Senior .NET Backend Engineer – Microservices & Azure
Role Summary
We are looking for a skilled .NET Backend Engineer to design, build, and modernize backend systems using .NET Core (.NET 6/8, moving to .NET 10). The role focuses on microservices architecture, cloud‑native Azure services, and modern DevOps and testing practices, with close collaboration across frontend and platform teams.
Key Responsibilities
- Design, develop, and maintain backend services using .NET Core / modern .NET
- Lead and contribute to microservices architecture, including migration from monolithic systems
- Build and operate cloud‑native solutions on Microsoft Azure
- Develop and maintain Azure Function Apps and backend APIs
- Design data access layers using Cosmos DB, Azure Blob Storage, and SQL Server
- Implement and maintain secure authentication and authorization using SSO with Microsoft Entra ID
- Collaborate closely with frontend engineers and contribute as needed to UI work using React and/or Vue.js (component development, API integration, debugging, performance tuning).
- Write clean, testable, and maintainable code following best practices
- Create and improve unit tests, and actively work on increasing test coverage
- Participate in code reviews, architectural discussions, and technical decision‑making
- Use GitHub Copilot extensively to improve developer productivity while maintaining code quality
Required Skills & Qualifications
- Strong experience with C# and .NET Core / modern .NET (6, 8, or later)
- Experience working with or migrating toward .NET 10
- Solid understanding of microservices architecture and distributed systems
- Hands‑on experience converting monolithic applications to microservices
- Experience with Azure cloud services, including:
- Azure Function Apps
- Azure Cosmos DB
- Azure Blob Storage
- Azure SQL / SQL Server
- Strong knowledge of RESTful APIs and backend integration patterns
- Hands-on experience with modern JavaScript/TypeScript and React and/or Vue.js in a production environment.
- Ability to build and maintain UI components, handle state management, and integrate with backend APIs (REST).
- Working knowledge of frontend build tooling and workflows (npm/yarn, bundlers, linting, unit tests).
- Experience implementing authentication and authorization, preferably with Microsoft Entra ID (Azure AD)
- Familiarity with CI/CD pipelines, GitHub, and modern DevOps workflows
- Strong focus on unit testing, testability, and code quality
- Ability to work effectively in an Agile / collaborative team environment
Nice to Have
- Experience with mobile application backend support or mobile app development
- Familiarity with frontend technologies such as React or Vue.js
- Experience with performance optimization, observability, and monitoring in distributed systems
- Exposure to event‑driven architectures or messaging systems
IAA Holdings, LLC (IAA)
IAA Holdings, LLC (IAA), a Ritchie Bros. Auctioneers company (NYSE: RBA) and (TSX: RBA), is a trusted global marketplace for insights, services, and transaction solutions for commercial assets and vehicles. Leveraging leading-edge technology and focusing on innovation, IAA’s unique platform facilitates the marketing and sale of total-loss, damaged and low-value vehicles. IAA serves a global buyer base – located throughout over 170 countries – and a full spectrum of sellers, including insurers, dealerships, fleet lease and rental car companies, and charitable organizations. Buyers have access to multiple digital bidding and buying channels, innovative vehicle merchandising, and efficient evaluation services, enhancing the overall purchasing experience. IAA offers sellers a comprehensive suite of services aimed at maximizing vehicle value, reducing administrative costs, shortening selling cycle time and delivering the highest economic returns.
RB Global full-time employees are offered medical, dental, vision, and basic life insurances. Employees are able to enroll in our company’s 401k plan and RB Global will match 100% for the first 4% contributed. Employees will also receive 15 days of PTO each year.
Skills Required
- Strong experience with C# and .NET Core / modern .NET (6, 8, or later)
- Experience working with or migrating toward .NET 10
- Solid understanding of microservices architecture and distributed systems
- Hands-on experience converting monolithic applications to microservices
- Experience with Azure Function Apps
- Experience with Azure Cosmos DB
- Experience with Azure Blob Storage
- Experience with Azure SQL / SQL Server
- Strong knowledge of RESTful APIs and backend integration patterns
- Hands-on experience with modern JavaScript/TypeScript and React and/or Vue.js in production
- Ability to build and maintain UI components, handle state management, and integrate with backend APIs
- Working knowledge of frontend build tooling and workflows (npm/yarn, bundlers, linting, unit tests)
- Experience implementing authentication and authorization (preferably Microsoft Entra ID / Azure AD)
- Familiarity with CI/CD pipelines, GitHub, and modern DevOps workflows
- Strong focus on unit testing, testability, and code quality
- Ability to work effectively in an Agile / collaborative team environment
RB Global Compensation & Benefits Highlights
The following summarizes recurring compensation and benefits themes identified from responses generated by popular LLMs to common candidate questions about RB Global and has not been reviewed or approved by RB Global.
-
Retirement Support — Retirement plans with employer matching are highlighted in multiple postings, supporting long‑term savings for U.S. employees. Plan details are positioned as a core component of the total package and are frequently called out alongside other key benefits.
-
Equity Value & Accessibility — An Employee Stock Purchase Plan is emphasized, including accessible design features such as cashless participation and look‑back/discount mechanics. Participation is portrayed as broad and a meaningful part of total rewards across regions.
-
Leave & Time Off Breadth — Paid time off and company holidays are consistently described as part of the standard offering. Time away benefits are frequently praised as a strength that enhances overall compensation value.
RB Global Insights
What We Do
RB Global, Inc. (NYSE: RBA) (TSX: RBA) is a leading, omnichannel marketplace and trusted provider of value-added insights, services and transaction solutions for buyers and sellers of commercial assets and vehicles worldwide. Through its global network of auction sites and digital platform, RB Global serves customers worldwide across a variety of asset classes, including automotive, construction, commercial transportation, government surplus, lifting and material handling, energy, mining and agriculture. The company’s end-to-end marketplace solutions include Ritchie Bros., IAA, Rouse Services, SmartEquip and VeriTread. For more information about RB Global, visit rbglobal.com.
.png)
