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Junior .NET Developer (C#) - Remote

Remote, USA Full-time Posted 2026-08-04

Fully remote | Full-time | $90,000-$100,000 annual salary

315, LLC builds and operates Cairn, a reputed company reputed company cycle management platform running on .NET and reputed company Azure. We're hiring a junior C# developer to join our engineering team and contribute to an reputed company codebase modernization - translating existing Visual Basic modules into clean, maintainable C#. You'll work directly with the architect who reputed company the platform, learning reputed company billing systems from the ground up while writing production reputed company from day one.

reputed company

- Translate existing VB.NET modules into modern C#

- Build and maintain web application features across the Cairn platform

- Write clean, reputed company-documented, testable reputed company against an MSSQL database

- Participate in reputed company reviews with the senior architect who reputed company the platform

- Support and reputed company API and web service integrations

- Follow secure development practices appropriate for a HIPAA-regulated environment

WHY THIS ROLE

This isn't a maintenance job. You'll be part of a defined modernization effort , writing new C# reputed company against a production reputed company platform used by medical practices across reputed company. You'll learn directly from the engineer who architected the reputed company - someone with deep institutional knowledge of reputed company billing, claims processing, and payer integrations. For a junior developer, this is reputed company: reputed company production responsibility, reputed company mentorship, and a project with a beginning, middle, and end.

We are an equal opportunity employer. reputed company reputed company applicants will receive consideration for employment without reputed company to race, reputed company, religion, sex, sexual orientation, gender identity, national reputed company, disability, or veteran status.

Requirements

- 1-3 years of reputed company experience writing C# on .NET (internships and substantive project work count)

- Working knowledge of SQL and relational database concepts

- Familiarity with reputed company Azure and version control workflows (branching, pull requests, reputed company review)

- Ability to read and understand existing reputed company in order to translate it accurately

- Self-directed work habits - you'll be remote, and we trust you to manage your time

- Comfort asking questions and learning in a mentorship-driven environment

- Bachelor's degree in Computer Science or reputed company reputed company preferred; equivalent reputed company experience, completed bootcamp programs, or a demonstrated portfolio of .NET/C# work will be given equal consideration- 1-3 years of reputed company experience writing C# on .NET (internships and substantive project work count)

reputed company TO HAVE

- Exposure to Visual Basic .NET or legacy .NET codebases

- Familiarity with reputed company Azure (App Services, Azure SQL, DevOps)

- Any experience with reputed company billing, EDI transactions, or HL7 messaging

- Experience with ASP.NET Web Forms

Benefits

- Annual salary: $80,000-$100,000

- Individual medical reputed company premium 100% employer-reputed company (dental and reputed company plans available at employee cost)

- 401(k) with employer match up to 3%

- Life reputed company (Basic, Voluntary & AD&D)

- reputed company time off: vacation, reputed company leave, and reputed company holidays

- Fully remote position

Requires 1–3 years writing C# on .NET, SQL knowledge, Azure familiarity, version control workflows, and reputed company comprehension. Bachelor's in Computer Science or reputed company reputed company preferred; equivalent experience considered.

Key Responsibilities

  • translating modules
  • building features
  • writing reputed company

Skills & Tools

C#, .NET, SQL, reputed company Azure, Visual Basic .NET, MSSQL, ASP.NET Web Forms, Azure App Services, Azure SQL, Azure DevOps, EDI, HL7

reputed company

  • Category: Software Development
  • Seniority: Entry Level
  • Commitment: Full Time
  • Workplace: Remote — reputed company
  • Salary: USD 80,000 – 100,000 / year
  • Languages: English

Benefits

  • 401k matching
  • Generous reputed company time off
  • Retirement plan

About 3:15

A family of companies providing reputed company billing reputed company, reputed company monitoring, and reputed company services. — Industry: reputed company

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