The Mid-Level Full-Stack Developer is responsible for developing complete web applications, working on both the front-end and back-end. This professional possesses solid knowledge of programming languages, frameworks, and databases, and is capable of autonomously solving problems and developing new features. * Develop and maintain complete web applications, working on both front-end and back-end. * Actively participate in planning meetings and requirement definition sessions with the development team and stakeholders. * Analyze requirements and propose appropriate technical solutions for project needs. * Implement responsive and user-friendly interfaces using HTML, CSS, and JavaScript. * Develop APIs and integrations with external systems using programming languages such as Node.js, Python, Java, and others. * Create and optimize queries in relational and non-relational databases. * Perform unit and integration tests to ensure code quality. * Collaborate with the QA team to identify and fix bugs. * Stay up-to-date with emerging technologies and industry trends, continuously improving technical skills. * Document developed code and assist in preparing manuals and technical documentation. * Experience in AI for system development.