Senior Front-End Developer

Entravision Digital - Global Advertising powered by Technology; Barcelona; Híbrido; EUR 60.000 - 90.000; Jornada completa

Ventajas ofrecidas por este puesto de trabajo

Hybrid Work Model

Ticket Restaurant

Private Health Insurance

Gym Membership

Office Snacks & Breakfast

Team Events

Referral Bonus

Descripción de la vacante

Adwake in Barcelona is seeking a Senior Frontend Developer with strong React Native and iOS experience. You will lead iOS builds, integrate native SDKs, implement privacy and deep-link features, and ensure parity with Android across platforms.

Expect to write native Swift/Obj-C modules when needed, own the iOS release process via CircleCI and fastlane, and drive App Store submissions while mentoring the team.

Formación

• 5+ years of professional mobile or frontend experience, including React Native.
• At least one RN app shipped to the App Store and in production.
• Strong knowledge of TypeScript and JavaScript.
• Hands-on iOS tooling: Xcode, CocoaPods, signing and provisioning, TestFlight, App Store Connect.
• Experience integrating third-party native SDKs in RN (ads, analytics, attribution).
• Swift or Objective-C for native modules and debugging.
• Familiar with App Store Guidelines, ATT and privacy requirements.
• Testing with Jest and a mobile end-to-end framework (Maestro/Detox).

Responsabilidades

• Lead the iOS build of our React Native app, collaborating with product and backend.
• Configure and integrate native iOS SDKs (Firebase, AppsFlyer, AppLovin, Google Sign-In, Facebook, Intercom).
• Implement ATT, SKAdNetwork, privacy manifests, deep links and universal links.
• Create iOS alternatives for Android-only features with product.
• Write native Swift or Objective-C modules where RN libraries fall short.
• Build iOS release pipeline in CircleCI with fastlane (code signing, TestFlight, App Store Connect).
• Own App Store submissions and App Review, adhering to rewards app guidelines.
• Keep shared code platform-agnostic; maintain parity with Android.
• Maintain tests on both platforms with Jest and Maestro.
• Review code and share iOS knowledge with the team.

Conocimientos

React Native

TypeScript

JavaScript

Swift

Obj-C

Jest

Detox

Herramientas

Xcode

CocoaPods

TestFlight

App Store Connect

CircleCI

fastlane

Maestro

Descripción del empleo

Adwake is a tech-enabled services company powered by Entravision. We are a dynamic technology company building a high-availability offerwall platform that connects users with engaging opportunities. Our mission is to deliver seamless, high-quality experiences across web and mobile devices, and we're looking for a Senior Frontend Developer to join our dynamic team.

What You'll Do:

• Lead the iOS build of our React Native app, working closely with product and backend
• Configure and integrate native SDKs on iOS: Firebase (messaging/APNs, analytics, App Check), AppsFlyer, AppLovin MAX, Google Sign-In, the Facebook SDK and Intercom
• Implement App Tracking Transparency, SKAdNetwork, privacy manifests, deep links and universal links
• Design iOS alternatives for features built on Android-only APIs, with product
• Write native Swift or Objective-C modules where React Native libraries fall short
• Build the iOS release pipeline in CircleCI with fastlane: code signing, TestFlight and App Store Connect
• Own App Store submissions and App Review, including the guidelines that apply to rewards and incentive apps
• Keep shared code platform-agnostic so Android and iOS stay in sync
• Maintain testing on both platforms with Jest and Maestro end-to-end tests
• Review code and share iOS knowledge with the team

What you need to have:

• 5+ years of professional mobile or frontend experience, including 3+ years of React Native
• At least one React Native app shipped to the App Store and maintained in production
• Strong knowledge in TypeScript and JavaScript
• Hands-on iOS tooling: Xcode, CocoaPods, signing and provisioning, TestFlight, App Store Connect
• Experience integrating third-party native SDKs (attribution, ads, push, analytics) in React Native
• Working knowledge of Swift or Objective-C for native modules and debugging
• Solid understanding of App Store Review Guidelines, ATT and Apple's privacy requirements
• Testing experience with Jest plus a mobile end-to-end framework (Maestro, Detox or similar)
• Strong problem-solving skills and comfort in a fast-paced environment

Nice-to-Have:

• Experience with rewards, offerwall, gaming or ad-monetised apps and how they fare in App Review
• WebView-based hybrid apps (JS-to-native messaging, cookie and session handling)
• Sign in with Apple
• React web experience (React Query, MUI), to help on the web app
• CI/CD for mobile (CircleCI, fastlane, Firebase App Distribution)
• Google Cloud and Firebase
• Sentry or similar crash reporting

Why Join Us?

• Work on a high-impact, high-availability platform serving millions of users
• Collaborate with a talented and passionate team in a fast-paced, innovative environment
• Hybrid working model, with possibility of working remotely
• Opportunities for professional growth and hands-on experience with cutting-edge technologies

What We Offer

• Hybrid Work Model
• Ticket Restaurant
• Private Health Insurance
• Gym Membership
• Office Snacks & Breakfast
• Team Events
• Referral Bonus

Please note that we do NOT provide VISA sponsorship. Candidates without a legal permit to work in Spain won't be eligible for the recruitment process.