Sr. Software Development Engineer

Role Overview:

We are seeking a senior, hands-on Senior Software Development Engineer with 8+ years of experience in delivering enterprise-scale, high-performance eCommerce platforms that support McAfee’s global customer acquisition and retention initiatives. This role requires a strong architectural leader who can make end-to-end technical decisions, influence platform strategy, mentor engineering teams, and remain deeply hands-on, contributing production code across cloud native microservices and legacy systems. The Solution Architect will play a key role in evolving our engineering ecosystem by leveraging AI-powered developer tools, modern cloud native architectures, and proven software engineering practices, while ensuring stability and performance of business critical platforms.

This is a Hybrid position located in Frisco, TX. You will be required to be on-site on an as-needed basis; when you are not working on-site, you will work from your home office. You must be within commutable distance of Frisco, TX. We are not offering relocation assistance at this time.

About the Role: 

• Own end‑to‑end solution architecture for complex web platforms, APIs, and integrations. 

• Make and lead architectural and technology decisions across legacy monoliths and modern microservices architecture. 

• Act as a hands‑on technical leader, contributing production code and guiding teams through design and code reviews. 

• Architect, build, test, and deploy scalable, secure, and high‑performance applications. 

• Support and evolve backend and platform workloads, including web applications, RESTful APIs, microservices, and cloud-based solutions (AWS preferred). 

• Drive adoption of AI-powered developer tools like GitHub Copilot and Claude Code to improve productivity, code quality, and engineering velocity. 

• Proactively evaluate, adopt, and showcase new tools, frameworks, and technologies to the engineering organization. 

• Stay current with AI trends, identifying opportunities to enhance customer experience and operational efficiency. 

• Architect and support e‑commerce platforms, including payment integrations, checkout optimization, and experimentation. 

• Improve engineering processes through automation, AI adoption, and continuous optimization. 

 

  

About You: 

• 8+ years of professional software engineering experience, including substantial ownership of solution architecture. 

• Proven experience as a Solution Architect, Technical Architect, or Senior/Principal Engineer with ability to lead teams, influence decisions, and mentor engineers. 

• Deep, hands‑on expertise in C#, .NET Core, and Node.js to design, build, and maintain scalable, secure backend services and RESTful APIs. 

• Proven experience designing schemas, writing optimized queries, and tuning performance using SQL Server, PostgreSQL, DynamoDB and MySQL. 

• Ability to architect and guide modern, responsive user interfaces using HTML, CSS, JavaScript, Vue.js, and React, ensuring high performance, usability, and seamless integration with backend services. 

• Handson ownership of e