iOS / Android Developer (medior/senior)

As an iOS / Android Developer at Capco in Bratislava, your key responsibilities will include developing high-performance mobile applications for both platforms, implementing robust security measures for financial data, and integrating payment APIs to ensure secure transactions. You will work closely with UI/UX designers to create intuitive experiences while also optimizing applications for performance and stability using CI/CD pipelines and Agile methodologies.

To qualify as an iOS / Android Developer at Capco, candidates should have at least 3 years of experience in mobile development using Kotlin/Java for Android or Swift/Objective-C for iOS. A strong technical understanding of SDKs, mobile databases, and architectural patterns is essential. Additionally, experience with payment integrations and knowledge of PCI DSS standards is a plus, as is proficiency in RESTful APIs and Agile development methodologies.

Capco offers an attractive benefits package for iOS / Android Developers that includes private health care, 25 vacation days, monthly cafeteria allowances, fully paid meal vouchers, and advanced tools like a smartphone with 1TB data and a laptop. The company also fosters a flexible work environment, whether you prefer working in the modern office setting or remotely.

At Capco, iOS / Android Developers can expect numerous opportunities for career growth. The company emphasizes continuous learning, offering access to technical and soft skill training, professional certifications, and platforms like Udemy. Employees are supported through personal coaching and have avenues to implement their ideas, all while working in a collaborative and flat hierarchy.

Collaboration for iOS / Android Developers at Capco is structured yet flexible. You will work alongside UI/UX designers, product managers, and backend teams to create applications that meet customer needs seamlessly. Regular meetings in Agile formats ensure everyone is aligned, and your input on projects is highly valued, fostering an atmosphere where innovation can thrive.

In answering this question, focus on specific projects where you used Kotlin or Swift. Discuss the challenges you faced, how you overcame them, and the impact your work had on user experience or development timelines. Highlight any specific features or functionalities you implemented that showcase your skills.

To effectively respond, point to your knowledge of PCI DSS standards and describe methods you utilize, such as encryption, tokenization, and safe API integrations. Providing examples of past projects where data security was crucial will illustrate your understanding and commitment to safeguarding financial data.

When answering this question, communicate your understanding of the benefits each language brings to Android development. For example, discuss Kotlin's concise syntax and interoperability with Java, as well as its null safety features. Mention situations where you chose one language over the other based on project needs.

In your response, detail techniques you use for performance tuning, such as using profiling tools, identifying bottlenecks, and employing best practices for memory management. Provide examples that showcase a significant improvement in performance metrics due to your interventions.

Discuss your familiarity with CI/CD tools like Jenkins or Bitrise and mention how these tools facilitated faster development and deployment cycles in your previous projects. Be specific about your role in implementing these practices and the benefits that resulted from it.

Share a specific instance where you faced a challenging bug, detailing the debugging process you followed. Emphasizing your analytical skills and resourcefulness will help illustrate your problem-solving capabilities effectively.

Your answer should reflect your ability to communicate effectively with team members from different specializations. Discuss experiences when you facilitated discussions between developers and designers or how you contributed to refining project requirements based on user feedback.

Highlight your knowledge of popular design patterns such as MVVM or MVP, ensuring to explain how these patterns improve code maintainability and scalability. Share specific projects where you successfully implemented these patterns and the positive outcomes they brought.

Emphasize the importance of continuous learning in the tech industry. You can mention specific blogs, forums, or conferences you follow or attend to remain informed about the latest technologies, platforms, and practices relevant to mobile development.

Respond by emphasizing the significance of user experience in mobile application development. Discuss how you consider UX principles while developing applications and provide examples where collaboration with designers led to impactful decisions in app design.