React Native Mobile Developer – iOS & Android

Ethereum Technologies LLC; Helena (MT); On-site; USD 69,000 - 131,000; Full time

Job summary

Ethereum Technologies LLC is seeking a Mobile Application Developer to enhance and build mobile apps for iOS and Android in Helena, MT. The project may extend beyond 12 months, with an hourly rate DOE and Agile-driven priorities.

The role emphasizes strong React Native skills, offline data handling, and robust REST/JSON services, alongside Java, SQL databases, and modern development tools.

Qualifications

• Develop mobile apps for iOS and Android using React Native.
• Work with local storage for offline operation.
• Consume and produce JSON REST services.
• Work with Oracle and PostgreSQL databases.
• Collaborate in Agile/Kanban workflows and version control (GitLab).

Responsibilities

• Analyze, design, develop, test, and implement mobile app enhancements.
• Develop interfaces, database changes, queries, and reports as needed.
• Deliver production-ready code each sprint with documentation.

Skills

Mobile development

React Native

Offline storage

JSON REST services

Object-oriented programming

Tools

Java

REST

Oracle

PostgreSQL

GitLab

IntelliJ

Spring

Struts

WildFly

Job description

Ethereum Technologies LLC is seeking a Mobile Application Developer to enhance and build mobile apps for iOS and Android in Helena, MT. The project may extend beyond 12 months, with an hourly rate DOE and Agile-driven priorities.

The role emphasizes strong React Native skills, offline data handling, and robust REST/JSON services, alongside Java, SQL databases, and modern development tools.