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Added 1 month ago
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Forward Deployed Solution Engineer – Applied AI FDE
ServiceNow
Montreal, QC
- Full-time
Added 3 months ago
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Production Support Specialist
HSBC
Toronto, Ontario
- Full-time
In Global Payments Solutions (GPS) Technology, the Client Connectivity team enables corporate clients to connect to HSBC securely and reliably. As a Production Support Specialist…
Added 1 month ago
AI
Guidewire Lead Developer
Avanciers Inc.
Toronto, ON
- Contract
Avanciers is seeking a highly skilled Senior Guidewire PolicyCenter Developer to join our team for an exciting Long-Term Contract role with one of our esteemed Fortune 500 clients, based in…
Added 1 month ago
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Senior Director, Platform
Miovision
Remote, Canada
- Full-time
- Remote
One Miovision: We succeed as one team, uniting diverse talents, building on trust, and putting our shared mission before ego.
Added 1 month ago
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Sr. DevOps Engineer, TD Securities
TD
Toronto, ON
- Full-time
Building a World-Class, Diverse and Inclusive Technology Team at TD
Added 5 months ago
HB
Technical Lead
Haventree Bank
Toronto, Ontario
- Full-time
As a Technical Lead, you will be responsible for building and leading a team of software engineers. The team will be responsible for designing and developing financial products and features…
Added 3 months ago
S
Senior Full Stack Engineer, App Runtime
Snowflake
Toronto, Ontario
- $245,250 to $295,250 CAD / year
- Full-time
The App Runtime team is building a platform that lets every Snowflake user go from an idea to a live, deployed web application (Node.js first) in minutes. We own the end-to-end experience…
Added 1 month ago
Lead Engineer
Scotiabank
Toronto, ON
Join a purpose driven winning team, committed to results, in an inclusive and high-performing culture.
Added 1 month ago
RB
Full Stack Developer, AI
Royal Bank of Canada
Toronto, ON
- Full-time
…Personal and Commercial Banking and Wealth Management. We also lead the development of digital tools and platforms to enhance…
Added 5 months ago
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Senior Android Developer
UST
Toronto, Ontario
- Full-time
Collaborate within an agile team and adhere to scrum best practices
Added 5 months ago
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Senior Android Developer
UST
Toronto, Ontario
- Full-time
Collaborate within an agile team and adhere to scrum best practices
Added 5 months ago
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Software Architect - AI Accelerated Engineering Lead / Architecte Logiciel
Slalom
Montreal, Quebec
- Full-time
Compétences en programmation : maîtrise de langages comme TypeScript/Node, Python ou Java ; à l’aise avec React/Next et les frameworks modernes.
Added 5 months ago
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MuleSoft Technical Architect- Enterprise
Slalom
Toronto, Ontario · Greater Toronto Area, Canada
- Full-time
Lead or participate in technical design sessions and develop detailed technical solution documentation that is aligned with client business objectives
Added 6 months ago
KC
Senior Manager GRC
KPMG Canada
Toronto, Ontario
- Full-time
Our Technology Risk Consulting services team is growing and we are looking for Senior Manager to join our team in Toronto. The Technology Risk Consulting practice provides a variety of…
Added 5 months ago
HI
US Portfolio Manager
Hillsdale Investment Management Inc.
Toronto, Ontario · Greater Toronto Area, Canada
- Full-time
We have a new opportunity for a Director of Quantitative Research to join our Portfolio Management team. Reporting to the Head of Research, you will:
Added 3 months ago
EN
Sr Principal SW Systems Engineer (10342)
Extreme Networks
Toronto, ON
- Full-time
Become part of something big with Extreme! As a global networking leader, learn why there is no better time to join the Extreme team.
Added 1 month ago
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Lead Full Stack Engineer
eBay
Toronto, ON
- Full-time
Join eBay's Ad-Tech Innovation team and help build the next generation of advertising for millions of buyers and sellers worldwide. As a Lead Full Stack Engineer, you'll drive end-to-end…
Added 1 month ago
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Director, DevOps Regulatory Engineering
RBC
Toronto, ON
- Full-time
RBC's DevOps team builds the controls that let thousands of engineers ship software into a regulated bank. As Director, DevOps Regulatory Engineering, you'll lead the engineering team that…
Added 1 month ago
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Manager, Web & Mobile Delivery (Bilingual)
TVO
Toronto, ON
- Full-time
…learning-focused digital content. The Manager, Web Development, will lead a team of software developers to build, enhance, and support TVO’s web and mobile applications. If you’re an…
Added 1 month ago
GM
Software Developer
General Motors
Markham, ON
- Full-time
Lead development of software system team design content and software anomaly corrections.
Added 6 months ago
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Senior Platform Engineer
Scotiabank
Toronto, Ontario
- Full-time
Join a purpose driven winning team, committed to results, in an inclusive and high-performing culture.
Added 6 months ago
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Staff Platform Engineer
Forma.ai
Toronto, Ontario
- Full-time
The Core Services team is responsible for the foundational systems that power how Forma’s platform operates at scale. This includes service-to-service communication, permissions and access…
Added 6 months ago
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Development Technical Lead
BCGEU
Burnaby, British Columbia
- Full-time
You’ll lead a small development team that builds and maintains external tools used by union members and internal systems BCGEU staff rely on every day – from business applications to…
Added 1 month ago
EC
Senior SDET (IC4) - Senior Software Engineer in Test
Emburse Chrome River
Toronto, ON
- Full-time
…Development Engineer in Test (SDET) to join our engineering team. In this role, you will bridge the gap between software development and quality assurance, designing and implementing robust…
Added 1 month ago
EC
Senior Software Engineer - Full Stack
Emburse Chrome River
Toronto, ON
- Full-time
6+ years of software development experience, preferably with Project Lead experience

eBay

Lead Full Stack Engineer

Toronto, ON, Canada

Full-time

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Job details

Job type: Full-time
Experience: BS in Computer Science or related field with 10+ years of experience, or MS with 7+ years.
Posting language: English
Posted: Sep 10, 2026

