Werde App Developer – Energy Saving Solutions (*) bei ista – Deine Chance in Essen wartet

As a Frontend Developer for our Energy Saving Solutions, you are responsible for the frontend part of our Angular based mobile app, together with your squad you will be working on continuous improvement and new features of ista’s tenant app. Your tasks will mainly be the following:

• Collaborate with cross-functional teams to gather requirements and develop a mobile application using Angular and the Ionic Framework
• Deploy applications to the iOS App Store and Google Play Store while adhering to respective guidelines and requirements
• Ensure the performance, quality, and responsiveness of application
• Troubleshoot and debug the application to optimize performance and fix bugs
• Continuously discover, evaluate, and implement new technologies to maximize development efficiency
• Stay up-to-date with the latest industry trends, techniques, and best practices in mobile application development
• Collaborate with the UX/UI team to create intuitive user interfaces and seamless user experiences

• Bachelor's degree in Computer Science, Software Engineering, or a related field.
• Proven experience in mobile application development using Angular and the Ionic Framework.
• Strong knowledge of HTML, CSS, JavaScript, and TypeScript.
• Familiarity with iOS and Android development platforms and their respective guidelines.
• Experience with version control systems such as Git.
• Solid understanding of RESTful APIs and integration of backend services.
• Excellent problem-solving skills and attention to detail.
• Strong communication and collaboration skills to work effectively in a team environment.
• Ability to adapt and learn new technologies quickly.
• Fluency in English; German language skills are a plus.

• Enjoy many benefits: Look forward to an attractive salary including vacation pay, 30 days of vacation per year, flexible working hours in a modern office building and the opportunity to work remotely
• Stay curious and develop yourself: standing still is not an option for us, which is why we support you in every aspect of your journey – plenty of learning opportunities await you
• Secure your career: With us, a solid international medium-sized company meets a start-up atmosphere - our future course offers you long-term and excellent career options.
• Do the right thing with a sense of purpose and future: Our services save CO₂ and protect the environment - we are working towards a sustainable world of tomorrow

• Diversity, flexibility, fun at work and a great team spirit make our team special
• We work in a dynamic environment according to agile methods
• You can expect an open culture with a lot of room for new ideas and impulses
• We hold great importance to direct communication and fair cooperation