MTS 1 Software Engineer - Frontend at eBay
Join eBay's Identity team to build Authentication, Authorization, and User Management services powering hundreds of millions of users across 190+ markets. Lead frontend development for critical OAuth and OpenID Connect implementations on a global scale.
๐ข About eBay
eBay is more than a global ecommerce leader โ they're changing the way the world shops and sells. Their platform empowers millions of buyers and sellers worldwide, committed to pushing boundaries and reinventing the future of ecommerce for enthusiasts.
๐ฏ The Role
As an MTS Software Engineer on the Identity team, you'll develop and support services including Authentication, Authorization, Onboarding, User Management, and Web Services Security. You'll implement ID Federation protocols like OAuth and OpenID Connect, servicing users across both Desktop and Mobile platforms.
๐ ๏ธ Tech Stack
JavaScript/TypeScript/CSSReact+NodeJSMaterial UI/Ant UIWebpack+Express.jsREST APIs/GraphQL APIsBEM-structured CSS
๐ผ What You'll Do
- Design and develop clean, efficient, extensible code for Identity Services including Authentication and Authorization
- Own the entire software lifecycle from design through deployment, observability and monitoring
- Influence and guide technical decisions across teams as a key player in architectural discussions
- Collaborate with cross-functional partners including Product Managers and Designers
- Provide technical guidance, code reviews, coaching and mentorship to team members
- Lead engineering support, release and on-call responsibilities for the 24/7 always-on platform
โ What You'll Need
- 6+ years of experience designing front-end systems and development
- Strong expertise in
JavaScript,TypeScript,CSS,React, andNodeJS - Experience with server-side rendering using
Material UIorAnt UI - Integration experience with
RESTandGraphQLAPIs - Strong portfolio demonstrating BEM-structured CSS and deep browser knowledge
- Experience with
Webpack,Express.js, and delivering in agile TDD CI/CD environments
๐ Nice to Have
- Experience with Identity protocols like
OAuthandOpenID Connect - Knowledge of Web Services Security, Device Fingerprinting, or Account Linking
- Experience building scalable distributed high-performant systems
Why This Role?
This is a curated frontend role from eBay. Every listing on OnlyFrontendJobs is hand-picked for frontend relevance and quality. The tech stack leans on JavaScript, TypeScript, React and more.
MTS 1 Software Engineer - Frontend at eBay โ FAQ
Quick answers about this role, the stack, and how to apply.