# Senior Software Engineer

**Company:** [MongoDB](https://hotfix.jobs/companies/mongodb)
**Location:** Remote
**Role:** Backend Engineering
**Salary:** $126k – $248k/yr
**Experience:** 5+ years
**Skills:** C#, .Net, MongoDB, Asp.Net Core, Entity Framework, Odata, Data Structures, Algorithms, Networking, Concurrent Programming
**Posted:** 2026-03-26

> Develops and maintains open-source .NET/C# libraries and tools for MongoDB, including drivers and integrations. Requires 5+ years software experience, C# expertise, and database knowledge; contributes to features, bug fixes, community engagement, and mentoring.

## Job Description

## Responsibilities

- Develop and maintain .NET/C# Driver for MongoDB, MongoDB Entity Framework Provider, MongoDB OData integration, and MongoDB Analyzer.
- Contribute to third-party open source libraries.
- Test, deliver, and support libraries across multiple operating systems and MongoDB versions.
- Collaborate with Product and Server teams on designs and specifications for new features.
- Investigate bugs and support requests from customers.
- Seek speaking or writing opportunities to engage developer community.
- Mentor junior engineers.

## Requirements

- 5+ years of experience writing high-quality software.
- Substantial experience in C#.
- Proficiency in data structures, algorithms, networking, and concurrent programming.
- Experience with databases (relational or non-relational).
- Good written and spoken English communication skills.

## Nice-to-Haves

- Experience contributing to open source projects.
- Familiarity with latest .NET frameworks (ASP.NET Core, .NET Aspire, Native AOT, source generators, spans/memory).
- Experience with MongoDB and document model.
- Diversity of testing experience (unit, integration, end-to-end, performance).

## Compensation

Base salary range: $126,000 - $248,000 USD, plus equity, stock purchase program, flexible PTO, parental leave, 401(k), health benefits.

## Similar roles

- [Senior Software Engineer, Atlas Search Query](https://hotfix.jobs/jobs/3a991fa9-04af-4480-8c3a-efa88b7f7701) - MongoDB - San Francisco, CA - $126k – $248k/yr
- [Senior Software Engineer, Storage Layer Services](https://hotfix.jobs/jobs/6d3b8fef-d74d-4043-b564-e743fdd2ab2f) - MongoDB - New York, NY - $126k – $248k/yr
- [Senior Software Engineer, Public Backup](https://hotfix.jobs/jobs/bcb81fde-9418-4e1c-9528-500c22c39c68) - MongoDB - New York, NY - $126k – $248k/yr
- [Sr. Backend Software Engineer - Platform Integration](https://hotfix.jobs/jobs/613d45c9-e9c8-4ab0-b6ee-c186d503ac99) - Addepar - New York, NY - $126k – $197k/yr
- [Senior Software Engineer, Atlas Clusters Platform](https://hotfix.jobs/jobs/0cad43e5-75ce-4f80-aaaa-050075500b4f) - MongoDB - New York, NY - $126k – $248k/yr

**Apply:** https://hotfix.jobs/jobs/afc05cc6-8b47-4d8e-b502-df9b04083de7
**Canonical:** https://hotfix.jobs/jobs/afc05cc6-8b47-4d8e-b502-df9b04083de7