W
Wallapop
Verified
iOS Engineer - Platform
Senior
Hybrid
Barcelona, Spain
Full-time
Опубліковано 3 місяці тому
Навички та стек
Languages
Swift
Tools & Infra
CI/CD
Skills
Bazel
RxSwift
SwiftUI
UIKit
Про роль
Wallapop is hiring a Senior iOS Engineer for its Platform role in Barcelona, Spain, with hybrid work. You will set technical direction for an iOS codebase with around 115 modules and more than 20,000 Swift files, acting as an architect and mentor across the engineering chapter.
Work format
This is a full-time, hybrid position in Barcelona, Spain. Office attendance is required for at least 6 days per month.
Skills and tools
- Swift
- SwiftUI
- UIKit
- RxSwift
- Bazel
- CI/CD
What to prepare
- Choose a Swift code sample and prepare to explain your implementation decisions.
- Prepare a walkthrough of your work with Bazel or CI/CD, covering configuration and troubleshooting.
Обовʼязки
- Maintain build speed and integrity as the codebase grows.
- Create developer tooling to improve engineering productivity.
- Manage CI/CD pipelines and the release process.
- Define and improve launch time, memory usage and crash metrics.
- Own observability infrastructure using Sentry and OpenTelemetry.
- Design modular architecture and lead migrations across modules.
- Guide the move from RxSwift to Swift Concurrency.
- Mentor iOS engineers across Wallapop's engineering teams.
Вимоги
- Extensive Swift development experience, including scaling iOS applications.
- Experience with SwiftUI, UIKit and RxSwift is required.
- A track record of working with large, modular codebases.
- Mobile performance profiling expertise with Instruments is required.
- Experience with Bazel and CI/CD is required.
- Ability to make independent, pragmatic decisions during large migrations.
- Strong communication skills and the ability to mentor engineers.
Nice to have
- Scripting experience with Go, Python, Ruby or shell.
Відгукнутися на цю роль
Надішліть коротке вступне повідомлення — команда найму розгляне його та відповість.
W
Wallapop
Verified
Product
Wallapop is Spain's leading second-hand marketplace app, connecting buyers and sellers of used goods since 2013. Headquartered in Barcelona with a team spanning 26+ nationalities, its engineering org
- Локація
- Barcelona, Spain
- Розмір команди
- 501-1000
- Політика віддаленої роботи
- Hybrid
Огляд
- Seniority
- Senior
- Remote policy
- Hybrid
- Location
- Barcelona, Spain
- Employment
- Full-time
- Posted
- Aug 10, 2026