Sr. Staff Engineer - Web Developer

**Work Schedule** Standard (Mon-Fri) **Environmental Conditions** Office **Job Description** We are seeking a highly experienced Sr. Staff Engineer to lead the design and development of scalable, high-performance web applications. This role requires deep expertise in Angular, C#/.NET, TypeScript, and cloud technologies, along with strong technical leadership and collaboration skills to work effectively with global teams. **Responsibilities** + Lead architecture, design, and development of full-stack applications using **Angular, TypeScript, and C#/.NET** + Collaborate with US onshore teams to deliver high-quality, scalable solutions aligned with business goals + Drive technical direction, best practices, and coding standards across the engineering team + Design and implement **cloud-native applications (Azure/AWS/GCP)** with a focus on scalability and reliability + Mentor and guide engineers, conduct code reviews, and foster a culture of engineering excellence + Work closely with product managers, UX designers, and stakeholders to translate requirements into technical solutions + Ensure application performance, security, and maintainability + Lead troubleshooting, root cause analysis, and resolution of complex technical issues + Contribute to DevOps practices including CI/CD pipelines, automated testing, and deployment strategies **Requirements** + Bachelor's orMaster's degree in Computer Science, Engineering, or related field + 10+ years of experience in software development, with strong full-stackexpertise + Deep experience with: + **Angular (latest versions)** + **TypeScript, JavaScript, HTML5, CSS3** + **C# and .NET / .NET Core / ASP.NET** + Hands-on experience with cloud platforms ( **AWS** **preferred** ,Azureor GCP acceptable) + Strong experience in building APIs using **REST and** **/or** **GraphQL** + Strong understanding of microservices architecture and distributed systems + Experience with relational and/or NoSQL databases + Proficiencyin Git and modern development workflows **Preferred Qualifications** + Experience in designing enterprise-scale applications + Exposure to containerization (Docker, Kubernetes) + Familiarity with messaging systems (Kafka, Service Bus, etc.) + Experience with performance tuning and application monitoring tools + Prior experience working in a global delivery model withdistributedteams Thermo Fisher Scientific is an EEO/Affirmative Action Employer and does not discriminate on the basis of race, color, religion, sex, sexual orientation, gender identity, national origin, protected veteran status, disability or any other legally protected status.