead platform selection on honest trade-offs rather than…
Added 25 mins ago
M
Full Stack Engineer(React and GO)
Miratech
Canada
- Full-time
Miratech is looking for a skilled Full Stack Engineer with React and Golang experience to join our US healthcare client.
Added 25 mins ago
TC
Data Engineer - Python, PySpark, SQL, Snowflake & API Integration
TechNeptune Consulting Inc.
Canada
- Contract
We are seeking a skilled Data Engineer with strong hands-on experience in Python, PySpark, SQL, Snowflake, and API integrations to build scalable data pipelines and cloud-based data…
Added 25 mins ago
AI
Senior Power Platform Engineer – AI & Copilot
Aptino, Inc.
Quebec, QC
- Contract
WE’RE HIRING: Senior Power Platform Engineer – AI & Copilot
Added 25 mins ago
TC
Data Engineer
Tata Consultancy Services
Mississauga, ON
- $100,000 to $130,000 CAD / year
- Full-time
We are seeking an experienced AI/ML Developer to design, develop, and deploy machine learning and generative AI solutions. The ideal candidate should possess strong expertise in Python,…
Added 25 mins ago
IG
Data Engineer
Insight Global
Toronto, ON
- $85 to $89 CAD / hour
- Contract
Data Engineer to support a large enterprise transformation focused on building data pipelines, integrating data, and migrating data workloads from on-premises environments to AWS.
Added 25 mins ago
TI
Process Engineer with Payment Domain
Themesoft Inc.
Toronto, ON
- Contract
Added 25 mins ago
IG
Data Engineer
Insight Global
Toronto, ON
- $70 to $82 CAD / hour
- Contract
We are seeking a Data Engineer to support a large enterprise transformation focused on building data pipelines, integrating data, and migrating data workloads from on-premises environments…
Added 55 mins ago
IP
Instrumentation and Control Engineer
IQ PARTNERS
Collingwood, ON
- $100,000 to $125,000 CAD / year
- Full-time
We are currently seeking an Instrumentation & Controls Engineer, reporting to the Senior Process Engineer.
Added 55 mins ago
S
Intermediate Data Engineer
Swoon
Toronto, ON
- $80 to $90 CAD / hour
- Contract
We are seeking a Data Engineer with experience in data engineering, cloud technologies, and machine learning operations to support the development and improvement of data capabilities.
Added 55 mins ago
A
Senior Aerospace Software & Electronics Certification Engineer
Aumnitech
Dorval, QC
- Full-time
Job Description (JD) – Senior Aerospace Software & Electronics Certification Engineer
Added 55 mins ago
E
Mechanical EIT or Designer
EXP
Markham, ON
- Full-time
Under the supervision of senior mechanical engineers or project manager, produce design packages including schematic diagrams, floor plans, equipment room layouts and schedules
Added 1 hour ago
Planner Production
Evolution Mining Limited
Red Lake, ON
…stope designs with associated prints. To ensure compliance to design you will be responsible for daily data tracking and reconciliation…
Added 1 hour ago
Senior Data Scientist
TripleLift
Toronto, ON
The Data Scientist / Machine Learning Engineer plays a critical role in improving the performance of TripleLift’s bidding algorithms and developing scalable machine learning solutions that…
Added 1 hour ago
TV
Director of Product Strategy and Commercialization
TandemLaunch Ventures Studio & Funds
Montreal, QC
- Full-time
…conversation through technical evaluation to a paid pilot or a design win, and feed what you learn back into what the venture builds…
Added 1 hour ago
M
Senior Java Full Stack Developer
Miratech
Toronto, ON
- Full-time
This role suits a strong hands-on engineer who is equally comfortable on the front end and the back end, and who can take part in solution design as well as delivery. You will translate…
Added 1 hour ago
Senior Manager, Project Integration- MC2
Westerkirk
Woolwich, ON
…comprehensive aerospace company with capabilities that span design, production, maintenance, repair, and overhaul (MRO) services. Our operations are supported by a team of skilled…
Added 1 hour ago
Unified Customer Experience - Software Engineer
Questrade Financial Group
Toronto, ON
We’re looking for our next Software Engineer. Could It Be You?
Added 1 hour ago
Unified Customer Experience - Senior Software Engineer
Questrade Financial Group
Toronto, ON
The Senior Software Engineer leads the technical design and delivery of complex, high-performance features across Questrade's products, spanning front-end applications (React Native,…
Added 1 hour ago
C
Playwright Automation with Guidewire Testing
Capgemini
Mississauga, ON
- Full-time
We are seeking a Guidewire QA Automation Engineer with strong experience in Guidewire PolicyCenter, test automation, and API testing. The ideal candidate will be responsible for designing,…
Added 1 hour ago
WA
Software Engineer
Weekday AI
Remote, Canada
- ₹5,000,000 to ₹15,000,000 INR / year
- Full-time
- Remote
Design, develop, test, and maintain reliable, scalable, and efficient software applications and systems.

