About e Bay

At e Bay, 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

As a Senior Software Engineer within e Bay's Identity team, you will focus on developing and supporting Identity Services including Authentication, Authorization, Onboarding, User Management, Web Services Security, Device Fingerprinting, and Account Linking/Entity Resolution. Your work will involve implementing ID Federation protocols like OAuth and Open Id Connect. This role is crucial in maintaining the e Bay platform, servicing hundreds of millions of users across both Desktop and Mobile. As a senior engineer, you'll take part throughout the product development lifecycle—from conceptual design to product launch—while working closely with Product Managers, Designers, and Architectural teams.

What You'll Do and Learn

• Develop features that are modular and loosely coupled
• Able to translate product and design documents into clean, high-quality, crash-free, well-tested and maintainable production code autonomously
• Write unit tests and automation code for all shipped features
• Conduct code review for immediate team
• Develop and maintain technical documentation to support software applications
• Propose and evaluate multiple design options, providing estimates for each
• Structure and complete tasks independently, meeting deadlines and milestones
• Effectively communicate assumptions and seek clarification from stakeholders, ensuring alignment and understanding across all domains

What You Will Bring

• 4+ years professional experience in native mobile development
• Understanding of advanced swift features such as generics / concurrency mgmt
• Experience with dependency management tools in iOS - SPM/Cocoapods/Carthage etc
• Basic understanding of system design for large scale consumer mobile applications
• Familiarity with CI/CD tools
• Experience implementing modern platform design patterns
• Understanding of testing iOS applications using platform tools
• Experience with production monitoring
• Basic proficiency with swift memory management
• Strong learning ability, self-driven
• Excited about new and innovative technologies within immediate field of expertise
• Attending knowledge sharing sessions, both within the company and externally
• Innovative, team player, excellent communication and decision-making
• Bachelor's degree in EE, CS or other related field or equivalent exp

Equal Opportunity

e Bay 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 e Bay's commitment to ensuring digital accessibility for people with disabilities.