Senior Staff Specialist Full Stack Tech Lead (f/m/div)

#WeAreIn for jobs that impact everyone's life. Do you want to be the driving spirit behind everything we do? As a Senior Staff Specialist Full Stack Tech Lead (f/m/div) i n our Corporate Functions team become a part of the heart of our organization by developing strategies, refining processes, and implementing initiatives that empower our business to thrive. Are you in? Your role Key responsibilities in your new role Lead the end-to-end design, architecture, and delivery of ASP.NET Core -based web applications with integrated Unity 3D components , owning the technical roadmap, domain modeling, and engineering standards Drive hands-on full stack development , including Blazor frontends, RESTful APIs , data ingestion pipelines , and CAD file processing , while actively contributing to code reviews and complex troubleshooting across the entire stack Establish and enforce coding standards , CI/CD workflows , branching strategies, testing practices, and release management to ensure consistent quality and delivery velocity Design and maintain integrations with internal enterprise platforms and third-party APIs , defining API contracts, versioning strategies, and backward compatibility policies in alignment with internal platform teams Oversee, coordinate, and mentor a distributed team of external and third-party developers , setting clear expectations, managing capacity, reviewing deliverables, and enforcing architectural guidelines, security controls, and quality gates Partner closely with product owners, architects, UX, and QA teams to align on scope, priorities, and timelines, while communicating technical decisions, trade-offs, and risks clearly to both technical and non-technical stakeholders Own technical documentation and knowledge management , including API specifications, onboarding guides, and operational runbooks, ensuring internal maintainability and continuity beyond vendor engagements Your profile Qualifications and skills to help you succeed At least 5 years of professional software engineering experience , including 1+ year in a technical lead role , with a demonstrated ability to deliver production-grade applications and lead cross-functional or vendor teams to quality outcomes A degree in Computer Science, Software Engineering, Information Technology , or a related field Deep expertise in ASP.NET Core , C# , and Blazor (or comparable SPA frameworks), complemented by working knowledge of JavaScript , CSS/SCSS , and component libraries, as well as strong skills in database design and optimization using SQL Server and Entity Framework Core Proven experience designing and implementing enterprise system integrations and third-party API connectivity , with a solid understanding of API contract design, versioning, and secure authentication/authorization patterns Hands-on experience with Unity development for 3D visualization or interactive components, along with practical exposure to real-time 3D or CAD data processing , data ingestion pipelines, and CI/CD pipelines with container-based infrastructure (e.g., OpenShift/Kubernetes ) Excellent communication, stakeholder management, and decision-making skills , with the ability to translate complex technical concepts for diverse audiences, foster a collaborative and inclusive team culture, and enforce quality and security standards across vendor engagements Full professional fluency in both English and German (written and spoken) #WeAreIn for driving decarbonization and digitalization. As a global leader in semiconductor solutions in power systems and IoT, Infineon enables game-changing solutions for green and efficient energy, clean and safe mobility, as well as smart and secure IoT. Together, we drive innovation and customer success, while caring for our people and empowering them to reach ambitious goals. Be a part of making life easier, safer and greener. Are you in? We are on a journey to create the best Infineon for everyone. We strive to create the best Infineon for