**Location:** Criciúma/SC **Job Description** We are looking for a Web Developer with proven experience to work on the development and maintenance of modern web systems, using current market technologies. The role is on-site, in a collaborative environment focused on quality and performance. **Responsibilities** * Develop and maintain front-end and back-end web applications * Work with REST APIs and system integrations * Participate in requirements gathering and technical solution definition * Ensure code quality, security, and performance * Maintain and enhance existing systems **Mandatory Requirements** * Proven experience as a web developer * Solid knowledge of JavaScript * Experience with React.js (hooks, components, state management) * Experience with Node.js * Experience with PHP and its frameworks (e.g., Laravel, Symfony or similar) * Knowledge of HTML5, CSS3, and development best practices * Experience with relational databases (MySQL, PostgreSQL, etc.) * Code versioning with Git * Availability for on-site work **Preferred Qualifications** * Experience with Docker * Knowledge of automated testing * Experience with agile methodologies (Scrum/Kanban) * Knowledge of Cloud platforms (AWS, Azure, etc.)