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.
About the Role
As an iOS Software Engineer on the Core AI team, you’ll help build AI-first user experiences that power key features in the eBay mobile apps. Our team delivers generally applicable AI solutions and owns the full stack—from research to production. You’ll work in a tight-knit, cross-functional group that includes engineers, product managers, researchers, MLOps, and analytics.
You'll collaborate across domain teams and work side-by-side with other native developers in an agile environment. Partnering with product, design, and analytics, you'll craft user-centric features that leverage the latest AI technologies. This is a great opportunity to work on challenging problems with real impact and help define how AI shows up in mobile experiences at scale.
Responsibilities
Design, develop, and maintain high-performance iOS applications
Collaborate with cross-functional teams to define, design, and ship new features
Ensure high performance, quality, and responsiveness of applications
Discover, evaluate, and implement new technologies to boost development efficiency
Participate in code reviews and provide constructive feedback
Work with backend teams to define mobile-optimized service contracts
Contribute to Agile/Scrum workflows: estimating engineering effort, identifying risks, planning implementation, and supporting rollout across multiple teams
Requirements
Must Have:
6+ years of experience in iOS development
Proficiency in Swift, SwiftUI, and UIKit
Hands-on experience with AVFoundation, especially camera-related APIs
Proficiency working with REST, GraphQL, and WebSocket APIs
Experience with iOS architecture patterns, especially MVVM
Skilled in writing Unit, UI, and End-to-End tests, with a focus on testable code
Experience with offline storage, threading, and performance tuning
Experience working on multi-module applications
Nice to Have:
Experience with VisionKit for environmental analysis and information extraction
Familiarity with Metal or Accelerate
Experience with ARKit, RealityKit, SceneKit, or SpriteKit for simulation and rendering of 3D content
Familiarity with ARCore for building cross-platform XR experiences
Experience edge ML using CoreML, ExecuTorch or ONNX Runtime Mobile
Familiarity with real-time voice, video, and data communication using WebRTC
Game development experience using engines like Unity or Unreal
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