Senior Technical Lead (C#/.NET, React, Azure/AWS Cloud Architecture)

Quick Facts

• Role: Senior Technical Lead (C#/.NET, React, Azure/AWS Cloud Architecture)

• Work arrangement: Fully Remote (USA)

• Contract: 6+ Months (W2 only)

Description

Lead enterprise application architecture and modernization using C#, .NET, React, and cloud platforms (Azure or AWS). You will design microservices/REST APIs, implement security and performance best practices, and drive cloud migration initiatives. You will also lead development teams through architecture reviews, code reviews, and technical standards.

Responsibilities

• Design and lead enterprise application architecture with C#, .NET, and React

• Develop microservices, REST APIs, and cloud-native applications

• Apply architecture and design patterns for scalable, maintainable systems

• Lead legacy modernization and cloud migration (re-host, re-platform, re-architect)

• Design secure applications with authentication, authorization, API security, and data protection

• Optimize application, database, and front-end performance

• Build and maintain CI/CD pipelines for automated deployments

• Lead technical discussions, architecture reviews, and code reviews

• Troubleshoot complex performance, scalability, and reliability issues

• Guide teams and establish technical standards

Requirements

• 10–12 years of overall software engineering experience

• Significant experience in a Technical Lead or Solution Architect role

• Proven hands-on expertise in C#, .NET, React, and Azure or AWS

• Strong experience designing and delivering large-scale enterprise applications

• Proven experience with microservices, security, and DevOps

• Experience leading hybrid modernization and cloud migration programs

• Experience working in cloud and hybrid-cloud environments

• Demonstrated experience in enterprise security architecture and performance optimization

• Strong technical leadership and problem-solving skills

Benefits

• Fully remote work

• W2 contract position for 6+ months