Senior .NET Full-Stack Engineer — Hybrid & Cloud

RLI Corp; Peoria (IL); On-site; USD 96,000 - 138,000; Full time

Benefits offered by this job

Flexible & hybrid work arrangements

Paid time off (PTO)

Employee stock ownership plan (ESOP)

401(k) with company contributions

Job summary

RLI Corp in Peoria, IL, Tempe, AZ and Alpharetta, GA is seeking a Senior Software Engineer (.NET Full Stack) with 8–10 years of professional software development experience to design, develop, and support modern enterprise applications using the Microsoft technology stack while helping advance RLI's digital transformation initiatives.

The ideal candidate will be a strong full‑stack engineer with experience building scalable, cloud‑ready applications using .NET, Blazor, RESTful APIs, and

Qualifications

• 8–10 years of professional software development experience.
• Strong experience developing enterprise applications using C# and .NET.
• Experience developing modern web applications using: Blazor, Razor, HTML5, CSS3, JavaScript.
• Experience working with MongoDB, SQL Server, Kafka.
• Experience designing and implementing RESTful APIs.
• Strong understanding of microservices architecture and distributed systems.
• Experience using Git for source control.
• Experience implementing CI/CD pipelines and modern DevOps practices.
• Experience working in Agile software development environments.
• Experience using AI-assisted software development tools to accelerate coding, testing, troubleshooting, and documentation.

Responsibilities

• Design, develop, test, and maintain enterprise applications using C# and the .NET platform.
• Build responsive, modern web applications using Blazor, Razor, HTML, CSS, and JavaScript.
• Develop secure, scalable RESTful APIs and backend services.
• Design and implement microservices that support distributed, event-driven applications.
• Develop data access solutions using MongoDB and SQL Server.
• Implement asynchronous messaging and event streaming using Kafka.
• Collaborate with product owners, architects, QA engineers, and business stakeholders within Agile delivery teams.

Skills

C#

.NET Core

Blazor

Razor

HTML5

CSS3

JavaScript

MongoDB

SQL Server

Kafka

RESTful APIs

Microservices

Git

CI/CD

Agile

AI-assisted development tools

Education

Bachelor's degree in Computer Science, Information Technology, Engineering, or equivalent

Tools

Git

CI/CD tooling

Job description

RLI Corp in Peoria, IL, Tempe, AZ and Alpharetta, GA is seeking a Senior Software Engineer (.NET Full Stack) with 8–10 years of professional software development experience to design, develop, and support modern enterprise applications using the Microsoft technology stack while helping advance RLI's digital transformation initiatives.

The ideal candidate will be a strong full‑stack engineer with experience building scalable, cloud‑ready applications using .NET, Blazor, RESTful APIs, and