Senior iOS developer

Tangem is a high-tech company in the blockchain sector was founded in 2017, headquartered in Zug, Switzerland, with branches in North America, Eastern Europe, and APAC.
Tangem started with the idea of bringing digital assets to the masses using a unique combination of a smartcard-based hardware wallet and mobile applications. Company owns and promotes the technology of hardware cold-wallet for digital assets with secure and simple UX in 220 countries today. Our customers enjoy setup time within 1 minute with the ultimate security level for digital assets on their wallet. Tangem solutions offer multi-support of a growing number of thousands of tokens by a single wallet. SBI Crypto Investment Ltd., the digital asset venture investment company wholly owned by SBI Holdings Inc., has invested $15 million into Tangem in 2019 for mass adoption of blockchain technology.

Responsibilities

• Development of the main Tangem mobile application;
• Creation of public libraries (SDK) for integrating company products into third-party solutions;
• Active participation in technical discussions, design, and development of new features;
• Writing unit tests.

Requirements

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

Nice to have:

• Published projects on the App Store;
• Experience with CryptoKit;
• Understanding of blockchain technology principles.

Benefits

• Stability, development, participation in the future unicorn's growth;
• We use the latest technologies, no legacy, leveraging SwiftUI and Combine;
• Remote work from anywhere in the world, with a schedule aligned with GMT+3;
• Competitive salary in EUR/USDT;
• Unlimited vacation;
• Birthday presents;
• Compensation for the purchase of necessary technical devices for the work;
• Paid sick leave.