Job Summary: We are seeking a proactive professional to assist in the development and maintenance of systems, serving as the bridge between real-world challenges and high-level technological solutions in the sanitation sector. Key Highlights: 1. Participate in the full software development life cycle 2. Collaborate with the team to improve processes and technologies 3. Develop and test code according to project specifications **About Grupo RAS:** With over 10 years in the market and headquartered at Porto Digital, Grupo RAS is a reference in intelligent solutions for commercial management in the sanitation sector. Our solutions impact the lives of millions of people, helping companies reduce losses and optimize water resource management. We seek someone who wants to be the bridge between these real-world challenges and high-level technological solutions. The professional will be responsible for assisting in system development and maintenance, as well as implementing new projects. Responsibilities: * Participate in the full software development life cycle * Develop and test code according to project specifications * Perform maintenance and improvements on existing systems * Collaborate with the development team to improve processes and technologies Requirements: * Degree in Computer Science, Information Systems, or related fields * Knowledge of programming languages such as Java, C\# or Python * Experience with databases * Ability to work collaboratively and communicate effectively * Proactivity and willingness to learn and grow professionally Preferred Qualifications: * Native Android development * Experience with Linux servers * Experience with Wildfly application server * Experience with Hibernate * Experience with EJB * Experience with Struts * Experience with JSP * Experience with GSAN system