Senior .NET API & Backend Engineer

APR Staffing; Portland (OR); On-site; USD 95,000 - 135,000; Full time

Job summary

APR Staffing in Portland, OR is seeking a Software Developer to design, implement, and maintain high-performance backend services and RESTful APIs. The role involves building scalable systems, enhancing web frontends with Angular/TypeScript, and supporting Windows desktop clients while ensuring data integrity with SQL Server.

Strong SOLID design, cloud/DevOps practices, and Agile collaboration are required.

Qualifications

• Degree in Computer Science, IT, Engineering or related field preferred.
• 5 years of experience with degree required.
• 7 years of experience without a degree required.

Responsibilities

• Design, implement, and maintain features for scheduling system.
• Build and maintain backend services, APIs, and data workflows.
• Develop web frontends with Angular/TypeScript and Windows desktop clients (WPF/WinForms).
• Write and optimize complex SQL queries, stored procedures, and migrations.
• Contribute to testing, CI/CD, and documentation within Agile team.

Skills

C# & .NET

RESTful APIs

SQL Server

Angular

TypeScript

WCF

WinForms/WPF

PowerShell

Azure DevOps

Education

Bachelor's degree in Computer Science or related field

Associate/Bachelor's degree in related field

Tools

Visual Studio

Git

SQL Server Management Studio

Job description

APR Staffing in Portland, OR is seeking a Software Developer to design, implement, and maintain high-performance backend services and RESTful APIs. The role involves building scalable systems, enhancing web frontends with Angular/TypeScript, and supporting Windows desktop clients while ensuring data integrity with SQL Server.

Strong SOLID design, cloud/DevOps practices, and Agile collaboration are required.