Senior Dotnet Developer

Title: Senior Full Stack .NET Architect / Lead .NET Engineer

Location: Irving, TX (hybrid)

Overview

We are seeking a highly experienced Senior Full Stack Architect / Lead .NET Engineer who can take ownership of solution architecture, technical design, and full-stack development initiatives. This role requires someone who is not only hands-on technically, but also capable of understanding business requirements, translating them into scalable technical solutions, and communicating effectively with both technical and non-technical stakeholders.

The ideal candidate will have deep expertise across modern .NET development, React, SQL Server, and AWS serverless technologies, while also demonstrating strong architectural thinking, problem-solving abilities, and a passion for building maintainable and scalable software solutions.

Key Responsibilities

• Collaborate with business and technical stakeholders to gather, analyze, and refine requirements.
• Design scalable, maintainable, and high-performing software architectures and technical solutions.
• Lead technical discussions and proactively recommend alternative or improved approaches to meet business goals.
• Develop and maintain enterprise-grade applications using .NET 8+, React 18+, SQL Server, and AWS serverless technologies.
• Write clean, maintainable, and standards-driven code while promoting engineering best practices across the team.
• Understand and troubleshoot complex existing systems and improve software design where necessary.
• Create and maintain shared libraries and reusable application components.
• Participate in story writing, bug tracking, estimation, and technical documentation.
• Work closely with cross-functional teams including Product, QA, DevOps, and business users.
• Mentor developers and contribute to improving overall engineering standards and processes.

Required Technical Skills

Backend / Microsoft Stack

• Strong experience with C# and .NET 8+
• Deep understanding of Entity Framework, including performance considerations and common pitfalls
• Strong experience with LINQ and ADO.NET
• Experience building and maintaining RESTful APIs
• Swagger/OpenAPI documentation experience

Frontend

• Strong hands-on experience with React 18+
• Experience with NPM, NVM, Workspaces, and Lerna
• Ability to design scalable and maintainable frontend architectures

Database

• Strong SQL Server 2019+ experience
• Advanced SQL skills with the ability to write complex SQL queries from scratch
• Database design, optimization, and troubleshooting experience

Cloud / AWS

• Strong AWS experience including:
• Lambda
• S3
• EventBridge
• Serverless APIs
• Experience designing and implementing serverless architectures

Tools & Practices

• Git/version control
• Agile methodologies
• Writing user stories and technical documentation
• Understanding of coding standards, maintainability, and software design principles

Required Qualifications

• Proven experience designing software solutions and application architecture from requirements.
• Ability to communicate effectively with both business and technical audiences.
• Strong analytical and problem-solving skills.
• Ability to ask the right questions to fully understand business objectives and technical constraints.
• Experience improving existing systems and recommending better architectural approaches.
• Hands-on development experience in enterprise-level environments.