Senior Full Stack Developer (.NET/React/AWS)

Insight Global is seeking a Senior Full Stack Developer for a top telecommunications client supporting a large-scale merger integration initiative. This candidate will join the Financial Integration workstream and help enhance existing enterprise applications that support critical business operations. The ideal candidate will possess strong backend expertise in .NET and AWS serverless technologies while also being comfortable building React-based front-end solutions. This role will focus heavily on application enhancements, API development, and integration of newly acquired systems and data sources within a fast-paced Agile environment. Candidates who thrive in collaborative teams, can work independently, and enjoy solving complex integration challenges will excel in this opportunity., Must-Haves:

5+ years of Full Stack Development experience

C#/.NET 8+, ASP.NET Core Web API, and Entity Framework Core

React, TypeScript, and Redux Toolkit

AWS Lambda and serverless application development

AWS services (CDK, API Gateway, S3, CloudFront, Secrets Manager, SQS)

GitLab CI/CD or similar deployment pipeline experience

Experience integrating APIs, systems, and data sources

Agile/Scrum development experience AWS certifications

Telecommunications, media, or enterprise-scale experience

Experience with merger, acquisition, or integration projects

Technical leadership or feature ownership experience

Strong cloud architecture background