Senior Fullstack Developer (Microsoft365/Office Add-in)

Nimblr was founded with the mission to create a safer digital world. We believe that cybersecurity starts with people – empowering individuals with the right knowledge at the right time to build lasting resilience against cyber threats. Since 2019, we have combined expertise in IT security, behavioral science, and digital learning to develop intelligent, cloud-based Security Awareness training to help organizations of all sizes stay ahead of evolving threats like phishing and social engineering.At Nimblr, we take pride in making security awareness accessible, relevant, and engaging. If you’re passionate about technology and want to make a real impact in cybersecurity, this is the place to be!* Note: CV in English. A programming test is applied before the interview. Your responsibilities will include: Design and develop Office Add-ins and solutions that integrate with Microsoft 365 services like Exchange Online, SharePoint, Teams, and Power BI. Implement authentication and authorization flows using MSAL.js, OAuth2, and Microsoft Identity Platform. Continuously optimize codebase for performance, maintainability, and scalability, adhering to best practices in cybersecurity and software development. Work closely with cross-functional teams to ensure alignment with product goals and user experience. Stay updated on cybersecurity best practices to strengthen platform integrity