mongodb

Senior Software Engineer, Query Execution

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At a Glance

Location
Dublin
Department
D21010-PTO Query
Posted
2026-02-19T13:13:46-05:00

Key Requirements

Required Skills

Rust

Requirements

Hands-on experience building industrial-strength software

Solid computer science fundamentals, with strong competencies in data structures, algorithms, and software design/architecture

Experience with large code bases, preferably in C++, C, Rust or a similar compiled language

B.Sc in Computer Science or similar field, or equivalent practical experience

Interest in the theory and practice of database query engines. Hands-on experience or M.Sc./Ph.D in the domain is a plus

Success Measures

About the Company

MongoDB is built for change, empowering our customers and our people to innovate at the speed of the market. We have redefined the database for the AI era, enabling innovators to create, transform, and disrupt industries with software. MongoDB’s unified database platform—the most widely available, globally distributed database on the market—helps organizations modernize legacy workloads, embrace innovation, and unleash AI. Our cloud-native platform, MongoDB Atlas, is the only globally distributed, multi-cloud database and is available across AWS, Google Cloud, and Microsoft Azure.

With offices worldwide and nearly 60,000 customers—including 75% of the Fortune 100 and AI-native startups—relying on MongoDB for their most important applications, we’re powering the next era of software.

Our compass at MongoDB is our

Leadership Commitment,

guiding how and why we make decisions, show up for each other, and win. It’s what makes us MongoDB.

To drive the personal growth and business impact of our employees, we’re committed to developing a supportive and enriching culture for everyone.