TripleLift

Senior Data Scientist

Toronto, ON, Canada

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Job details

Posting language: English
Posted: Oct 26, 2026

Original job description

TripleLift is the Creative SSP powered by TL Spark, our agentic intelligence layer. We orchestrate creative, supply, audience, and measurement into a single outcome-driven system across the open internet, retail media, and CTV. Our platform enables brands and agencies to drive measurable performance while helping publishers maximize yield and preserve high-quality user experiences.

Overview

The Data Scientist / Machine Learning Engineer plays a critical role in improving the performance of TripleLift’s bidding algorithms and developing scalable machine learning solutions that drive better outcomes for our customers. Within the Data Science team, this role combines statistical analysis, experimentation, and machine learning engineering to uncover market insights, optimize bidding performance, and build production-ready systems.

In this position, you will partner closely with engineering, product management, and business stakeholders to identify opportunities, test hypotheses, and translate data-driven insights into measurable business impact. This is an exciting opportunity for someone who enjoys solving complex problems, working with large-scale datasets, and building reliable machine learning systems in a collaborative, fast-paced environment.

Responsibilities

Design and run experiments to improve bidding algorithm performance and maximize outcomes for TripleLift’s customers.
Apply statistical analysis and advanced analytics techniques to understand market dynamics and deliver actionable insights and recommendations.
Develop, implement, and maintain scalable, production-ready machine learning pipelines and systems, applying best practices in ML engineering.
Collaborate with engineering, product management, and business stakeholders to identify opportunities, solve challenges, and drive data-informed decisions.
Monitor and evaluate deep learning and machine learning systems to ensure performance, reliability, and effectiveness in production environments.

Core Technologies

The Data Science team uses a wide range of technologies to solve complex problems and support scalable data science and machine learning solutions. We believe in using the right tools for the right job and continually evaluating new technologies as our needs evolve.

Languages: Python
Frameworks and Tools: Spark, Airflow, Databricks, ONNX, Docker
Databases and Data Storage: MySQL, Snowflake, Amazon S3, Parquet
Cloud Infrastructure: Amazon Web Services (AWS)
Machine Learning Libraries: TensorFlow, PyTorch, Scikit-learn, Spark
Monitoring and Visualization: Prometheus, Grafana

Education & Requirements

A degree in a technical or quantitative field is preferred. Candidates with relevant professional experience and degrees in other disciplines will also be considered.
At least five years of professional experience in data science and/or machine learning within a collaborative work environment.
At least two years of professional experience developing data science and machine learning models in a programmatic advertising environment.
Strong foundation in statistical analysis, deep learning, and machine learning techniques.
Hands-on experience with TensorFlow or PyTorch to prototype models for high-volume, distributed systems.
Experience monitoring and measuring statistical model performance using tools such as Prometheus and Grafana, including building dashboards and alerts to identify performance issues and ensure models function effectively.
Strong organizational, communication, and attention-to-detail skills.
Ability to work efficiently and independently with minimal oversight.
Openness to feedback and constructive criticism, with a commitment to continuous learning and professional development.
Strong work ethic and a demonstrated commitment to delivering high-quality work

At TripleLift, we believe great work starts with great people. We foster a culture built on collaboration, curiosity, and a shared commitment to making each other better. We move with urgency, challenge convention, and continuously innovate to elevate digital advertising. We value people who bring new perspectives, take ownership, and work together to drive meaningful impact. Learn more about TripleLift and our culture on our LinkedIn Life page.

Please review our Privacy Policy for information about how TripleLift handles personal information.

TripleLift does not accept unsolicited resumes from recruitment search firms. Any resume submitted without a signed agreement in place will become the property of TripleLift, and no fee will be due.

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More about this job

Responsibilities

Design and execute experiments to optimize bidding algorithm performance while developing scalable, production-ready machine learning pipelines. Collaborate with cross-functional teams to translate data-driven insights into actionable business impact and monitor system performance.

Requirements

Requires at least five years of professional experience in data science or machine learning, including two years specifically within a programmatic advertising environment. Candidates should possess a strong foundation in statistical analysis and hands-on experience with deep learning frameworks like TensorFlow or PyTorch.

Skills

Python
Spark
Airflow
Databricks
TensorFlow
PyTorch
Scikit-learn
Statistical analysis
Machine learning engineering
Bidding algorithms
SQL
Snowflake
AWS
Prometheus
Grafana
Data modeling

Visa sponsorship

Not detected in the job text

Keywords

Data Science
Machine Learning
Programmatic Advertising
Python
Spark
Airflow
Databricks
ONNX
Docker
MySQL
Snowflake
Amazon S3
Parquet
AWS
TensorFlow
PyTorch
Scikit-learn
Prometheus
Grafana
Statistical Analysis
Deep Learning
Bidding Algorithms
Data Engineering
Predictive Modeling
Distributed Systems
Performance Monitoring
Data Visualization
Retail Media
CTV
Creative SSP

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