We partner with the world's most valuable brands to build digital solutions that transform businesses. As a digital native, we bring a 29-year track record of accelerating business impact through complete and scalable digital solutions. With a global presence of 6,000+ professionals in strategy, research, data science, design and engineering, we unlock top-line growth, improve customer experience, and drive operational efficiency. Position: Senior Developer We are looking for an experienced Senior Developer to join our dynamic team and lead the development of mobile applications for both iOS and Android platforms. As a Senior Developer, you will be responsible for designing, developing, and optimizing mobile applications using Swift for iOS and Kotlin for Android. Your expertise in mobile development, along with your knowledge of analytics implementation and CI/CD processes, will be essential for our success. Key Responsibilities: Develop and maintain high-performance mobile applications for iOS using Swift and/or Android using Kotlin. Implement Google Analytics for mobile applications, including tagging, event tracking, and custom events. Develop and maintain CI/CD pipelines using GitHub Actions and Jenkins. Ensure the use of best practices in mobile development, including security, performance, and code quality. Troubleshoot and resolve issues related to mobile application development and deployment. Maintain and update legacy codebases written in Objective-C for iOS and Java for Android. Stay up-to-date with emerging mobile technologies and industry trends to drive continuous improvement. Qualifications: Advanced or fluent English skills for effective communication with global teams. Extensive experience in mobile development for iOS using Swift and Objective-C and/or Android using Kotlin and Java. Proficiency in implementing Google Analytics, including tagging, event tracking, and custom events. Familiarity with additional analytics tools such as AppsFlyer and Segment. Experience working with CI/CD tools like GitHub Actions and Jenkins. Strong understanding of mobile development frameworks, design patterns, and best practices. Strong problem-solving skills and the ability to troubleshoot complex issues in mobile applications. Our Benefits: Premium Healthcare Meal voucher Maternity and Parental leaves Mobile services subsidy Sick pay Life insurance CI&T University Colombian Holidays Paid Vacations And many others. CI&T is an equal-opportunity employer. We celebrate and appreciate the diversity of our CI&Ters' identities and lived experiences. We are committed to building, promoting, and retaining a diverse, inclusive, and equitable company and culture focused on creating a better tomorrow. At CI&T, we recognize that innovation and transformation only happen in diverse, inclusive, and safe work environments. Our teams are most impactful when people from all backgrounds and experiences collaborate to share, create, and hear ideas. #J-18808-Ljbffr