




Job Summary: Develop and maintain cross-platform mobile applications with a focus on innovation, collaboration, and optimization, applying best practices in UI/UX. Key Highlights: 1. Cross-platform mobile development with Flutter 2. Collaborate with backend and frontend teams 3. Real opportunity for professional growth **WE ARE HIRING: Mobile Developer** The **MKS Desenvolvimento de Sistemas LTDA** is a technology and engineering company that transforms data into valuable insights. Our purpose is to connect people and processes through intelligent, high-performance solutions. If you are passionate about mobile development and want to join an innovative and collaborative team, this opportunity is for you! **On-site work in Blumenau/SC.** **Your responsibilities here will include:** * Develop and maintain cross-platform mobile applications using **Flutter**, applying the **MVC** pattern to ensure code maintainability and scalability; * Implement integrations with **REST APIs** and **GraphQL**; * Collaborate with backend and frontend teams in defining and testing API integrations; * Create modern and responsive interfaces, applying best practices in **UI/UX** and usability; * Perform performance optimizations, error handling, testing, and debugging across various devices; * Support **app deployment and maintenance** on app stores (Android and iOS); * Participate in technical meetings and contribute ideas to advance the company’s mobile solutions. **Responsibilities:** * Develop new features according to MKS Sistemas’ requirements; * Ensure efficient integration between mobile applications and backend APIs (**REST** and **GraphQL**); * Apply the **MVC** architectural pattern, organizing the project into **Model, View, and Controller** layers; * Maintain **clean, versioned, and reusable** code, following company standards; * Conduct usability and compatibility testing across different devices; * Ensure **performance, security, and stability** of applications; * Collaborate with the technical team, sharing knowledge and best practices; * Meet deadlines and communicate progress clearly and responsibly. **What will give you an advantage:** * Experience with **Flutter**, **REST APIs**, **GraphQL**, and the **MVC** pattern; * Understanding of **UI/UX** and responsive design; * Knowledge of **Git**, **authentication**, and **PostgreSQL**; * App publishing and maintenance on app stores (Google Play / App Store); * Interest in innovation and continuous learning. **Benefits we offer:** **Competitive salary for the role** \+ **R$ 1\.000,00 monthly (no deductions!)** for your use as you wish — meals, transportation, or other needs; **Unimed health plan** (100% covered by the company for the employee \+ 50% co-payment | after 90 days); **Uniodonto dental plan** (subsidized monthly fee \+ co-payment with discount | after 90 days); **Life insurance**, fully covered by the company; **Transportation allowance** (6% deduction) or **free parking** at the company; **Relaxation room** to unwind and recharge; **Real opportunity for professional growth**; **SESC partnership** (leisure, culture, sports, and wellness); **Half-day off during your birthday month!** Employment type: Full-time, CLT permanent contract Compensation: R$2\.500,00 \- R$4\.000,00 per month Benefits: * Medical assistance * Dental assistance * Meal allowance * Transportation allowance


