Senior iOS Engineer: Revenue-Driven Subscriptions&Paywalls

Oak Technology; Turkey; On-site; TRY 350,000 - 550,000; Full time

Job summary

Oak Technology is seeking a Senior iOS Developer to build revenue-critical experiences in our subscription apps, focusing on performance, stability, and craft.

You'll implement onboarding, paywalls, subscriptions, trials, and purchase flows using Swift, SwiftUI, StoreKit, RevenueCat, and Adapty, while collaborating with Product, Design, QA, Data, and Backend.

Join a fast-moving team that values testable code, analytics, and shipping with high quality.

Qualifications

• 3+ years of professional experience in iOS development.
• Strong hands-on experience with SwiftUI and UIKit.
• Experience implementing In‑App Purchases and subscriptions (StoreKit/RevenueCat/Adapty).
• Experience with analytics/event tracking and AB testing workflows.

Responsibilities

• Develop and maintain the client side of iOS apps in Swift/SwiftUI, including onboarding and paywalls.
• Turn product requirements and designs into high-quality, maintainable code.
• Implement server-driven experiments via feature flags and A/B testing.
• Instrument analytics events so data teams rely on accurate numbers.
• Maintain app stability, fast startup, and low crash rates.

Skills

Swift

SwiftUI

UIKit

IAP/StoreKit

RevenueCat/Adapty

Analytics integration

A/B testing

Performance optimization

Code reviews

Ownership

Job description

Oak Technology is seeking a Senior iOS Developer to build revenue-critical experiences in our subscription apps, focusing on performance, stability, and craft.

You'll implement onboarding, paywalls, subscriptions, trials, and purchase flows using Swift, SwiftUI, StoreKit, RevenueCat, and Adapty, while collaborating with Product, Design, QA, Data, and Backend.

Join a fast-moving team that values testable code, analytics, and shipping with high quality.