Job Summary: We are seeking a developer to work on the development and maintenance of web and mobile applications, collaborating on API creation and database query optimization. Key Highlights: 1. Develop and maintain web and mobile applications using PHP, JavaScript, and React. 2. Collaborate in the creation and maintenance of APIs. 3. Work with SQL databases and integrate systems. **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 infrastructure — an area that **impacts the lives of millions of people**. We structure and enable concession projects, Public-Private Partnerships (PPPs), and other initiatives across diverse sectors throughout all regions of Brazil. We understand the importance of thinking ahead and considering the legacy we leave for future generations. Our actions are driven above all by the desire to contribute to a better, more developed world. The Houer Team comprises over **550** dedicated and engaged collaborators united 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 and opened our first international office in South Africa in 2021. **We are powered by people — and people move the world!** We are a GPTW-certified company — one of the best places to work. This recognition reflects our commitment to our collaborators’ well-being and our relentless pursuit of excellence and impact in everything we do. **RESPONSIBILITIES AND ATTRIBUTES** * 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), supporting 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** * Completed or ongoing undergraduate degree in Information Technology, Computer Science, or related fields. * Basic knowledge of web development with PHP. * Familiarity with JavaScript and frameworks such as React or Vue.js. * Understanding of SQL databases (MySQL or PostgreSQL). * Willingness to learn and grow within a full-stack environment. * Strong communication skills and ability to work effectively 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 (OAuth2, JWT). **BENEFITS** * Gympass * Corporate University * Discount partnership program (psychologists, nutritionists, universities, accounting services, etc.) * Human-centered and collaborative culture. Would you like to work for 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 Houer Group — a group passionate about innovation and impact-driven projects.