Mobile App Engineer

GHK Technologies Inc; Deutschland; Remote; EUR 70.000 - 95.000; Vollzeit

Zusammenfassung

GHK Technologies Inc. is seeking a skilled Mobile App Engineer to build and maintain cross‑platform mobile experiences.

You will create clean, testable React Native code, implement new features, and run AB tests while collaborating with backend engineers and UI/UX designers to ensure top performance and user experience. You will work on architecture decisions, integrate modern observability tools, and contribute to production stability with on‑call support for critical issues across iOS and

Qualifikationen

• Extensive mobile app development experience for Android and iOS.
• Hands-on with full SDLC and modern mobile tech.
• Proficient in automated tests (JUnit, Jest).
• Experience with REST APIs and mobile networking libraries.
• Familiarity with mobile app design guidelines and platform differences.

Aufgaben

• Translate design wireframes into responsive mobile UI.
• Develop new features and AB tests for the app.
• Maintain and test code, ensure performance and UX.
• Collaborate with backend engineers and UI/UX designers.
• Provide on-call support and troubleshoot production issues for iOS/Android.

Kenntnisse

Mobile development

Android

iOS

TypeScript

React Native

JUnit

Jest

APIs (REST)

CI/CD

Observability tools

Tools

React Native

Firebase

Bitrise

LaunchDarkly

Splunk

Jobbeschreibung

Job Description: Mobile App Engineer

We are looking for a strong mobile app developer who welcomes both engineering and maintenance tasks. The primary focus will be to implement new user interfaces and features together with automated unit and integration tests. You will be working with our candid and collaborative team, where your knowledge and advice about application architecture and the newest mobile technologies will be highly appreciated. The code you write will need to be cleanly organized and of the highest quality. You'll also help ensure solid application performance and an excellent user experience through the implementation and integration of modern engineering observability tools.

Objectives of this role

• Translate the company vision to take the form of a mobile application, through clean coding.


• Design the next-gen models of apps with high-quality mobile and application development.


• Manage the entire evolution process of the app, from ideation to execution, monitoring, & support.


• Collaborate with backend engineers within the team to deliver the best solutions.


• Developing new features, AB Tests and user interfaces from wireframe models.

Your tasks

• Perform periodic testing and improve the usability of the mobile app


• Build the design interface as per product & business requirements


• Provide on-call support for critical issues found in the production apps. This includes troubleshooting, resolving, and monitoring issues with iOS and Android app implementations


• Provide well-architected technical solutions and recommendations that solve problems with the mobile app.


• Collaborate often with UI/UX designer, product owner, and peer engineers to align on product requirements and acceptance criteria. ..


• Writing clean, readable, and testable React Native code

Required skills and qualifications

• Extensive knowledge about mobile app development. This includes hands-on experience with the entire software development lifecycle for both Android and iOS apps.


• Deep knowledge of Android and iOS.


• Prior experience working as a mobile application developer, or in a similar job role


• Proficiency with writing automated tests in JUnit, Jest etc.


• Familiarity with APIs, including REST, and mobile libraries for networking.


• Experience with profiling and debugging mobile applications


• Familiarity with push notifications


• Understanding mobile app design guidelines on each platform and being aware of their differences.


• Understanding of OpenId login integrations.


• Proficiency in TypeScript, React Native, Firebase, BitRise or any other CI/CD platform is a must.


• Experience implementing observability via tools like Splunk, SignalFX, LaunchDarkly, etc


• Experience implementing experimentation tools like LaunchDarkly

Preferred skills and qualifications

• A portfolio of all the previous mobile applications created and released


• A problem-solving approach to working as a mobile app developer


• Outstanding written, verbal and interpersonal skills, with the ability to multitask


• Knowledge of Java other similar programming languages