Mobile Developer

Blockvora; United States; Remote; USD 120,000 - 180,000; Full time

Benefits offered by this job

Remote work worldwide

Job summary

Blockvora is seeking a mobile engineer to develop and maintain blockchain-focused apps for iOS and Android, covering UI, API connections, and release quality with Web3 workflows for operators and users, emphasizing performance, security, and usability.

You will use React Native, Flutter, Swift, or Kotlin to connect to backends, smart contracts, and wallets, implement wallet connectivity and transaction signing, handle on-chain data, and collaborate with designers and engineers to test and

Qualifications

• 3+ years of mobile development experience with blockchain/Web3 apps.
• Proficiency in React Native, Flutter, Swift or Kotlin.
• Understanding of blockchain architecture, Ethereum and EVM-compatible networks.
• Experience integrating Web3 APIs, smart contracts, or blockchain services including wallet and transaction workflows.
• Knowledge of wallet security, transaction signing, and blockchain authentication.
• Solid mobile architecture, state management and app lifecycle knowledge with REST APIs.

Responsibilities

• Build mobile apps for iOS and Android using React Native, Flutter, Swift or Kotlin.
• Connect apps to backend APIs, smart contracts, and blockchain networks.
• Implement wallet connectivity and transaction signing workflows for Web3.
• Create mobile experiences for wallets, tokenized assets, and blockchain transactions.
• Display on-chain data and transaction status; handle blockchain events.
• Collaborate with product designers and engineers; test, debug, optimize and prepare releases for app stores.

Skills

Blockchain architecture

Security best practices

Testing & debugging

Performance optimization

REST API usage

Tools

React Native

Flutter

Swift

Kotlin

Web3 APIs

Job description

Role overview

Develop and maintain mobile applications for blockchain products, covering the interface, API connections, and release quality. The work includes Web3 workflows for both operators and end users, with attention to performance, stability, security, and usability.

Responsibilities

• Build mobile applications for iOS and Android using React Native, Flutter, Swift, or Kotlin.
• Connect apps to backend APIs, smart contracts, and blockchain networks.
• Implement wallet connectivity, transaction signing, and Web3 authentication flows.
• Create mobile experiences for digital wallets, tokenized assets, and blockchain transactions.
• Display on-chain data and transaction status, and handle blockchain event interactions.
• Work with product designers and engineers; test, debug, optimize, and prepare releases for app stores.

Requirements

• At least 3 years of mobile application development experience and practical experience building blockchain or Web3 applications.
• Proficiency in at least one of React Native, Flutter, Swift, or Kotlin.
• Understanding of blockchain architecture, Ethereum, and EVM-compatible networks.
• Experience integrating Web3 APIs, smart contracts, or blockchain services, including wallet and transaction workflows.
• Knowledge of wallet security, transaction signing, and blockchain authentication.
• Solid mobile architecture, state management, and app lifecycle knowledge, plus REST API and authentication experience.
• Strong debugging, testing, and performance optimization skills.

Benefits and work setup

• Remote worldwide; full-time or part-time options are listed.