Software Developer .NET

Remote, USA
Posted Jun 12, 2026
Full-time

Full stack developer for an exciting startup!

We’re a dedicated and fast-paced team out to make an impact and solve interesting problems. Our application will change the work flow for millions of professionals. Onboarded clients involve global consulting firms, universities and blue chip companies. Patents pending and more to come! We offer a position where you can take ownership of your work and become a true stakeholder in the success of a great start-up.

The perks

Remote friendly

Employee equity program

Hardware and software supplied

25 vacation days (but we don't really keep track)

What you’d do

Develop and maintain Excel VSTO add-ins using C#/.NET (up to version .NET Framework 4.8.1)

Use WPF to create dynamic and user friendly interfaces

Debug production issues that don’t appear in the dev environment

Work with network engineers and IT teams to resolve firewall, TLS, and deployment issues

Create MSI installers / clickonce deployments, as well as coordinate third party services for enterprise rollouts

Optimize add-in performance and prevent Excel crashes

Implement error logging & remote debugging solutions

Requirements

5+ years of C#/.NET development (preferably in VSTO, Office Add-ins, or enterprise software), or similar experience in a different OOPL

Experience with network debugging for end users (firewalls, proxies, TLS/SSL, API requests)

Proficient using git version control

Nice to have

Familiarity with MSIX/MSI/ClickOnce deployment & Excel registry setting

Expertise in debugging VSTO add-ins and COM object handling, both in a dev environment and in a client’s production environment

Experience commercializing .exes and the related software distribution, licensing and code obfuscation

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