Senior .NET full-stack developer responsible for custom application development, API integrations, database optimization, deployments, troubleshooting, performance, security, and production support using .NET/C#, ASP.NET Core, SQL, modern frontend frameworks, cloud, and CI/CD.
This is a remote position.
We are looking for a Senior .NET Full-Stack Developer / English level B2+, with 5–10 years of experience developing, maintaining, and supporting business-critical applications.
The role requires strong experience with .NET 8+, C#, ASP.NET Core, MVC, RESTful APIs, SQL Server, IIS, JavaScript, TypeScript, and at least one modern frontend framework: React, Angular, or Vue.
The candidate will be responsible for custom application development, API integrations, database optimization, deployments, troubleshooting, performance, security, and production support.
Experience with Git, CI/CD pipelines, AWS or Azure, SaaS environments, and enterprise collaboration tools is required.
Role overview
A skilled team member for custom development of applications primarily using .NET / C#, ASP.NET, SQL, and Web technologies. The ideal candidate will ensure high availability, performance, and security.
A skilled team member for custom development of applications primarily using .NET / C#, ASP.NET, SQL, and Web technologies. The ideal candidate will ensure high availability, performance, and security.
Requirements
Technical Skills
- In-depth knowledge of the .NET Framework and .NET Core/.NET 8+
- Strong proficiency in C# programming
- Extensive experience with ASP.NET Core
- Solid understanding of MVC (Model-View-Controller) Architecture
- Experience in designing and developing RESTful APIs and Web APIs
- Strong experience with Microsoft SQL Server
- In-depth knowledge of SQL and database query optimization
- Experience with IIS (Internet Information Services) Server administration and deployment
- Proficient in HTML5, CSS3, JavaScript, and TypeScript
- Knowledge of cloud hosting platforms such as AWS and Microsoft Azure
- Experience with Web Services and API integrations
- Strong database skills, including SQL Server and PostgreSQL
Frontend Technologies & Frameworks
- Experience with modern frontend frameworks and libraries:
- Vue.js
- React.js
- Angular
- Glide
Reporting Tools
- Experience in developing and maintaining reports using:
- SQL Server Reporting Services (SSRS)
- Crystal Reports
DevOps & Version Control
- Experience with CI/CD pipelines and DevOps practices
- Proficient in source control and collaboration tools:
- Git
- Bitbucket
- Azure DevOps
Project Management & Collaboration Tools
- Experience working with:
- Jira
- ServiceNow
- SaaS & Enterprise Applications
- Experience working with Software-as-a-Service (SaaS) applications
- Strong understanding of application deployment, maintenance, and support in cloud-based environments
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With vibrant neighborhoods, great food and more affordable housing than either coast, Chicago might be the most liveable major tech hub. It is the birthplace of modern commodities and futures trading, a national hub for logistics and commerce, and home to the American Medical Association and the American Bar Association. This diverse blend of industry influences has helped Chicago emerge as a major player in verticals like fintech, biotechnology, legal tech, e-commerce and logistics technology. It’s also a major hiring center for tech companies on both coasts.
Key Facts About Chicago Tech
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