Senior Software Engineer, Replication
MongoDB · United States · Boston
- Level
- Senior
- Type
- full-time
- Mode
- On-site / hybrid
- Posted
- 2026-10-22
- Team
- Durability and Availability
Role description
MongoDB’s Replication Team builds the infrastructure that enables high availability, fault tolerance, automatic failover, and tunable consistency. As a Senior Engineer on the team, you will design and implement distributed-systems features that protect data and keep applications available under demanding operating conditions. You will work primarily in C++ on core database code, partner with engineers across MongoDB, and shape features central to major MongoDB releases. This is an opportunity to apply distributed-systems fundamentals to problems in data consistency, recovery time, replication performance, and operability.…
Technologies named in the posting
How Rolefit scores this role
- Stack overlap (50%). Every technology named in the posting is compared with your selected stack, weighted by how rare it is across the whole index — a niche match counts for more than Docker.
- Seniority fit (16%). The level in the posting is compared with the level assessed from your years and depth.
- Title alignment (16%). Whether the role is actually pitched at your field rather than adjacent to it.
- Freshness and filters (18%). Newer postings, your work type and your target region all move the score.
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