Senior React Native Software Engineer (m/f/d)

auxmoney; Düsseldorf; Vor Ort; EUR 85.000 - 110.000; Vollzeit

Benefits dieser Stelle

Flexible work options

Zusammenfassung

auxmoney is seeking a Senior Software Engineer to design, build, and maintain React Native mobile apps with a strong focus on Android. You will own architecture, contribute to deployment pipelines, and work closely with cross-functional teams to deliver scalable mobile solutions.

You will write clean, well-tested code, understand business contexts, and mentor colleagues while pushing for best practices and continuous improvement in engineering standards.

Qualifikationen

• Strong mobile engineering foundation with React Native and Android development knowledge.
• Production experience shipping mobile applications with Android platform specifics.
• Experience integrating REST APIs and managing mobile data.
• Testing mindset with unit/integration/e2e coverage.
• Familiarity with cloud platforms (AWS) and modern CI/CD practices.
• Product-oriented thinking focused on user value and business outcomes.
• Collaborative communication in cross-functional teams.
• Understanding of mobile security best practices and data protection.

Aufgaben

• Build, evolve, and maintain high-quality React Native applications.
• Own architecture and deployment pipelines for mobile solutions.
• Write clean, well-documented code with automated testing.
• Understand customer needs and translate problems into mobile solutions.
• Estimate technical requirements to drive reliable delivery.
• Participate in code reviews and cross-team collaboration.
• Mentor team members and contribute to engineering standards.
• Take on larger initiatives to improve the product and processes.

Kenntnisse

React Native

Android (Java/Kotlin)

REST APIs

Testing

Cloud/DevOps

Product thinking

Collaboration

Mobile security

Native Android

English proficiency

Tools

AWS

CI/CD

Jobbeschreibung

Your new team:

As a Senior Software Engineer, you will be a key contributor in a cross-functional product team where your work has real, visible impact. You will design, build, and maintain our mobile applications using React Native, with a strong focus on Android, helping deliver high-quality, scalable mobile experiences.

What you can expect:

• Build and evolve mobile solutions: Design, develop, and maintain high-quality React Native applications.
• Own architecture and technical decisions: Understand platform specifics, runtime behavior, dependencies, and deployment pipelines to ensure maintainable, efficient, and scalable mobile solutions.
• Deliver high-quality code: Write clean, readable, and well-documented code that follows industry standards and mobile best practices, supported by robust automated testing.
• Work close to the business: Develop a strong understanding of customer needs and business context, translating real-world problems into effective mobile solutions.
• Drive execution and predictability: Estimate technical solutions and component-level requirements accurately, contributing to reliable delivery and team throughput.
• Collaborate and share knowledge: Actively participate in code reviews, design discussions, and cross-team collaboration while promoting best practices and shared ownership.
• Take ownership and grow others: Lead challenging initiatives, mentor team members, and contribute to improving engineering processes and technical standards.
• Continuously improve: Take on larger initiatives over time, enhancing both the product and the way the team builds software.

Your profile

• Strong mobile engineering foundation: Solid experience with React Native and a strong understanding of Android development using Java and or Kotlin, enabling quick adaptation to our tech stack and patterns.
• Production experience: Proven track record of building and shipping mobile applications in production environments, with deep knowledge of Android platform specifics and mobile UI and UX best practices.
• API and data integration skills: Experience integrating REST APIs and managing data within mobile applications.
• Testing mindset: Good understanding of mobile testing strategies including unit, integration, and end-to-end testing, with a focus on reliable, automated test coverage.
• Cloud and DevOps awareness: Basic familiarity with cloud platforms, ideally AWS, and modern CI and CD practices.
• Product-oriented thinking: You care about delivering meaningful features that create value for users and improve the overall mobile experience.
• Collaborative communication style: Strong communication skills and enjoyment in working within cross-functional teams, contributing positively to engineering culture.
• Security and compliance awareness: Understanding of mobile security best practices and data protection requirements.
• Nice to have: Advanced experience with native Android development, native module integration, performance optimization, or offline-first architectures.
• Language skills: Fluent in written and spoken English.

What we offer:

• Flexibility for Your Lifestyle : Enjoy family-friendly working hours and a generous home office policy, allowing you to stay agile and flexible in any situation.
• Ergonomic Work Environment : For your office days, we provide ergonomic workstations that offer you a comfortable and healthy workspace.
• Independent Work : With short decision-making paths, we enable you to work autonomously and actively contribute your ideas - we provide space for you to take on responsibility.
• Grow with Us : Unlock your potential with numerous opportunities for growth and development, along with an annual development budget to help you achieve your professional and personal goals.
• Team Spirit : Team spirit is important to us - we regularly host events and parties where fun is guaranteed.
• Mobility Your Way : Whether you prefer a train ticket or parking - we support your choice of preferred mobility.
• Stay Active : Keep fit with a discounted membership at Fitness First or Urban Sports Club, or use our in-house fitness room to stay active after work and enhance your work-life balance.
• Secure Your Future : Think about your future - we offer subsidies for company pension plans so you can plan long-term with us.
• Tailored Benefits : We consider your personal life situation - whether you're a parent or love to travel, we offer customized benefits to suit your lifestyle.

For us as an employer, equal opportunities and diversity are especially important. Therefore, we welcome applications from mothers, fathers, people with disabilitie