Job Summary: Responsible for developing and implementing complete functionalities—from back-end to front-end—optimizing performance and ensuring code quality through testing and documentation. Key Highlights: 1. Full-stack development from back-end to front-end 2. Optimization of system performance and scalability 3. Application of best practices in usability and user experience (UX) You will be responsible for coding and implementing complete features, working from back-end to front-end. Your responsibilities also include creating and integrating systems with external services via APIs; prototyping specific interfaces you will develop or maintain; performing targeted tests to ensure code quality; and delivering work within established deadlines following Gitflow practices. You will optimize application performance by collecting metrics and identifying bottlenecks to ensure system efficiency and scalability. Documenting your activities will be part of your routine, ensuring transparency and knowledge retention for the project. * Front-end: Proficiency in HTML, CSS, and JavaScript, plus experience with frameworks such as React, Angular, or Vue.js; * Back-end: Knowledge of programming languages such as PHP, Python, or JavaScript, and their associated frameworks; * Understanding of microservices, service-oriented architecture (SOA), and scalable systems; * Familiarity with best practices in usability and user experience (UX), including responsiveness, accessibility, and performance; * Knowledge of containerization with Docker and data structuring. **Preferred Qualifications:** Mobile Development: Experience in mobile development (iOS, Android) or hybrid frameworks such as React Native or Flutter, including build, testing, and deployment processes; Familiarity with automated testing tools such as Jest, Mocha, etc. Knowledge of design and prototyping tools such as Figma, Canva, and similar applications.