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.


As a Software Backend Engineer, you will design, implement, and operate backend services powering marketplace products. This role requires strong expertise in Java or Kotlin, with preferred proficiency in NodeJS. You will contribute independently to feature development and subsystem enhancements. The ideal candidate practices SOLID design principles and demonstrates robust engineering skills across object-oriented programming (OOP), multithreading, and data modeling.

Responsibilities

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Translate product and design documentation into working code independently. Develop backend services and feature enhancements, primarily in Java/Kotlin; NodeJS proficiency is highly preferred. Design and implement APIs and data models; ensure system reliability, performance, and observability. Practice and promote SOLID principles, OOP, and multithreaded engineering practices in daily work. Implement unit tests and contribute to continuous integration and automated testing processes. Collaborate effectively with product and design teams to refine specifications and advocate for best engineering practices. Identify, analyze, and independently resolve technical problems and production issues; proactively raise blockers before they impact delivery. Contribute to team code reviews, documentation, and onboarding of new engineers. Continuously seek feedback and look for opportunities to improve self, the team, and engineering standards.

Required Skills & Experience

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Proficient in Java or Kotlin; strong understanding of core backend development concepts. Good knowledge of NodeJS and modern development frameworks. Deep experience with SOLID design principles, OOP, multithreading, and data modeling. 3+ years professional experience in backend engineering or equivalent practical experience. Ability to work autonomously on engineering tasks within applications or services. Experience implementing unit tests independently and working within CI/CD pipelines. Strong debugging, code quality, and communication skills. Bachelor's degree in Computer Science or equivalent degree.

Preferred Qualifications

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Experience with databases such as MongoDB, PostgreSQL, or Elasticsearch. Familiarity with cloud environments (AWS preferred), feature flag systems, and infrastructure as code tools.

Competencies

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Ownership: Drives areas of work without requiring close supervision. Product Orientation: Works closely with cross-functional teams to deliver production-quality results. Quality-Focused: Prioritizes maintainability, performance, and systematic testing. Collaboration: Communicates clearly and respects diverse perspectives in design decisions and code reviews. Initiative: Takes proactive steps to resolve issues and continuously improve engineering outcomes.

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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 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 for people with disabilities.



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