Original job description

At eBay, we're more than a global ecommerce leader - we’re changing the way the world shops and sells. Our platform empowers millions of buyers and sellers in more than 190 markets around the world. We’re committed to pushing boundaries and leaving our mark as we reinvent the future of ecommerce for enthusiasts.

Our customers are our compass, authenticity thrives, bold ideas are welcome, and everyone can bring their unique selves to work - every day. We're in this together, sustaining the future of our customers, our company, and our planet.

Join a team of passionate thinkers, innovators, and dreamers - and help us connect people and build communities to create economic opportunity for all.

About the Team & Role

Join eBay's Ad-Tech Innovation team and help build the next generation of advertising for millions of buyers and sellers worldwide. As a Lead Full Stack Engineer, you'll drive end-to-end development of scalable advertising solutions, from engaging user experiences to backend services and data platforms. You'll employ AI-powered development tools and collaborate with ML engineers to integrate LLM and agentic capabilities into next-generation ad products. This is a high-impact opportunity to solve complex challenges, influence technical direction, and accelerate innovation in a fast-growing ad-tech environment.

Learn About Our Work:

eBay Advertising Insights: eBay Advertising
Promoted Listings on eBay: eBay Seller Center - Promoted Listings

Key Responsibilities:

Design and build innovative advertising and commerce features that help eBay sellers and advertisers grow their business.
Develop scalable, highly available applications, APIs, and services using technologies such as React, Node.js, Java, and Scala.
Own end-to-end delivery of complex features, from technical design and architecture through deployment and production support.
Drive technical decisions, system design, and cross-team collaboration to ensure scalable, reliable, and maintainable solutions.
Leverage AI-powered development tools and workflows to improve engineering productivity, code quality, testing, and deployment efficiency.
Partner with ML and AI teams to develop intelligent advertising capabilities, including recommendations, automation, and AI-driven campaign management.
Contribute to a culture of continuous learning, Agile development, open-source collaboration, and rapid software delivery.
Mentor team members, participate in technical discussions, and help shape engineering best practices across the organization.

Qualifications

BS in Computer Science or related field with 10+ years of experience, or MS with 7+ years.

Technical Requirements

Strong experience building modern web applications with React (or similar frameworks), HTML/CSS, and responsive design.
Proficiency in backend development with Node.js, Java (17+), and Spring Boot.
Experience designing and building scalable APIs, distributed systems, and high-traffic applications.
Strong knowledge of messaging technologies (Kafka, RabbitMQ), relational and NoSQL databases, and data modeling.

Architecture & Engineering

Proven system design expertise with distributed systems, including scalability, reliability, and performance trade-offs.
Experience leading end-to-end technical design, architecture reviews, and cross-functional engineering initiatives.
Strong foundation in computer science fundamentals, including data structures and algorithms.

Tools & Practices

Experience with CI/CD pipelines and modern development tools.
Familiarity with AI-assisted engineering tools and AI-driven automation workflows.

Additional Details

This job posting relates to an existing vacancy within eBay.

eBay is an equal opportunity employer. All qualified applicants will receive consideration for employment without regard to race, color, religion, national origin, sex, sexual orientation, gender identity, and disability, or other legally protected status. If you have a need that requires accommodation, please contact us at talent@ebay.com. We will make every effort to respond to your request for accommodation as soon as possible. View our accessibility statement to learn more about eBay's commitment to ensuring digital accessibility.

We use cookies to enhance your experience and may use AI tools for administrative tasks in the hiring process. To learn how we handle your personal data and use AI responsibly, please visit our Talent Privacy Notice, Privacy Center, and AI Hiring Guidelines.

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More about this job

Responsibilities

You will lead the end-to-end development of scalable advertising solutions and integrate AI-driven capabilities into next-generation ad products. You will also collaborate with cross-functional teams to design robust system architectures and mentor engineering staff.

Requirements

Candidates must have a BS in Computer Science with 10+ years of experience or an MS with 7+ years. Strong proficiency in full-stack development, distributed systems, and modern web frameworks like React and Java is required.

Skills

React
Node.js
Java
Scala
System Design
Distributed Systems
Kafka
RabbitMQ
NoSQL
Data Modeling
CI/CD
API Development
Machine Learning
LLM
Cloud Architecture
Agile

Visa sponsorship

Not detected in the job text

Keywords

Full Stack Engineering
Ad-Tech
Ecommerce
React
Node.js
Java
Scala
Spring Boot
Kafka
RabbitMQ
NoSQL
Distributed Systems
System Design
Machine Learning
LLM
AI-powered development
CI/CD
Agile
API
Scalability
Data Modeling
Software Architecture
Responsive Design
Performance Optimization
Technical Leadership
Mentorship
Cloud Computing
Automation
Advertising Solutions
Engineering Productivity

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