Sr/Lead .NET Developer

Hivaa Services LLC; Fort Mill (SC); On-site; USD 140,000 - 180,000; Full time

Job summary

Hivaa Services LLC in Fort Mill, SC is seeking a senior software engineer to own and shape end-to-end solutions across .NET Core, Angular and AWS-based microservices. You will drive architecture decisions, mentor junior engineers and deliver robust REST APIs in a cloud-native environment.

Ideal candidates bring 12+ years in .NET/C#, strong leadership, hands-on AWS expertise, and a track record of delivering scalable systems with CI/CD and DevOps practices, plus exposure to GenAI integrations.

Qualifications

• 12+ years of experience in .NET Core, C#, ASP.NET Core, and Angular.
• 3+ years hands-on AWS experience (Lambda, ECS/EKS, S3, API Gateway, RDS).
• Strong expertise in REST APIs, Microservices, and Cloud-Native Architecture.
• Experience with SQL Server, CI/CD, and DevOps practices.
• Exposure to AI/GenAI, Agentic AI, LLM integrations, and AI-assisted development.
• Proven technical leadership and team mentoring experience.

Skills

.NET Core & C#

ASP.NET Core

Angular

AWS

REST APIs

Microservices

Cloud-Native Architecture

SQL Server

CI/CD

DevOps

AI / GenAI

Leadership

Mentoring

Job description

Note: Direct candidates only. No third-party submissions, C2C, or staffing agencies. Candidates must be authorized to work in the U.S. without current or future employer sponsorship.

Key Skills:

• 12+ years of experience in .NET Core, C#, ASP.NET Core, and Angular.
• 3+ years of hands-on AWS experience (Lambda, ECS/EKS, S3, API Gateway, RDS).
• Strong expertise in REST APIs, Microservices, and Cloud-Native Architecture.
• Experience with SQL Server, CI/CD, and DevOps practices.
• Exposure to AI/GenAI, Agentic AI, LLM integrations, and AI-assisted development.
• Proven technical leadership and team mentoring experience.