Android Developer

About Flexoptix GmbH

Flexoptix GmbH is a telecommunications firm located in Darmstadt, Germany, specializing in cutting-edge solutions for network transceivers since 2008. With a focus on innovative engineering and customer-focused products, the company prides itself on delivering advanced technologies and fostering a collaborative international environment with around 100 colleagues from over 15 countries.

Role Overview

We are seeking an experienced Android Developer to design, develop, and maintain our native Android application using Kotlin from initial design stages through to Play Store deployment. This role involves integrating mobile apps with embedded devices, implementing adaptive user interfaces based on Figma designs, and actively participating in critical technical decisions, clean coding practices, and code reviews. Collaboration with cross-functional teams including iOS, backend, hardware, and QA is essential, while staying current with the latest Android development trends and technologies.

Key Responsibilities

• Develop and maintain the native Android application using Kotlin.
• Integrate mobile applications with embedded hardware devices.
• Implement adaptive UIs based on Figma designs.
• Contribute to technical decisions, maintain clean code standards, and perform code reviews.
• Keep up to date with emerging Android development technologies and best practices.
• Collaborate closely with iOS, backend, hardware, and quality assurance teams.

Candidate Profile

• Minimum of 3 years professional experience in native Android development with Kotlin.
• Strong proficiency with Jetpack Compose, Material3, Coroutines/Flow, and contemporary architecture patterns.
• Experienced with Android Studio, Git, Jenkins Pipelines.
• Familiarity with unit testing and agile methodologies such as Scrum.
• Experience utilizing AI-assisted development tools (e.g., Copilot, Claude) and critically assessing their outputs.
• Bonus skills include Kotlin Multiplatform, Firebase, Java, and familiarity with iOS/Swift development.
• Language skills: German at A1 and English at C1 level, with confident verbal and written communication in both languages.

What We Offer

• Competitive salary package plus a comprehensive company pension plan for financial security.
• Company Health Insurance Plan with extended benefits.
• State-of-the-art IT and office equipment tailored to your preferences.
• Health and fitness opportunities through our gym partnership.
• Complimentary lunch options, fresh fruit, snacks, and chocolates available onsite.
• Opportunities for personal and professional growth via workshops, conferences, language courses, and advanced training.
• Convenient office location amidst nature with accessible public transport, car, and bicycle facilities, including covered bicycle parking and onsite showers.
• Generous 30 days of annual leave.
• Bike leasing program promoting active and eco-friendly commuting.
• Flexible hybrid working model with three designated onsite days per week.
• Discounted public transportation passes to support mobility and cost savings.
• Chance to contribute meaningfully to an innovative telecommunications product with a significant industry impact.

Diversity and Inclusion

Flexoptix GmbH is committed to equal opportunity employment and values diversity. Discrimination based on race, religion, color, national origin, gender, sexual orientation, age, marital status, or disability status is strictly prohibited.