Lead Mobile Developer

About Tidewright Labs

Profitable, no outside investors, and no plans to take any. We grow when customers pay us. Two developers, a designer and a support lead make up most of the company, so everyone touches the product.

About the role

We are adding a Lead Mobile Developer to our operations team. Mobile-focused role working in Swift, Kotlin, or both. You'll work with designers, backend engineers and QA. Our headquarters is in Sioux Falls, and about a third of the team works remotely from other countries. This is a long-term contractor role, paid monthly in USD. Core hours overlap with US Central time, 9:00 AM to 1:00 PM CT. Strong written English is important, since much of our work is async.

What you'll do

• Build features in Swift and SwiftUI for iOS, or Kotlin and Jetpack Compose for Android.
• Review mobile pull requests and share platform knowledge with the team.
• Monitor crash reports in Firebase Crashlytics or Sentry and fix the top issues each sprint.
• Profile memory, battery and startup time with Instruments and Android Studio Profiler.

What you bring

• 7+ years of professional iOS or Android development.
• Experience with async code (Swift Concurrency, Combine, Kotlin Coroutines, Flow)
• Shipped at least one app to the App Store or Google Play that is still in use.
• Comfort working with REST APIs and JSON.
• Familiarity with mobile release processes, code signing and provisioning profiles.
• Knowledge of Apple Human Interface Guidelines and Material Design.

Preferred qualifications

• Background with Bluetooth, maps or camera-heavy apps.
• Kotlin Multiplatform.
• Experience on both iOS and Android.

Benefits

Compensation: $7,200 - $8,700/month

• Monthly payments via wire transfer or Wise.
• Paid in USD.
• Monthly internet allowance.
• Company laptop.

Duration: 6 months. Start: Flexible.

Demo job created on 11jobs for testing and demonstrations. It is not an actual opening at Tidewright Labs.