Sr Data & ML Engineer, MTS 1

eBay • Toronto, ON

50d

About The Position

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.
eBay is a global commerce leader that empowers individuals to shape how the world buys, sells, and contributes. Our work culture has been rooted in genuine commitment to diversity and inclusion since our founding 30 years ago. Here, you have the freedom to be yourself, excel in your work, and make a meaningful impact on people worldwide. We are seeking individuals with drive, innovative ideas, and a passion for ensuring our customers' success and influencing the future of eBay. If this resonates with you, we'd love to have a conversation with you!
About Our Team:
​The Product Knowledge team is at the epicenter of eBay’s Tech-driven, Customer-centric overhaul. Our team is responsible for building and leveraging eBay’s Product Knowledge, enabling a deep understanding of user intent and preferences. By transforming vast and complex data into actionable intelligence, we deliver personalized experiences across different stages of the buying and selling journey. Our team has a mix of highly proficient people from fields including Machine Learning, Data Science, Software Engineering, and Big Data Analytics. We have a strong culture of collaboration, and plenty of opportunity to learn, make an impact, and grow!
The role: Sr Data & ML Engineer, MTS 1
We are seeking a seasoned Data & ML Engineer who will serve as a technical leader within a high-impact, fast-moving team. This role is ideal for an engineer who brings clarity and direction to complex problem spaces, leads through influence, and partners effectively across disciplines. You will drive architectural decisions, elevate engineering quality, and unblock teams through deep technical expertise and strong collaboration.

Requirements

• B.Sc. or M.Sc. in Computer Science or an equivalent professional experience.
• 3–6 years of experience in software design and development with strong fundamentals in data structures, algorithms, and system design.
• Experience with spark data pipelines, microservices with REST/GraphQL APIs, and event‑driven patterns.
• Solid understanding of data modeling and persistence plus NoSQL and caching.
• Hands‑on with cloud, containers (Docker/Kubernetes), and CI/CD pipelines.
• Strong testing discipline (unit, integration, contract, E2E).
• Passion and commitment for technical excellence.
• Excellent communication and interpersonal skills, with a collaborative mindset and appreciation for diverse perspectives.

Responsibilities

• Own a functional area end-to-end; set coding and documentation standards.
• Communicate risks/trade-offs and influence decisions across the team.
• Map business problems to production-ready solutions.
• Champion engineering excellence: security, scalability, performance, availability.
• Identify cross-system gaps, propose solutions and drive resolution.
• Drive ramp, launch, and observability.

What This Job Offers

• Job Type: Full-time
• Career Level: Mid Level