Summary: ADVANS Portugal is seeking a Senior Full-Stack Engineer to design and develop complex software applications for distributed systems, participating in the full software development lifecycle. Highlights: 1. Design and develop complex software applications on distributed systems 2. Participate in full software development lifecycle 3. Improve delivery processes and code quality ADVANS Portugal is looking for a Senior Full‑Stack Engineer to design and develop complex software applications running on distributed systems. **Key Responsibilities** * Develop backend and frontend applications in .NET / C\# * Participate in full software development lifecycle * Design robust, secure, and scalable solutions * Troubleshoot complex software issues * Improve delivery processes and code quality **Profile** * Strong experience with .NET / C\# * Solid software engineering fundamentals * Experience with distributed systems or hardware integration is a plus * Autonomous and technically confident **Benefits:** * Integration program in a professional, young \& dynamic team * Professional development opportunities * Competitive salaries \& benefits * Health insurance * International work environment