Staff Software Engineer

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 And The Role
eBay's Homepage and CMS engineering team is looking for an outstanding Backend Engineer with Machine Learning experience to work with as we redefine the face of eBay. You'll be working with a world class team of engineers, designers, product managers, and analysts to create great products that make a difference on one of the world's most trafficked and loved websites.

Our technology stack includes rapidly evolving GenAI models, a Machine Learned Recommendation Framework, JS Frontend app and Javascript+Java based back-end. The home page includes key machine learning recommendations like "Recommended for you", "Frequently Searched by you", deals and marketing placements. The CMS includes auto layout management using Gen AI. Our team is highly visible in the organization, has a direct business impact on eBay's top-line revenue, and has customer impact globally. What we work on here impacts the lives of millions every day

*What you will accomplish *

• Build and maintain eBay's homepage/CMS backend engineering and machine learning stack
• Translate requirements to software design and create clean, efficient, extensible, maintainable code.
• Be responsible for a large functional area possessing in-depth knowledge and expertise.
• Influence across domain teams and guiding others towards the right technical decisions
• Design and build scalable, distributed and high-available systems, ensuring high-performant, responsive website and accessibility.
• Provide technical guidance, code review for immediate team and other teams, contribute and review ADRs (Architecture Decision Records), coaching, and mentorship to individual team members within and outside teams.
• Lead engineering support, release, and on-call responsibilities.
• Identify areas in the team applications and integrate flexibility in the design for these areas
• Improving engineering velocity.

*What you will bring *

• 6+ years of experience in working in JavaScript, GraphQL REST APIs, messaging systems and/or other backend programming languages.
• Hands-on experience building data-driven applications (RDBMS, NoSQL, ElasticSearch)
• A deep understanding of building scalable backend applications.
• Strong experience delivering results in fast-paced environments (agile, TDD, CI/CD)
• Passion for AI technologies (LLMs and Machine Learning)

The base pay range for this position is expected in the range below:

$132,000 - $222,100

Base pay offered may vary depending on multiple individualized factors, including location, skills, and experience. The total compensation package for this position may also include other elements, including a target bonus and restricted stock units (as applicable) in addition to a full range of medical, financial, and/or other benefits (including 401(k) eligibility and various paid time off benefits, such as PTO and parental leave). Details of participation in these benefit plans will be provided if an employee receives an offer of employment.

If hired, employees will be in an "at-will position" and the Company reserves the right to modify base salary (as well as any other discretionary