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Open as of September 8, 2026

Software Engineer 3, Cluster-to-Cluster

mongodbDublin

Job description

We are seeking a Software Engineer to join our Cluster to Cluster (C2C) Services team, which builds the services and tools that move data reliably between MongoDB clusters. Our work spans the Atlas Live Migration service, mongosync, and disaster-recovery capabilities, helping customers migrate, replicate, and protect critical workloads across cloud and on-premises environments . We solve challenging problems in distributed systems, data movement, reliability, scalability, and operability. As a Software Engineer on this team, you will build and support new solutions to address our scalability, performance and usability challenges.

This role can be based out of our Dublin office or remotely in Ireland.

Responsibilities

  • Build our Atlas Migration Services and tooling, including data movement and disaster recovery features. These are heavily used by customers of MongoDB Atlas (our Database-as-a-Service), as well as by on-prem customers
  • Work closely with product, design, and engineers across the organization to collectively build features that our customers love
  • Uphold engineering best practices and help drive a culture of quality, customer focus, and continuous learning
  • Mentor and contribute to the growth of team members
  • Solve difficult technical problems in a distributed environment

Candidate Profile

  • 3+ years of hands-on experience in software engineering, primarily focused on backend systems
  • Skilled at writing distributed backend systems in a compiled language (Java, C#, Go, C++ etc)
  • Solid understanding of distributed systems and experience designing APIs and services in a microservice environment
  • Experience with at least one major cloud platform (AWS, Azure, GCP)
  • Experience in one or more of: data streaming or replication, database systems, scalability, performance, reliability, or fault tolerance.
  • Curious, collaborative, empathetic, and intellectually honest
  • Motivated to solve tough problems and continually expand their knowledge
  • Excellent written and verbal communication skills

Success Measures

  • In three months you understand the team’s architecture, MongoDB fundamentals relevant to C2C, and the core data-movement workflows. You have delivered a scoped change and contributed to production-quality fixes
  • In six months, you are reviewing code and new feature designs. You're involved in the design and implementation of a major project, and a few smaller features
  • In twelve months, you’re leading the design and development of at least one major new feature. You have strong familiarity with the products the team owns and are able to work across the codebase. You’re able to provide strong product support to both internal and external customers

About MongoDB

MongoDB is built for change, empowering our customers and our people to innovate at the speed of the market. We have redefined the data platform for the AI era, enabling builders to create, transform, and disrupt industries with software. MongoDB’s unified data platform, the most widely available, globally distributed data platform 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 data platform and is available across AWS, Google Cloud, and Microsoft Azure.

With offices worldwide and over 67,000 customers, including AI-native startups and approximately 75% of the Fortune 100, 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. From employee affinity groups, to fertility assistance and a generous parental leave policy, we value our employees’ wellbeing and want to support them along every step of their professional and personal journeys. Learn more about what it’s like to work at MongoDB, and help us make an impact on the world!

MongoDB is committed to providing any necessary accommodations for individuals with disabilities within our application and interview process. To request an accommodation due to a disability, please inform your recruiter.

MongoDB is an equal opportunities employer.

Req ID: 3273541928

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Job summary

Job type
full time
Salary
Not listed
Location
Dublin
Posted
September 8, 2026
Last confirmed open
September 8, 2026

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