Sr. Front End Software Engineer

At eBay, we're more than a global ecommerce leader were changing the way the world shops and sells. Our platform empowers millions of buyers and sellers in more than 190 markets around the world. Were 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 role:

We are the eBay Seller Experience team!

We are seeking to hire a dedicated, creative and passionate Sr. or Staff Frontend Software Engineer to architect, design, and develop innovative, highly performant, and highly available software in the form of cross-browser web UI applications with rich interactions. It also includes developing server-side Node.js applications to integrate with web services and applications across various device form factors.

These applications help business sellers worldwide to onboard, manage, and grow their businesses on eBay's global marketplace.

In this role, you will contribute at the very core of eBays selling experience, to deliver an engaging selling experience for more than 25 million sellers across 22 nations, who collectively generate billions of dollars in revenue quarterly.

What you will accomplish :

• Collaborate with engineers, UX designers, and product managers in an agile environment to design, develop, test, and support high-quality, high-performance, visually appealing, and interaction-rich front-end products across all phases of the development cycle, ensuring compatibility across browsers and operating systems.

• Develop and maintain web applications using JavaScript/TypeScript, HTML, CSS, web UX component template language, web assembly, and Node.js. Design and develop responsive layouts, ensuring cross-browser and cross-platform compatibility and performance.

• Build rich web applications by improving browser local IndexedDB and web workers.

• Design and implement shareable UX components, libraries, tools, and processes to improve team development agility.

• Implement and manage CI/CD pipelines using tools like Jenkins and Git and integrate with backend APIs, focusing on performance tuning for both browser and Node.js virtual machines.

• Write and maintain automated tests using tools such as Playwright, Percy, or other testing frameworks and ensure code quality by writing well-structured, maintainable, and efficient code, incorporating CSS and JavaScript standard methodologies.

What you will bring:

• B.S. or M.S degree with 6+ years of experience in architecting, designing, and developing high-volume, highly interactive web applications that are compatible across various browsers and device types.

• Expertise in HTML5, CSS3 (using preprocessors like LESS or SASS), Content Delivery Networks (CDN), and advanced JavaScript/TypeScript development. Proficient in Ajax and web template technologies, with expert-level skills in server-side Node.js web application development.

• Knowledge of automation testing tools and experience in writing automation tests to cover unit, component, and UI visual tests.

• Strong foundation in computer science, particularly in data structures and algorithms.

• Experience in non-functional skills like Security, Load and Performance Tests, Accessibility, Site Speed optimization, Cross-browser /Cross-platform UX Design.

#LI-BB1

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

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 payment or compensation program) at any time, including for reasons related to individual performance, Company or individual department/team performance, and market factors.

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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, veteran status, and disability, or other legally protected status. If you have a need that requires accommodation, please contact us at ... . 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 for people with disabilities. It is unlawful in Massachusetts to require or administer a lie detector test as a condition of employment or continued employment. An employer who violates this law shall be subject to criminal penalties and civil liability.

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