Job Summary: We are seeking a proactive professional to work on projects, maintain and enhance applications, ensure the stability and observability of the production environment, and actively participate in agile ceremonies and technical development. Key Highlights: 1. Working on projects and application maintenance 2. Application analysis and continuous improvement 3. Active participation in agile methodologies **We are looking for someone who dares to co-lead with us.** **Responsibilities and Duties:** * Working on projects and application maintenance; * Application analysis and improvement; * Ensuring production environment stability; * Monitoring application metrics and observability; * Participating in the team’s agile ceremonies; * Supporting user acceptance testing and deploying fixes for issues identified in the production environment. * Supporting technical solutions and Discovery for strategic projects. * Technical refinement and task breakdown within the squad. **Requirements and Qualifications:** * Experience with Java and Kotlin programming languages; * Experience with asynchronous programming (coroutines, Kotlin Flow); * Experience with UI layout customization; * Experience working with agile methodologies for system management and development; * Experience with unit testing; * Experience with dependency injection; * Experience with inter-system communication (RESTful API-based communication); * Familiarity with tools: Retrofit, Koin, JetPack; * Knowledge of SOLID principles; * Knowledge of software architecture (MVVM, MVP, MVC); * Knowledge of code versioning (Git/GitHub); * Strong logical reasoning; * Good communication and teamwork skills; **Desirable:** **Additional Information:** * For your health, we offer **medical and dental assistance** with no copayment for exams and consultations. * Want more well-being? We offer **Gympass** and **Zenklub** (with two free sessions per month) to support your physical and mental health. * When hunger strikes, use our meal benefit **Caju** to shop at any supermarket or restaurant. * Love traveling? Here, we have **Férias & Co**, a benefit that helps make your dream vacation possible. * Have children? Count on our **childcare allowance**. * Growing family? We offer **MomCare**, a flexible monetary incentive post-maternity leave for new Datunian mothers. * To personalize your workspace, rely on our **home office allowance**. * Want to invest in your professional development? We partner with several renowned educational institutions to offer you discounts of up to 70% on **undergraduate**, **postgraduate**, **MBA**, **language**, and many other courses! **To learn about all our benefits, visit the** **homepage of our careers page.**