eBay

Sr. Software Engineer, Auth Tech

eBay$118K — $157K *
Information Technology
5 - 7 years of experience
Job Overview by Ladders

Qualifications

  • 6+ years of software development experience or 5+ years with a Master's degree in building distributed systems.
  • Deep expertise in Java/J2EE and Spring Boot with a solid understanding of object-oriented design.
  • Extensive experience designing and developing REST and GraphQL APIs.
  • Proven experience in distributed cloud-native environments, preferably GCP.
  • Proficient in CI/CD, automated testing, and maintaining code quality standards.

Responsibilities

  • Define and implement complex distributed software systems with high-quality design documentation.
  • Develop scalable, high-performance services using Java/Spring Boot and manage API integrations.
  • Lead deployment and maintenance of services on Google Cloud Platform, embracing IaC principles.
  • Enhance system reliability and performance, actively troubleshooting production issues.
  • Mentor junior engineers and uphold engineering standards through rigorous code reviews.

Benefits

  • Full range of medical benefits including health plans and RRSP eligibility.
  • Various paid time off benefits such as PTO and parental leave.
  • Bonus and restricted stock units may be part of the compensation package.
Full Job Description
Senior Backend Software Engineer

About the team:

Authenticity Guarantee is an important initiative at eBay where a select category of items are authenticated by professional authenticators to increase buyer confidence and satisfaction. The Authentication Technology team is responsible for building software for orchestrating the authentication process and storing high-value items. The team is also responsible for building software for warehouse operations, including integration with custom hardware, RFID readers, and Android-based mobile devices.

About the role:

We are seeking a talented and motivated Senior Backend Software Engineer to design, develop, and maintain the core services that power our authentication platform. In this role, you will lead the architecture of distributed systems, ensure high availability and performance, and drive operational excellence through cloud-native best practices. You will work closely with product managers, cross-functional engineering teams, and DevOps to deliver robust, scalable solutions on Google Cloud Platform.

Responsibilities:
  • System Design & Architecture: Define, design, and implement complex, multi-tier distributed software systems. Participate/lead architectural discussions and produce high-quality design documentation.
  • Backend Development: Develop and maintain scalable, high-performance services using Java/Spring Boot. Create and evolve robust RESTful and GraphQL APIs for internal and external integrations.
  • Cloud & DevOps: Lead the deployment of services on Google Cloud Platform (GCP). Implement and maintain CI/CD pipelines (e.g., GitHub Actions, Cloud Build) and embrace Infrastructure-as-Code (IaC) principles.
  • Operational Excellence: Improve system reliability, observability, and performance. Troubleshoot production issues and participate in incident management.
  • Leadership: Mentor junior team members, conduct rigorous code reviews, and drive engineering standards across the team.


Required Qualifications:
  • Experience: 6+ years of advanced software development experience (or 5+ with a Master's degree or equivalent professional experience) in building large-scale distributed systems.
  • Core Backend Expertise: Deep expertise in Java/J2EE and Spring Boot. Solid understanding of object-oriented design, design patterns, and caching mechanisms.
  • API Proficiency: Extensive hands-on experience designing and developing APIs using REST and GraphQL.
  • Cloud & Data: Proven experience working in a distributed cloud-native environment (GCP preferred). Strong knowledge of relational and NoSQL database design, data modeling, and performance tuning.
  • Engineering Practices: Proficient in professional software engineering practices, including CI/CD, automated testing (unit/integration), source control (Git/GitHub), and code quality standards.


Nice to Have:
  • Experience with containerization and orchestration (Docker, Kubernetes/GKE).
  • Familiarity with event-driven architectures and distributed processing.
  • Experience with infrastructure automation and monitoring tools (Cloud Monitoring, Logging, Terraform).
  • Understanding of warehouse operations, logistics, or high-value item authentication.
  • Basic familiarity with front-end technologies (React) if needed for cross-team collaboration.


Additional Details

The base pay range for this position is expected in the range below:
C$118,000 - C$157,500

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 RRSP eligibility, 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.

This job posting relates to an existing vacancy within eBay.

About eBay

As a leader in automotive ecommerce, eBay Motors brings you millions of potential customers. Our new simplified listing plans give you unmatched levels of customization and control. So whether you're listing twenty cars a month or an entire lot, you know you're getting the value that you deserve.

eBay Careers

Joining eBay’s dynamic team offers more than just job opportunities; it’s a chance to be part of a global marketplace that values innovation, leadership, and diversity. As a leader in online retail, eBay provides a platform where ambitions flourish and career growth is fostered through comprehensive diversity training and professional development. Work You’ll Do At eBay, we empower you to drive your career path forward with a range of employment options, from internships to full-time positions. Our culture thrives on innovation and the pursuit of excellence in the digital commerce landscape. By joining our team, you’ll collaborate with skilled professionals who are adept at blending technology and creativity to achieve high-impact results. Explore eBay’s Diverse Opportunities Whether you’re starting out with an internship or seeking a leadership role, eBay’s global presence offers vast opportunities for professional growth and networking. Our commitment to diversity and inclusive culture allows every team member to feel valued and motivated. Innovate and Lead At eBay, every position contributes to our mission of creating a more connected and seamless e-commerce experience. We encourage our team to lead projects that challenge the status quo and promote innovation. With eBay, you’re not just filling a role; you’re part of a pioneering company that’s continually reshaping the world of online retail. Benefits and Growth eBay is dedicated to the well-being and development of our employees. We offer competitive benefits, leadership training, and opportunities for career advancement. Investing in our team’s growth is paramount, as they are the driving force behind our success. Join Our Team Ready to take the next step in your career? Explore the job opportunities at eBay where your skills and creativity can shine. We are hiring individuals who are passionate, curious, and eager to drive change in the e-commerce industry. Stay Connected Keep up to date with the latest career tips, company news, and industry insights available through our eBay Careers Blog. Personalize your experience by subscribing to job alert emails that match your career interests and skills. Apply Now Start your journey with eBay today. Search open positions that align with your professional aspirations and submit your resume. Our interview process is designed to understand your capabilities and potential to grow with us. Join eBay and be part of a team that’s committed to creating impactful change in the marketplace. Discover the opportunities waiting for you at eBay – a place where your career can thrive in an environment of innovation and leadership.
Learn more about eBay
Size
10,800 employees
Market Cap
$21.7 billion
Industry
Net Income
$5.6 billion
Founded
1995
5 Year Trend
+2.3%
Revenue
$10.7 billion
NASDAQ

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