Android EngineerÂ
- Development and improvement of the current Android application.
- Implementation of the functionality of the built-in messenger app.
- Implementation of the functionality of the built-in crypto wallet (custodial wallet).
- Implementation of a new features and third-party integrations.
- Development of a complex non-standard UI.
- Improving app analytics for quick response to problems in the application.
- Development of new paid features based on in-app purchases.
- Optimization of interactions with different types of media content.
- Solving complex and interesting problems.
- 3+ years of experience in commercial development.
- Strong knowledge of Java / Kotlin, Android SDK, Dagger / Hilt, Android Architecture Components, Kotlin coroutines.
- Understanding the principles of Clean Architecture, MVVM.
- Knowledge of Material Design Guidelines.
- Knowledge of network protocols and technologies (HTTPS, REST API, JSON, Protobuf, WebSocket).
- Understanding the features of different versions of Android.
- Ability to correctly apply development patterns.
- Experience in developing client-server applications.
- Writing unit tests.
- English proficiency sufficient to read technical documentation.
- Have experience in developing such solutions (Secure Communications/ Сryptography / Crypto).
- Knowledge of the basics of information security.
- Experience with VoIP, WebRTC etc.
If you’re inspired to work with the Grapherex team, take the next step by applying today! Send your CV to [email protected]
Why Grapherex? Our employees are an extraordinary group of talented, energetic, and innovative people who care about more than just words. We strive to create a culture of belonging and an employee experience that empowers our people.
An ownership mindset. We take pride in what we do. We take the initiative — without waiting for others to act to bring about positive outcomes — and we're accountable for the results.
A sense of urgency. Our industry is fast paced, so we need to move quickly to stay ahead of the competition.
Based on the concept of Web 3.0, Grapherex.com creates a modern Crypto-Financial app based on a secure platform with wide functionality.
Crypto wallet, secure messenger, debit card, payments, NFT and more in one secure app.
Secure multi-currency wallet & convenient crypto exchange
Store, transfer, exchange, buy or sell cryptocurrencies and NFT collections directly in a wallet. Make transfers and purchases using cryptocurrency.
Exchange cryptocurrencies in a secure app: deep liquidity, best rates, quick deposit and withdrawals. It's profitable, simple, fast and safe.
Focus on the important and take advantage of the app usability. Send texts, audio messages, multimedia, files, make video calls and use financial tools directly via chat 1:1 and with groups. You enjoy quick and easy communication while we take care of everything by making sure your data is secure.