Senior iOS Developer (SwiftUI)

Tangem is a hardware wallet company that lets users store, buy, swap, stake, and spend crypto using NFC-enabled card and ring-shaped devices.

0 current maintainers0 active leads
Baarerstrasse 10, 6300 Zug, Switzerland
About Tangem

Tangem builds hardware wallets for users who want to self-custody digital assets without relying on exchanges or custodians. Users can store, send, receive, swap, stake, and spend crypto across multiple blockchain networks using NFC-enabled card or ring-shaped devices paired with a companion mobile app. The wallets use a secure element chip, require no batteries or cables, and offer a seedless backup system using multiple physical cards.

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Skills

About the Role

You will develop the main mobile application, create public SDKs for third-party integration, participate in technical discussions, design and implement new features, and write unit tests to ensure code quality.

Requirements

  • Senior-level independence
  • Ability to ask questions and desire to improve
  • Proficiency in Swift
  • Experience with async/await
  • Experience with SwiftUI and Combine from 2 years
  • Knowledge of UIKit and Foundation
  • Object-oriented programming skills and understanding of SOLID principles
  • Familiarity with modern architectural patterns, functional programming principles, and protocol-oriented design
  • Understanding of REST API and HTTP principles

Responsibilities

  • Develop the main mobile application
  • Create public SDKs for third-party integration
  • Participate in technical discussions and design new features
  • Write unit tests

Benefits

  • Remote work from anywhere in the world with schedule aligned to GMT+3
  • 20 working days of paid vacation
  • Birthday presents
  • Compensation for purchase of necessary technical devices
  • Paid sick leave
  • Stability