Haystack
← Back to Jobs
Technology

.NET Developer

QUANTUM TECHNOLOGIES LLCUnited States🇺🇸United StatesPosted 13 Jul 2026

Why This Role Stands Out

This remote .NET Developer role offers a fantastic opportunity to build impactful, scalable web and enterprise applications while collaborating with talented teams. You'll thrive here if you're a mid-senior developer eager to leverage your C# and .NET expertise, contribute to technical leadership, and enjoy the flexibility of remote work.

Quick Overview

Salary
€81/hr
Work Type
Hybrid
Level
Mid Senior

Job Description

Job Title: .NET Developer

Location: Hybrid

Duration: 8 Months + Extension

Bill Rate: $83/hr

Job Type: W-2 Contract

Client: To Be Discussed Later

Work Authorization:

USC

GC

H1B

OPT-EAD

Job Description

 

Key Responsibilities:

  • Develop and maintain a desktop-based telephony application using .NET technologies.
  • Enhance application functionality, including call recording, audio and video processing, and transcription.
  • Integrate with REST APIs to connect with various back-end systems.
  • Work with Windows Presentation Foundation (WPF) to build and adapt the user interface.
  • Implement and support automated summaries, biller connectivity, and AI-driven capabilities.
  • Troubleshoot and resolve technical issues within the application.

Required Qualifications:

  • C#
  • .NET
  • WPF (Windows Presentation Foundation)
  • APIs (specifically REST APIs)
  • Troubleshooting

Preferred Qualification:

  • Experience with telephony systems or a background in the telecommunications industry.
  • Familiarity with Artificial Intelligence (AI) concepts or technologies.

Equal Opportunity Employer: We are an equal opportunity employer. All aspects of employment including the decision to hire, promote, discipline, or discharge, will be based on merit, competence, performance, and business needs. We do not discriminate on the basis of race, color, religion, marital status, age, national origin, ancestry, physical or mental disability, medical condition, pregnancy, genetic information, gender, sexual orientation, gender identity or expression, national origin, citizenship/ immigration status, veteran status, or any other status protected under federal, state, or local law.

Skills

C#
.NET
REST

Similar jobs