PRIMUS Global Services Inc.
PRIMUS Global Services Inc.Verified Source

Full Stack Engineer, C# .NET & React

Onsite · Seattle, Washington
Posted August 13, 2026
contract

Overview

Own the technical support and enhancement of enterprise applications built on C#, .NET, React, and Microsoft Dynamics 365 in Redmond, WA. You will troubleshoot database issues across SQL environments and deliver high-quality code improvements. Join a tight-knit team of engineers supporting mission-critical systems. 5+ years of full stack experience is required, with deep knowledge of TypeScript and AI Engineering. This role offers the chance to shape robust enterprise solutions in an onsite, collaborative setting.

What You'll Do8

  • 1Debug and resolve production issues across C#, .NET, and SQL databases within the first 30 days.
  • 2Build and enhance frontend components using React and TypeScript to improve user workflows.
  • 3Integrate and customize Microsoft Dynamics 365 modules to meet business requirements.
  • 4Design and optimize SQL queries and stored procedures for performance and reliability.
  • 5Collaborate with cross-functional teams to deliver enterprise application enhancements.
  • 6Implement AI-driven features using AI Engineering principles to automate tasks.
  • 7Maintain code quality and documentation for critical business systems.
  • 8Provide technical guidance and support to junior engineers on the team.

Requirements8

  • 15+ years of professional experience in full stack development with C# and .NET.
  • 23+ years of hands-on experience with React and TypeScript.
  • 3Strong proficiency in SQL including complex queries and database troubleshooting.
  • 4Deep experience with Microsoft Dynamics 365 customization and integration.
  • 5Background in AI Engineering and machine learning integration.
  • 6Solid understanding of enterprise application architecture and design patterns.
  • 7Experience working in an onsite environment, able to collaborate effectively.
  • 8Excellent problem-solving skills and attention to detail.

Salary Insight

Salary not disclosed in listing

Location

Typeonsite
LocationSeattle, Washington

Required Skills

c#.netreacttypescriptsql
Share:

Similar open positions

Explore active roles that match your skills and interests.

Cynet Systems

Cynet Systems

12h agoSeattle, Washingtonpayroll

Fullstack Engineer, C# .NET & JavaScript

You own the full stack for enterprise applications, building features that support business-critical workflows. Your work spans C# and .NET backend services and JavaScript/TypeScript frontends, integrated with Microsoft Dynamics 365. You sit on a collaborative engineering team, shipping in short cycles and resolving production issues directly. 5+ years of experience gets you autonomy; troubleshooting SQL databases is a daily task. This contract role offers a chance to shape architecture and stabilize enterprise systems.

Competitive salary
c#.netjavascript+2 more
Digipulse Technologies, Inc

Digipulse Technologies, Inc

12h agoAtlanta, Georgiacontract

Full Stack Engineer, .NET & Angular

You will own the design, development, and support of enterprise web applications serving thousands of users in the Financial Services sector. Build with .NET on the backend and Angular on the frontend, collaborating with product teams, architects, and QA to ship features that matter. This contract role offers direct impact on high-traffic systems and the chance to shape architecture from day one.

Competitive salary
c#asp.net coreangular+2 more
Digipulse Technologies, Inc

Digipulse Technologies, Inc

12h agoAtlanta, Georgiacontract

.NET Full Stack Engineer, C# / Angular

You will own the design and delivery of full-stack features across the .NET platform, shaping frontend and backend for enterprise clients. Your stack spans C#, ASP.NET Core, Angular, and SQL Server, deployed through Azure DevOps pipelines. You will join a hybrid team of 8 engineers, collaborating daily in Atlanta or another hub. You will design REST APIs, tune database queries, and build CI/CD flows. This contract role offers direct impact on production systems from day one.

65K–70K
c#asp.net coreangular+2 more
Infolob Global, Inc.

Infolob Global, Inc.

12h agoDallas, Texascontract

Senior Software Engineer .Net Full Stack

You will own the design and delivery of enterprise web applications across the full .NET stack. You will build scalable features using C#, ASP.NET Core, and SQL Server, collaborating with cross-functional teams in an agile environment. Working onsite in Coppell, TX, you will drive technical excellence and mentor junior engineers. Your work will directly impact critical business systems from day one.

Competitive salary
c#asp.net corereact+2 more

IntelliTask LLC

12h agoSan Francisco, Californiacontract

Sr. Full Stack Engineer (.NET/C# & Angular)

The Senior Full Stack Engineer owns the design and delivery of business-critical enterprise applications. Working with C#, .NET, and Angular, the engineer builds end-to-end features and integrations. The role sits within a collaborative team of developers and product managers, reporting to the engineering lead. This position stands out for its full ownership of the software lifecycle and direct impact on enterprise operations.

Competitive salary
c#.netangular+2 more
ADDSOURCE

ADDSOURCE

9h agoNashville, Tennesseepayroll

.Net + React Developer, Technical Lead

You will lead full-stack development for .NET and React applications, owning architecture and delivery for a Nashville-based team. You will mentor engineers, guide design decisions, and partner with product and design to ship robust features. This role stands out by embedding AI-assisted development into your workflow, letting you accelerate delivery while raising code quality.

Competitive salary
.netreactc#+2 more