Senior Full Stack Engineer

Our valued client in Aurora, CO are seeking a Senior Full Stack Engineer for their team. This is a six-month contract with the possibility of extension or conversion to full-time. This is a hybrid position that requires you to be on-site four days per week. We are unable to work with third-party companies or C2C.

Position Overview

We are seeking a skilled Senior Full Stack Engineer to maintain and modernize our core platform. You will manage our stable .NET and SQL Server stack while leading the migration toward a scalable, cloud-native microservices architecture. This role requires balancing robust legacy systems with cutting-edge architectural transformation.

Core Responsibilities

• System Modernization
• Break down monolithic .NET applications into distributed microservices.
• Design scalable APIs and event-driven communication patterns.
• Implement containerization tools to optimize deployment workflows.
• Backend Engineering
• Maintain and optimize existing .NET Framework and .NET Core applications.
• Write complex, high-performing SQL queries, stored procedures, and schemas.
• Diagnose and resolve database bottlenecks to ensure high availability.
• Frontend Development
• Build responsive, user-friendly web interfaces using modern JavaScript frameworks.
• Ensure seamless integration between frontend UI and backend microservices.

Required Technical Skills

• Backend: C#, .NET Core, ASP.NET MVC, Web API
• Database: SQL Server, T-SQL, query optimization, ORMs (Entity Framework)
• Architecture: Microservices, RESTful APIs, Event Buses (RabbitMQ / Kafka)
• Frontend: Angular, React, or Vue.js, along with HTML5, CSS3, and TypeScript
• Cloud & DevOps: Docker, Kubernetes, CI/CD pipelines, and AWS or Azure

Qualifications

• Bachelor’s degree in Computer Science or equivalent work experience.
• 5+ years of professional full stack software development experience.
• Proven track record of migrating legacy codebases to microservices.
• Strong communication skills for collaborating across cross-functional teams.

This is a contract opportunity with an hourly rate starting at $55/hour and is based on experience. Benefits include: medical, dental, vision, 401k, paid time off and holiday pay.