Freelance Opportunity: Senior Full Stack Developer (.NET Core, Azure, React)

Company Description ThreatXIntel is a startup cyber security company focused on delivering affordable, customized solutions to protect businesses and organizations of all sizes from cyber threats. Our services include cloud security, web and mobile security testing, cloud security assessments, and DevSecOps to address the specific needs of our clients. We take a proactive approach to security, continuously monitoring and assessing our clients' digital environments to detect and mitigate vulnerabilities. Our mission is to provide reliable and high-quality cyber security services, enabling businesses to protect their digital assets and focus on growth.

Role Description We are looking for a

Senior Freelance Full Stack Developer

with strong expertise in

.NET Core, Microsoft Azure, and React

to design, build, and support scalable distributed systems. The role requires deep backend engineering skills in

C# , solid frontend experience with

React , and strong DevOps knowledge across modern CI/CD pipelines. Responsibilities Design, develop, and maintain distributed applications using

.NET Core and C# Build and enhance frontend components using

React Architect scalable, secure, and high-performance systems Implement and manage

CI/CD pipelines

using

Azure DevOps, GitHub, or GitLab Work with

YAML pipelines , branching strategies, and release automation Use

Git

effectively for version control, branching, and merging Leverage

GitHub Copilot

to improve development efficiency and code quality Deploy and manage applications on

Microsoft Azure Collaborate with cross-functional teams to translate requirements into technical solutions Ensure high code quality through reviews, testing, and best practices Troubleshoot production issues and optimize performance Required Skills C# .NET Core React Microsoft Azure Distributed Systems Git GitHub GitLab Azure DevOps CI/CD Pipelines YAML Pipelines Branching & Merging Strategies Repository Management GitHub Copilot Additional Skills Full Stack Development System Architecture & Design Problem Solving Code Review & Best Practices