Job Summary: At Houer, we are seeking a proactive and eager-to-learn Junior Developer with a solid foundation in web and mobile development to work in a dynamic environment. Key Highlights: 1. Opportunity to work with an experienced team and learn best practices 2. Contribute to challenging projects focused on innovation 3. Develop and maintain web and mobile applications using modern technologies **About Us** Houer Group is one of Brazil’s largest companies operating in enterprise consulting and services, innovation, and impact-driven projects. We operate in the infrastructure sector, impacting the lives of millions of people. We structure and enable concession projects, public-private partnerships (PPPs), and other initiatives across diverse areas throughout all regions of Brazil. We believe it is essential to think about the future and the legacy we will leave for future generations. Our actions aim above all to contribute to a better and more developed world. The Houer Team comprises over **500** engaged and united collaborators, driven by a single purpose: transforming the world and impacting generations. Our headquarters is located in Belo Horizonte \- Minas Gerais. We have offices across all regions of Brazil. We are powered by people—and people move the world! We are a GPTW-certified company, recognized as one of the best places to work. This recognition reflects our commitment to our employees’ well-being and our relentless pursuit of excellence and impact in everything we do. **About the Role** At Houer, we are passionate about innovation and building solutions that truly make a difference. If you are a developer eager to learn, proactive, and ready to grow in a dynamic environment, this role is for you! We seek someone at the beginning of their career but already possessing a solid foundation in web and mobile development, and who wishes to deepen their expertise across multiple technologies. You will have the opportunity to work alongside an experienced team, learn best practices, and contribute to challenging projects. **RESPONSIBILITIES AND DUTIES** * Develop and maintain web and mobile applications using PHP (Yii2 Framework), JavaScript (Nest/Next.js, Electron), React, and React Native. * Collaborate in the creation and maintenance of APIs. * Work with SQL databases (MySQL/PostgreSQL\+PostGIS), assisting in data modeling and query optimization. * Support the team in integrating with GeoServer and Auth0\. * Actively participate in technical discussions and code reviews. * Learn and apply new technologies and development methodologies. **REQUIREMENTS AND QUALIFICATIONS** * Completed undergraduate degree (mandatory) in Information Technology, Computer Science, or related fields. * Knowledge of web development using PHP. * Knowledge of mobile development using React Native. * Familiarity with JavaScript and frameworks such as React or Vue.js. * Basic understanding of SQL databases (MySQL or PostgreSQL). * Strong desire to learn and grow within a full-stack environment. * Git. * Good communication skills and ability to work collaboratively in a team. **PREFERRED QUALIFICATIONS** * Experience with the Yii2 framework\. * Knowledge of React Native or Electron. * Familiarity with GeoServer or Geographic Information Systems (GIS). * Understanding of authentication and authorization mechanisms (OAuth2, JWT). PARTNERSHIPS * Gympass * Corporate University * Discount partnership program (psychologists, nutritionists, universities, accounting services, etc.) * Humanized and collaborative culture. Would you like to work at a major company whose mission is to positively impact people’s lives? Then join us in building new experiences! Apply to this opportunity and become part of the Houer Group—a group passionate about innovation and impact-driven projects.