.NET Developer

Description

Job Summary: We are seeking a Senior .NET Back-End Developer to design, develop, and maintain robust, scalable, and secure software solutions within agile projects. Key Highlights: 1. Integration into the architecture and development team at Skandia Colombia 2. Active participation in agile projects using Scrum methodologies 3. Development and maintenance of .NET applications and REST APIs Join Stefanini! At Stefanini, we are more than 30\.000 brilliant minds, connected from 41 countries, doing what they love and co\-creating a better future. **You definitely don’t want to miss out!** **Responsibilities and Duties** We are looking for a **Senior .NET Back\-End Developer** to join the architecture and development team at **Skandia Colombia**, participating in technology service expansion projects under agile methodologies. The professional will be responsible for designing, developing, and maintaining robust, scalable, and secure software solutions aligned with company standards. * Develop and maintain back\-end applications using the **.NET (C\#)** ecosystem. * Design, build, and integrate high\-performance and secure **REST APIs**. * Actively participate in **Scrum** ceremonies (daily stand\-ups, sprint planning, retrospectives, reviews). * Collaborate with architecture teams to ensure compliance with technical and security standards. * Conduct **code reviews** and propose continuous technical improvements. * Identify and resolve performance, scalability, and security issues in applications. * Document developments, integrations, and technical components. * Coordinate closely with front\-end, QA, and other client IT teams. **Requirements and Qualifications** * Final semester student or graduate in Systems Engineering, Software Engineering, Electronic Engineering, or related fields. * **3 to 4 years** of back\-end development experience with **.NET technologies.** **Required Technical Knowledge:** * .NET Framework / .NET Core / .NET 6\+ (C\#) * Design and consumption of **REST APIs** * Experience with relational databases (preferably SQL Server) * Knowledge of design patterns and development best practices (SOLID, Clean Code) * Proficiency with version control tools (**Git**) * Experience working under **agile (Scrum)** methodologies **Desirable Skills (non\-mandatory):** * Knowledge of microservices architecture * Experience with containers (Docker / Kubernetes) * Familiarity with Azure or any public cloud platform * Knowledge of application security (OWASP) Looking for a place where your ideas shine? With over 38 years of experience and a global presence, Stefanini transforms tomorrow — together. Here, every action matters and every idea can make a difference. Join a team that values innovation, respect, and commitment. If you are a disruptive individual, committed to continuous learning, and innovation is in your DNA, then we’re exactly what you’re looking for. Come and let’s build a better future — together!