Office Add-in Developer (Office.js, C#, VSTO)

Required Skills

Office Add-in
Office.js
API Integrations
JavaScript

Job Description

Job Type: Full-time


Location: Hybrid in the US, Chicago, New Jersey or New York.


About Us:

At micro1, we’re all about connecting skilled remote professionals with some of the best companies in Silicon Valley. Our mission is to offer a stable, competitive income, along with access to top industry opportunities—all in a flexible work setting with a range of great benefits. We’re here to help you grow in your career. We're proud to work with trusted partners such as Deel, Immutable, O’Gara, and LegalSoft.


What We Offer:

  • Healthcare reimbursement
  • Wi-Fi Reimbursement
  • Unlimited Learning: Access to Udemy courses, books, and everything you need to keep growing
  • And So Much More: We’re not just about work—we’re about creating an environment where you’ll love to be!


About the Role:

We are seeking a talented Office Add-in Developer (web add-in and/or VSTO .NET add-in) to join our innovative team. As an expert in Office Add-ins, you will be responsible for driving the development and enhancement of custom solutions using Office.js and C# to optimize the functionality and user experience of Office applications such as PowerPoint, Word, Excel, Outlook, and Teams


Key Responsibilities:

  • Design, develop, and maintain Office Add-ins to meet user requirements and enhance functionality.
  • Collaborate with cross-functional teams to integrate Office Add-ins with other applications and systems.
  • Conduct testing and debugging to ensure high-quality deliverables.
  • Document processes and provide detailed written and verbal instructions for end-users and technical teams.
  • Stay updated with the latest Office Add-in technologies and implement best practices.
  • Provide support and troubleshooting for existing Office Add-ins.
  • Contribute to the continuous improvement of development processes and tools.


Required Skills and Qualifications:

  • Proven experience in developing Office Add-ins – web add-ins and/or VSTO .NET add-ins in C#
  • Excellent written and verbal communication skills.
  • Strong understanding of Office applications and their extensibility options.
  • Proficient in Javascript and C#
  • Ability to work collaboratively in a hybrid work setting.
  • Strong problem-solving skills and attention to detail.
  • Bachelor's degree in Computer Science, Information Technology, or related field.


Preferred Qualifications:

  •  Experience in developing Teams bots
  • Experience with cloud-based integration of Office Add-ins.
  • Familiarity with Agile development methodologies.
  • Certifications in Microsoft Office technologies.

Apply now

Please note that by applying & completing our interview process, you will be added to our talent pool. This means you’ll be considered for this and all other possible roles that may match your skills. These potential opportunities will be sent your way as a micro1 certified candidate.

Have any questions? See FAQs